yt_dlp/extractor/youtube.py

   1 import base64
   2 import calendar
   3 import collections
   4 import copy
   5 import datetime
   6 import enum
   7 import hashlib
   8 import itertools
   9 import json
  10 import math
  11 import os.path
  12 import random
  13 import re
  14 import sys
  15 import threading
  16 import time
  17 import traceback
  18 import urllib.error
  19 import urllib.parse
  20
  21 from .common import InfoExtractor, SearchInfoExtractor
  22 from .openload import PhantomJSwrapper
  23 from ..compat import functools
  24 from ..jsinterp import JSInterpreter
  25 from ..utils import (
  26     NO_DEFAULT,
  27     ExtractorError,
  28     LazyList,
  29     UserNotLive,
  30     bug_reports_message,
  31     classproperty,
  32     clean_html,
  33     datetime_from_str,
  34     dict_get,
  35     filter_dict,
  36     float_or_none,
  37     format_field,
  38     get_first,
  39     int_or_none,
  40     is_html,
  41     join_nonempty,
  42     js_to_json,
  43     mimetype2ext,
  44     network_exceptions,
  45     orderedSet,
  46     parse_codecs,
  47     parse_count,
  48     parse_duration,
  49     parse_iso8601,
  50     parse_qs,
  51     qualities,
  52     remove_start,
  53     smuggle_url,
  54     str_or_none,
  55     str_to_int,
  56     strftime_or_none,
  57     traverse_obj,
  58     try_get,
  59     unescapeHTML,
  60     unified_strdate,
  61     unified_timestamp,
  62     unsmuggle_url,
  63     update_url_query,
  64     url_or_none,
  65     urljoin,
  66     variadic,
  67 )
  68
  69 # any clients starting with _ cannot be explicitly requested by the user
  70 INNERTUBE_CLIENTS = {
  71     'web': {
  72         'INNERTUBE_API_KEY': 'AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8',
  73         'INNERTUBE_CONTEXT': {
  74             'client': {
  75                 'clientName': 'WEB',
  76                 'clientVersion': '2.20220801.00.00',
  77             }
  78         },
  79         'INNERTUBE_CONTEXT_CLIENT_NAME': 1
  80     },
  81     'web_embedded': {
  82         'INNERTUBE_API_KEY': 'AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8',
  83         'INNERTUBE_CONTEXT': {
  84             'client': {
  85                 'clientName': 'WEB_EMBEDDED_PLAYER',
  86                 'clientVersion': '1.20220731.00.00',
  87             },
  88         },
  89         'INNERTUBE_CONTEXT_CLIENT_NAME': 56
  90     },
  91     'web_music': {
  92         'INNERTUBE_API_KEY': 'AIzaSyC9XL3ZjWddXya6X74dJoCTL-WEYFDNX30',
  93         'INNERTUBE_HOST': 'music.youtube.com',
  94         'INNERTUBE_CONTEXT': {
  95             'client': {
  96                 'clientName': 'WEB_REMIX',
  97                 'clientVersion': '1.20220727.01.00',
  98             }
  99         },
 100         'INNERTUBE_CONTEXT_CLIENT_NAME': 67,
 101     },
 102     'web_creator': {
 103         'INNERTUBE_API_KEY': 'AIzaSyBUPetSUmoZL-OhlxA7wSac5XinrygCqMo',
 104         'INNERTUBE_CONTEXT': {
 105             'client': {
 106                 'clientName': 'WEB_CREATOR',
 107                 'clientVersion': '1.20220726.00.00',
 108             }
 109         },
 110         'INNERTUBE_CONTEXT_CLIENT_NAME': 62,
 111     },
 112     'android': {
 113         'INNERTUBE_API_KEY': 'AIzaSyA8eiZmM1FaDVjRy-df2KTyQ_vz_yYM39w',
 114         'INNERTUBE_CONTEXT': {
 115             'client': {
 116                 'clientName': 'ANDROID',
 117                 'clientVersion': '17.31.35',
 118                 'androidSdkVersion': 30,
 119                 'userAgent': 'com.google.android.youtube/17.31.35 (Linux; U; Android 11) gzip'
 120             }
 121         },
 122         'INNERTUBE_CONTEXT_CLIENT_NAME': 3,
 123         'REQUIRE_JS_PLAYER': False
 124     },
 125     'android_embedded': {
 126         'INNERTUBE_API_KEY': 'AIzaSyCjc_pVEDi4qsv5MtC2dMXzpIaDoRFLsxw',
 127         'INNERTUBE_CONTEXT': {
 128             'client': {
 129                 'clientName': 'ANDROID_EMBEDDED_PLAYER',
 130                 'clientVersion': '17.31.35',
 131                 'androidSdkVersion': 30,
 132                 'userAgent': 'com.google.android.youtube/17.31.35 (Linux; U; Android 11) gzip'
 133             },
 134         },
 135         'INNERTUBE_CONTEXT_CLIENT_NAME': 55,
 136         'REQUIRE_JS_PLAYER': False
 137     },
 138     'android_music': {
 139         'INNERTUBE_API_KEY': 'AIzaSyAOghZGza2MQSZkY_zfZ370N-PUdXEo8AI',
 140         'INNERTUBE_CONTEXT': {
 141             'client': {
 142                 'clientName': 'ANDROID_MUSIC',
 143                 'clientVersion': '5.16.51',
 144                 'androidSdkVersion': 30,
 145                 'userAgent': 'com.google.android.apps.youtube.music/5.16.51 (Linux; U; Android 11) gzip'
 146             }
 147         },
 148         'INNERTUBE_CONTEXT_CLIENT_NAME': 21,
 149         'REQUIRE_JS_PLAYER': False
 150     },
 151     'android_creator': {
 152         'INNERTUBE_API_KEY': 'AIzaSyD_qjV8zaaUMehtLkrKFgVeSX_Iqbtyws8',
 153         'INNERTUBE_CONTEXT': {
 154             'client': {
 155                 'clientName': 'ANDROID_CREATOR',
 156                 'clientVersion': '22.30.100',
 157                 'androidSdkVersion': 30,
 158                 'userAgent': 'com.google.android.apps.youtube.creator/22.30.100 (Linux; U; Android 11) gzip'
 159             },
 160         },
 161         'INNERTUBE_CONTEXT_CLIENT_NAME': 14,
 162         'REQUIRE_JS_PLAYER': False
 163     },
 164     # iOS clients have HLS live streams. Setting device model to get 60fps formats.
 165     # See: https://github.com/TeamNewPipe/NewPipeExtractor/issues/680#issuecomment-1002724558
 166     'ios': {
 167         'INNERTUBE_API_KEY': 'AIzaSyB-63vPrdThhKuerbB2N_l7Kwwcxj6yUAc',
 168         'INNERTUBE_CONTEXT': {
 169             'client': {
 170                 'clientName': 'IOS',
 171                 'clientVersion': '17.33.2',
 172                 'deviceModel': 'iPhone14,3',
 173                 'userAgent': 'com.google.ios.youtube/17.33.2 (iPhone14,3; U; CPU iOS 15_6 like Mac OS X)'
 174             }
 175         },
 176         'INNERTUBE_CONTEXT_CLIENT_NAME': 5,
 177         'REQUIRE_JS_PLAYER': False
 178     },
 179     'ios_embedded': {
 180         'INNERTUBE_CONTEXT': {
 181             'client': {
 182                 'clientName': 'IOS_MESSAGES_EXTENSION',
 183                 'clientVersion': '17.33.2',
 184                 'deviceModel': 'iPhone14,3',
 185                 'userAgent': 'com.google.ios.youtube/17.33.2 (iPhone14,3; U; CPU iOS 15_6 like Mac OS X)'
 186             },
 187         },
 188         'INNERTUBE_CONTEXT_CLIENT_NAME': 66,
 189         'REQUIRE_JS_PLAYER': False
 190     },
 191     'ios_music': {
 192         'INNERTUBE_API_KEY': 'AIzaSyBAETezhkwP0ZWA02RsqT1zu78Fpt0bC_s',
 193         'INNERTUBE_CONTEXT': {
 194             'client': {
 195                 'clientName': 'IOS_MUSIC',
 196                 'clientVersion': '5.21',
 197                 'deviceModel': 'iPhone14,3',
 198                 'userAgent': 'com.google.ios.youtubemusic/5.21 (iPhone14,3; U; CPU iOS 15_6 like Mac OS X)'
 199             },
 200         },
 201         'INNERTUBE_CONTEXT_CLIENT_NAME': 26,
 202         'REQUIRE_JS_PLAYER': False
 203     },
 204     'ios_creator': {
 205         'INNERTUBE_CONTEXT': {
 206             'client': {
 207                 'clientName': 'IOS_CREATOR',
 208                 'clientVersion': '22.33.101',
 209                 'deviceModel': 'iPhone14,3',
 210                 'userAgent': 'com.google.ios.ytcreator/22.33.101 (iPhone14,3; U; CPU iOS 15_6 like Mac OS X)'
 211             },
 212         },
 213         'INNERTUBE_CONTEXT_CLIENT_NAME': 15,
 214         'REQUIRE_JS_PLAYER': False
 215     },
 216     # mweb has 'ultralow' formats
 217     # See: https://github.com/yt-dlp/yt-dlp/pull/557
 218     'mweb': {
 219         'INNERTUBE_API_KEY': 'AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8',
 220         'INNERTUBE_CONTEXT': {
 221             'client': {
 222                 'clientName': 'MWEB',
 223                 'clientVersion': '2.20220801.00.00',
 224             }
 225         },
 226         'INNERTUBE_CONTEXT_CLIENT_NAME': 2
 227     },
 228     # This client can access age restricted videos (unless the uploader has disabled the 'allow embedding' option)
 229     # See: https://github.com/zerodytrash/YouTube-Internal-Clients
 230     'tv_embedded': {
 231         'INNERTUBE_API_KEY': 'AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8',
 232         'INNERTUBE_CONTEXT': {
 233             'client': {
 234                 'clientName': 'TVHTML5_SIMPLY_EMBEDDED_PLAYER',
 235                 'clientVersion': '2.0',
 236             },
 237         },
 238         'INNERTUBE_CONTEXT_CLIENT_NAME': 85
 239     },
 240 }
 241
 242
 243 def _split_innertube_client(client_name):
 244     variant, *base = client_name.rsplit('.', 1)
 245     if base:
 246         return variant, base[0], variant
 247     base, *variant = client_name.split('_', 1)
 248     return client_name, base, variant[0] if variant else None
 249
 250
 251 def build_innertube_clients():
 252     THIRD_PARTY = {
 253         'embedUrl': 'https://www.youtube.com/',  # Can be any valid URL
 254     }
 255     BASE_CLIENTS = ('android', 'web', 'tv', 'ios', 'mweb')
 256     priority = qualities(BASE_CLIENTS[::-1])
 257
 258     for client, ytcfg in tuple(INNERTUBE_CLIENTS.items()):
 259         ytcfg.setdefault('INNERTUBE_API_KEY', 'AIzaSyDCU8hByM-4DrUqRUYnGn-3llEO78bcxq8')
 260         ytcfg.setdefault('INNERTUBE_HOST', 'www.youtube.com')
 261         ytcfg.setdefault('REQUIRE_JS_PLAYER', True)
 262         ytcfg['INNERTUBE_CONTEXT']['client'].setdefault('hl', 'en')
 263
 264         _, base_client, variant = _split_innertube_client(client)
 265         ytcfg['priority'] = 10 * priority(base_client)
 266
 267         if not variant:
 268             INNERTUBE_CLIENTS[f'{client}_embedscreen'] = embedscreen = copy.deepcopy(ytcfg)
 269             embedscreen['INNERTUBE_CONTEXT']['client']['clientScreen'] = 'EMBED'
 270             embedscreen['INNERTUBE_CONTEXT']['thirdParty'] = THIRD_PARTY
 271             embedscreen['priority'] -= 3
 272         elif variant == 'embedded':
 273             ytcfg['INNERTUBE_CONTEXT']['thirdParty'] = THIRD_PARTY
 274             ytcfg['priority'] -= 2
 275         else:
 276             ytcfg['priority'] -= 3
 277
 278
 279 build_innertube_clients()
 280
 281
 282 class BadgeType(enum.Enum):
 283     AVAILABILITY_UNLISTED = enum.auto()
 284     AVAILABILITY_PRIVATE = enum.auto()
 285     AVAILABILITY_PUBLIC = enum.auto()
 286     AVAILABILITY_PREMIUM = enum.auto()
 287     AVAILABILITY_SUBSCRIPTION = enum.auto()
 288     LIVE_NOW = enum.auto()
 289
 290
 291 class YoutubeBaseInfoExtractor(InfoExtractor):
 292     """Provide base functions for Youtube extractors"""
 293
 294     _RESERVED_NAMES = (
 295         r'channel|c|user|playlist|watch|w|v|embed|e|live|watch_popup|clip|'
 296         r'shorts|movies|results|search|shared|hashtag|trending|explore|feed|feeds|'
 297         r'browse|oembed|get_video_info|iframe_api|s/player|source|'
 298         r'storefront|oops|index|account|t/terms|about|upload|signin|logout')
 299
 300     _PLAYLIST_ID_RE = r'(?:(?:PL|LL|EC|UU|FL|RD|UL|TL|PU|OLAK5uy_)[0-9A-Za-z-_]{10,}|RDMM|WL|LL|LM)'
 301
 302     # _NETRC_MACHINE = 'youtube'
 303
 304     # If True it will raise an error if no login info is provided
 305     _LOGIN_REQUIRED = False
 306
 307     _INVIDIOUS_SITES = (
 308         # invidious-redirect websites
 309         r'(?:www\.)?redirect\.invidious\.io',
 310         r'(?:(?:www|dev)\.)?invidio\.us',
 311         # Invidious instances taken from https://github.com/iv-org/documentation/blob/master/docs/instances.md
 312         r'(?:www\.)?invidious\.pussthecat\.org',
 313         r'(?:www\.)?invidious\.zee\.li',
 314         r'(?:www\.)?invidious\.ethibox\.fr',
 315         r'(?:www\.)?iv\.ggtyler\.dev',
 316         r'(?:www\.)?inv\.vern\.i2p',
 317         r'(?:www\.)?am74vkcrjp2d5v36lcdqgsj2m6x36tbrkhsruoegwfcizzabnfgf5zyd\.onion',
 318         r'(?:www\.)?inv\.riverside\.rocks',
 319         r'(?:www\.)?invidious\.silur\.me',
 320         r'(?:www\.)?inv\.bp\.projectsegfau\.lt',
 321         r'(?:www\.)?invidious\.g4c3eya4clenolymqbpgwz3q3tawoxw56yhzk4vugqrl6dtu3ejvhjid\.onion',
 322         r'(?:www\.)?invidious\.slipfox\.xyz',
 323         r'(?:www\.)?invidious\.esmail5pdn24shtvieloeedh7ehz3nrwcdivnfhfcedl7gf4kwddhkqd\.onion',
 324         r'(?:www\.)?inv\.vernccvbvyi5qhfzyqengccj7lkove6bjot2xhh5kajhwvidqafczrad\.onion',
 325         r'(?:www\.)?invidious\.tiekoetter\.com',
 326         r'(?:www\.)?iv\.odysfvr23q5wgt7i456o5t3trw2cw5dgn56vbjfbq2m7xsc5vqbqpcyd\.onion',
 327         r'(?:www\.)?invidious\.nerdvpn\.de',
 328         r'(?:www\.)?invidious\.weblibre\.org',
 329         r'(?:www\.)?inv\.odyssey346\.dev',
 330         r'(?:www\.)?invidious\.dhusch\.de',
 331         r'(?:www\.)?iv\.melmac\.space',
 332         r'(?:www\.)?watch\.thekitty\.zone',
 333         r'(?:www\.)?invidious\.privacydev\.net',
 334         r'(?:www\.)?ng27owmagn5amdm7l5s3rsqxwscl5ynppnis5dqcasogkyxcfqn7psid\.onion',
 335         r'(?:www\.)?invidious\.drivet\.xyz',
 336         r'(?:www\.)?vid\.priv\.au',
 337         r'(?:www\.)?euxxcnhsynwmfidvhjf6uzptsmh4dipkmgdmcmxxuo7tunp3ad2jrwyd\.onion',
 338         r'(?:www\.)?inv\.vern\.cc',
 339         r'(?:www\.)?invidious\.esmailelbob\.xyz',
 340         r'(?:www\.)?invidious\.sethforprivacy\.com',
 341         r'(?:www\.)?yt\.oelrichsgarcia\.de',
 342         r'(?:www\.)?yt\.artemislena\.eu',
 343         r'(?:www\.)?invidious\.flokinet\.to',
 344         r'(?:www\.)?invidious\.baczek\.me',
 345         r'(?:www\.)?y\.com\.sb',
 346         r'(?:www\.)?invidious\.epicsite\.xyz',
 347         r'(?:www\.)?invidious\.lidarshield\.cloud',
 348         r'(?:www\.)?yt\.funami\.tech',
 349         r'(?:www\.)?invidious\.3o7z6yfxhbw7n3za4rss6l434kmv55cgw2vuziwuigpwegswvwzqipyd\.onion',
 350         r'(?:www\.)?osbivz6guyeahrwp2lnwyjk2xos342h4ocsxyqrlaopqjuhwn2djiiyd\.onion',
 351         r'(?:www\.)?u2cvlit75owumwpy4dj2hsmvkq7nvrclkpht7xgyye2pyoxhpmclkrad\.onion',
 352         # youtube-dl invidious instances list
 353         r'(?:(?:www|no)\.)?invidiou\.sh',
 354         r'(?:(?:www|fi)\.)?invidious\.snopyta\.org',
 355         r'(?:www\.)?invidious\.kabi\.tk',
 356         r'(?:www\.)?invidious\.mastodon\.host',
 357         r'(?:www\.)?invidious\.zapashcanon\.fr',
 358         r'(?:www\.)?(?:invidious(?:-us)?|piped)\.kavin\.rocks',
 359         r'(?:www\.)?invidious\.tinfoil-hat\.net',
 360         r'(?:www\.)?invidious\.himiko\.cloud',
 361         r'(?:www\.)?invidious\.reallyancient\.tech',
 362         r'(?:www\.)?invidious\.tube',
 363         r'(?:www\.)?invidiou\.site',
 364         r'(?:www\.)?invidious\.site',
 365         r'(?:www\.)?invidious\.xyz',
 366         r'(?:www\.)?invidious\.nixnet\.xyz',
 367         r'(?:www\.)?invidious\.048596\.xyz',
 368         r'(?:www\.)?invidious\.drycat\.fr',
 369         r'(?:www\.)?inv\.skyn3t\.in',
 370         r'(?:www\.)?tube\.poal\.co',
 371         r'(?:www\.)?tube\.connect\.cafe',
 372         r'(?:www\.)?vid\.wxzm\.sx',
 373         r'(?:www\.)?vid\.mint\.lgbt',
 374         r'(?:www\.)?vid\.puffyan\.us',
 375         r'(?:www\.)?yewtu\.be',
 376         r'(?:www\.)?yt\.elukerio\.org',
 377         r'(?:www\.)?yt\.lelux\.fi',
 378         r'(?:www\.)?invidious\.ggc-project\.de',
 379         r'(?:www\.)?yt\.maisputain\.ovh',
 380         r'(?:www\.)?ytprivate\.com',
 381         r'(?:www\.)?invidious\.13ad\.de',
 382         r'(?:www\.)?invidious\.toot\.koeln',
 383         r'(?:www\.)?invidious\.fdn\.fr',
 384         r'(?:www\.)?watch\.nettohikari\.com',
 385         r'(?:www\.)?invidious\.namazso\.eu',
 386         r'(?:www\.)?invidious\.silkky\.cloud',
 387         r'(?:www\.)?invidious\.exonip\.de',
 388         r'(?:www\.)?invidious\.riverside\.rocks',
 389         r'(?:www\.)?invidious\.blamefran\.net',
 390         r'(?:www\.)?invidious\.moomoo\.de',
 391         r'(?:www\.)?ytb\.trom\.tf',
 392         r'(?:www\.)?yt\.cyberhost\.uk',
 393         r'(?:www\.)?kgg2m7yk5aybusll\.onion',
 394         r'(?:www\.)?qklhadlycap4cnod\.onion',
 395         r'(?:www\.)?axqzx4s6s54s32yentfqojs3x5i7faxza6xo3ehd4bzzsg2ii4fv2iid\.onion',
 396         r'(?:www\.)?c7hqkpkpemu6e7emz5b4vyz7idjgdvgaaa3dyimmeojqbgpea3xqjoid\.onion',
 397         r'(?:www\.)?fz253lmuao3strwbfbmx46yu7acac2jz27iwtorgmbqlkurlclmancad\.onion',
 398         r'(?:www\.)?invidious\.l4qlywnpwqsluw65ts7md3khrivpirse744un3x7mlskqauz5pyuzgqd\.onion',
 399         r'(?:www\.)?owxfohz4kjyv25fvlqilyxast7inivgiktls3th44jhk3ej3i7ya\.b32\.i2p',
 400         r'(?:www\.)?4l2dgddgsrkf2ous66i6seeyi6etzfgrue332grh2n7madpwopotugyd\.onion',
 401         r'(?:www\.)?w6ijuptxiku4xpnnaetxvnkc5vqcdu7mgns2u77qefoixi63vbvnpnqd\.onion',
 402         r'(?:www\.)?kbjggqkzv65ivcqj6bumvp337z6264huv5kpkwuv6gu5yjiskvan7fad\.onion',
 403         r'(?:www\.)?grwp24hodrefzvjjuccrkw3mjq4tzhaaq32amf33dzpmuxe7ilepcmad\.onion',
 404         r'(?:www\.)?hpniueoejy4opn7bc4ftgazyqjoeqwlvh2uiku2xqku6zpoa4bf5ruid\.onion',
 405         # piped instances from https://github.com/TeamPiped/Piped/wiki/Instances
 406         r'(?:www\.)?piped\.kavin\.rocks',
 407         r'(?:www\.)?piped\.tokhmi\.xyz',
 408         r'(?:www\.)?piped\.syncpundit\.io',
 409         r'(?:www\.)?piped\.mha\.fi',
 410         r'(?:www\.)?watch\.whatever\.social',
 411         r'(?:www\.)?piped\.garudalinux\.org',
 412         r'(?:www\.)?piped\.rivo\.lol',
 413         r'(?:www\.)?piped-libre\.kavin\.rocks',
 414         r'(?:www\.)?yt\.jae\.fi',
 415         r'(?:www\.)?piped\.mint\.lgbt',
 416         r'(?:www\.)?il\.ax',
 417         r'(?:www\.)?piped\.esmailelbob\.xyz',
 418         r'(?:www\.)?piped\.projectsegfau\.lt',
 419         r'(?:www\.)?piped\.privacydev\.net',
 420         r'(?:www\.)?piped\.palveluntarjoaja\.eu',
 421         r'(?:www\.)?piped\.smnz\.de',
 422         r'(?:www\.)?piped\.adminforge\.de',
 423         r'(?:www\.)?watch\.whatevertinfoil\.de',
 424         r'(?:www\.)?piped\.qdi\.fi',
 425         r'(?:www\.)?piped\.video',
 426         r'(?:www\.)?piped\.aeong\.one',
 427         r'(?:www\.)?piped\.moomoo\.me',
 428         r'(?:www\.)?piped\.chauvet\.pro',
 429         r'(?:www\.)?watch\.leptons\.xyz',
 430         r'(?:www\.)?pd\.vern\.cc',
 431         r'(?:www\.)?piped\.hostux\.net',
 432         r'(?:www\.)?piped\.lunar\.icu',
 433         # Hyperpipe instances from https://hyperpipe.codeberg.page/
 434         r'(?:www\.)?hyperpipe\.surge\.sh',
 435         r'(?:www\.)?hyperpipe\.esmailelbob\.xyz',
 436         r'(?:www\.)?listen\.whatever\.social',
 437         r'(?:www\.)?music\.adminforge\.de',
 438     )
 439
 440     # extracted from account/account_menu ep
 441     # XXX: These are the supported YouTube UI and API languages,
 442     # which is slightly different from languages supported for translation in YouTube studio
 443     _SUPPORTED_LANG_CODES = [
 444         'af', 'az', 'id', 'ms', 'bs', 'ca', 'cs', 'da', 'de', 'et', 'en-IN', 'en-GB', 'en', 'es',
 445         'es-419', 'es-US', 'eu', 'fil', 'fr', 'fr-CA', 'gl', 'hr', 'zu', 'is', 'it', 'sw', 'lv',
 446         'lt', 'hu', 'nl', 'no', 'uz', 'pl', 'pt-PT', 'pt', 'ro', 'sq', 'sk', 'sl', 'sr-Latn', 'fi',
 447         'sv', 'vi', 'tr', 'be', 'bg', 'ky', 'kk', 'mk', 'mn', 'ru', 'sr', 'uk', 'el', 'hy', 'iw',
 448         'ur', 'ar', 'fa', 'ne', 'mr', 'hi', 'as', 'bn', 'pa', 'gu', 'or', 'ta', 'te', 'kn', 'ml',
 449         'si', 'th', 'lo', 'my', 'ka', 'am', 'km', 'zh-CN', 'zh-TW', 'zh-HK', 'ja', 'ko'
 450     ]
 451
 452     _IGNORED_WARNINGS = {'Unavailable videos will be hidden during playback'}
 453
 454     @functools.cached_property
 455     def _preferred_lang(self):
 456         """
 457         Returns a language code supported by YouTube for the user preferred language.
 458         Returns None if no preferred language set.
 459         """
 460         preferred_lang = self._configuration_arg('lang', ie_key='Youtube', casesense=True, default=[''])[0]
 461         if not preferred_lang:
 462             return
 463         if preferred_lang not in self._SUPPORTED_LANG_CODES:
 464             raise ExtractorError(
 465                 f'Unsupported language code: {preferred_lang}. Supported language codes (case-sensitive): {join_nonempty(*self._SUPPORTED_LANG_CODES, delim=", ")}.',
 466                 expected=True)
 467         elif preferred_lang != 'en':
 468             self.report_warning(
 469                 f'Preferring "{preferred_lang}" translated fields. Note that some metadata extraction may fail or be incorrect.')
 470         return preferred_lang
 471
 472     def _initialize_consent(self):
 473         cookies = self._get_cookies('https://www.youtube.com/')
 474         if cookies.get('__Secure-3PSID'):
 475             return
 476         consent_id = None
 477         consent = cookies.get('CONSENT')
 478         if consent:
 479             if 'YES' in consent.value:
 480                 return
 481             consent_id = self._search_regex(
 482                 r'PENDING\+(\d+)', consent.value, 'consent', default=None)
 483         if not consent_id:
 484             consent_id = random.randint(100, 999)
 485         self._set_cookie('.youtube.com', 'CONSENT', 'YES+cb.20210328-17-p0.en+FX+%s' % consent_id)
 486
 487     def _initialize_pref(self):
 488         cookies = self._get_cookies('https://www.youtube.com/')
 489         pref_cookie = cookies.get('PREF')
 490         pref = {}
 491         if pref_cookie:
 492             try:
 493                 pref = dict(urllib.parse.parse_qsl(pref_cookie.value))
 494             except ValueError:
 495                 self.report_warning('Failed to parse user PREF cookie' + bug_reports_message())
 496         pref.update({'hl': self._preferred_lang or 'en', 'tz': 'UTC'})
 497         self._set_cookie('.youtube.com', name='PREF', value=urllib.parse.urlencode(pref))
 498
 499     def _real_initialize(self):
 500         self._initialize_pref()
 501         self._initialize_consent()
 502         self._check_login_required()
 503
 504     def _check_login_required(self):
 505         if self._LOGIN_REQUIRED and not self._cookies_passed:
 506             self.raise_login_required('Login details are needed to download this content', method='cookies')
 507
 508     _YT_INITIAL_DATA_RE = r'(?:window\s*\[\s*["\']ytInitialData["\']\s*\]|ytInitialData)\s*='
 509     _YT_INITIAL_PLAYER_RESPONSE_RE = r'ytInitialPlayerResponse\s*='
 510
 511     def _get_default_ytcfg(self, client='web'):
 512         return copy.deepcopy(INNERTUBE_CLIENTS[client])
 513
 514     def _get_innertube_host(self, client='web'):
 515         return INNERTUBE_CLIENTS[client]['INNERTUBE_HOST']
 516
 517     def _ytcfg_get_safe(self, ytcfg, getter, expected_type=None, default_client='web'):
 518         # try_get but with fallback to default ytcfg client values when present
 519         _func = lambda y: try_get(y, getter, expected_type)
 520         return _func(ytcfg) or _func(self._get_default_ytcfg(default_client))
 521
 522     def _extract_client_name(self, ytcfg, default_client='web'):
 523         return self._ytcfg_get_safe(
 524             ytcfg, (lambda x: x['INNERTUBE_CLIENT_NAME'],
 525                     lambda x: x['INNERTUBE_CONTEXT']['client']['clientName']), str, default_client)
 526
 527     def _extract_client_version(self, ytcfg, default_client='web'):
 528         return self._ytcfg_get_safe(
 529             ytcfg, (lambda x: x['INNERTUBE_CLIENT_VERSION'],
 530                     lambda x: x['INNERTUBE_CONTEXT']['client']['clientVersion']), str, default_client)
 531
 532     def _select_api_hostname(self, req_api_hostname, default_client=None):
 533         return (self._configuration_arg('innertube_host', [''], ie_key=YoutubeIE.ie_key())[0]
 534                 or req_api_hostname or self._get_innertube_host(default_client or 'web'))
 535
 536     def _extract_api_key(self, ytcfg=None, default_client='web'):
 537         return self._ytcfg_get_safe(ytcfg, lambda x: x['INNERTUBE_API_KEY'], str, default_client)
 538
 539     def _extract_context(self, ytcfg=None, default_client='web'):
 540         context = get_first(
 541             (ytcfg, self._get_default_ytcfg(default_client)), 'INNERTUBE_CONTEXT', expected_type=dict)
 542         # Enforce language and tz for extraction
 543         client_context = traverse_obj(context, 'client', expected_type=dict, default={})
 544         client_context.update({'hl': self._preferred_lang or 'en', 'timeZone': 'UTC', 'utcOffsetMinutes': 0})
 545         return context
 546
 547     _SAPISID = None
 548
 549     def _generate_sapisidhash_header(self, origin='https://www.youtube.com'):
 550         time_now = round(time.time())
 551         if self._SAPISID is None:
 552             yt_cookies = self._get_cookies('https://www.youtube.com')
 553             # Sometimes SAPISID cookie isn't present but __Secure-3PAPISID is.
 554             # See: https://github.com/yt-dlp/yt-dlp/issues/393
 555             sapisid_cookie = dict_get(
 556                 yt_cookies, ('__Secure-3PAPISID', 'SAPISID'))
 557             if sapisid_cookie and sapisid_cookie.value:
 558                 self._SAPISID = sapisid_cookie.value
 559                 self.write_debug('Extracted SAPISID cookie')
 560                 # SAPISID cookie is required if not already present
 561                 if not yt_cookies.get('SAPISID'):
 562                     self.write_debug('Copying __Secure-3PAPISID cookie to SAPISID cookie')
 563                     self._set_cookie(
 564                         '.youtube.com', 'SAPISID', self._SAPISID, secure=True, expire_time=time_now + 3600)
 565             else:
 566                 self._SAPISID = False
 567         if not self._SAPISID:
 568             return None
 569         # SAPISIDHASH algorithm from https://stackoverflow.com/a/32065323
 570         sapisidhash = hashlib.sha1(
 571             f'{time_now} {self._SAPISID} {origin}'.encode()).hexdigest()
 572         return f'SAPISIDHASH {time_now}_{sapisidhash}'
 573
 574     def _call_api(self, ep, query, video_id, fatal=True, headers=None,
 575                   note='Downloading API JSON', errnote='Unable to download API page',
 576                   context=None, api_key=None, api_hostname=None, default_client='web'):
 577
 578         data = {'context': context} if context else {'context': self._extract_context(default_client=default_client)}
 579         data.update(query)
 580         real_headers = self.generate_api_headers(default_client=default_client)
 581         real_headers.update({'content-type': 'application/json'})
 582         if headers:
 583             real_headers.update(headers)
 584         api_key = (self._configuration_arg('innertube_key', [''], ie_key=YoutubeIE.ie_key(), casesense=True)[0]
 585                    or api_key or self._extract_api_key(default_client=default_client))
 586         return self._download_json(
 587             f'https://{self._select_api_hostname(api_hostname, default_client)}/youtubei/v1/{ep}',
 588             video_id=video_id, fatal=fatal, note=note, errnote=errnote,
 589             data=json.dumps(data).encode('utf8'), headers=real_headers,
 590             query={'key': api_key, 'prettyPrint': 'false'})
 591
 592     def extract_yt_initial_data(self, item_id, webpage, fatal=True):
 593         return self._search_json(self._YT_INITIAL_DATA_RE, webpage, 'yt initial data', item_id, fatal=fatal)
 594
 595     @staticmethod
 596     def _extract_session_index(*data):
 597         """
 598         Index of current account in account list.
 599         See: https://github.com/yt-dlp/yt-dlp/pull/519
 600         """
 601         for ytcfg in data:
 602             session_index = int_or_none(try_get(ytcfg, lambda x: x['SESSION_INDEX']))
 603             if session_index is not None:
 604                 return session_index
 605
 606     # Deprecated?
 607     def _extract_identity_token(self, ytcfg=None, webpage=None):
 608         if ytcfg:
 609             token = try_get(ytcfg, lambda x: x['ID_TOKEN'], str)
 610             if token:
 611                 return token
 612         if webpage:
 613             return self._search_regex(
 614                 r'\bID_TOKEN["\']\s*:\s*["\'](.+?)["\']', webpage,
 615                 'identity token', default=None, fatal=False)
 616
 617     @staticmethod
 618     def _extract_account_syncid(*args):
 619         """
 620         Extract syncId required to download private playlists of secondary channels
 621         @params response and/or ytcfg
 622         """
 623         for data in args:
 624             # ytcfg includes channel_syncid if on secondary channel
 625             delegated_sid = try_get(data, lambda x: x['DELEGATED_SESSION_ID'], str)
 626             if delegated_sid:
 627                 return delegated_sid
 628             sync_ids = (try_get(
 629                 data, (lambda x: x['responseContext']['mainAppWebResponseContext']['datasyncId'],
 630                        lambda x: x['DATASYNC_ID']), str) or '').split('||')
 631             if len(sync_ids) >= 2 and sync_ids[1]:
 632                 # datasyncid is of the form "channel_syncid||user_syncid" for secondary channel
 633                 # and just "user_syncid||" for primary channel. We only want the channel_syncid
 634                 return sync_ids[0]
 635
 636     @staticmethod
 637     def _extract_visitor_data(*args):
 638         """
 639         Extracts visitorData from an API response or ytcfg
 640         Appears to be used to track session state
 641         """
 642         return get_first(
 643             args, [('VISITOR_DATA', ('INNERTUBE_CONTEXT', 'client', 'visitorData'), ('responseContext', 'visitorData'))],
 644             expected_type=str)
 645
 646     @functools.cached_property
 647     def is_authenticated(self):
 648         return bool(self._generate_sapisidhash_header())
 649
 650     def extract_ytcfg(self, video_id, webpage):
 651         if not webpage:
 652             return {}
 653         return self._parse_json(
 654             self._search_regex(
 655                 r'ytcfg\.set\s*\(\s*({.+?})\s*\)\s*;', webpage, 'ytcfg',
 656                 default='{}'), video_id, fatal=False) or {}
 657
 658     def generate_api_headers(
 659             self, *, ytcfg=None, account_syncid=None, session_index=None,
 660             visitor_data=None, identity_token=None, api_hostname=None, default_client='web'):
 661
 662         origin = 'https://' + (self._select_api_hostname(api_hostname, default_client))
 663         headers = {
 664             'X-YouTube-Client-Name': str(
 665                 self._ytcfg_get_safe(ytcfg, lambda x: x['INNERTUBE_CONTEXT_CLIENT_NAME'], default_client=default_client)),
 666             'X-YouTube-Client-Version': self._extract_client_version(ytcfg, default_client),
 667             'Origin': origin,
 668             'X-Youtube-Identity-Token': identity_token or self._extract_identity_token(ytcfg),
 669             'X-Goog-PageId': account_syncid or self._extract_account_syncid(ytcfg),
 670             'X-Goog-Visitor-Id': visitor_data or self._extract_visitor_data(ytcfg),
 671             'User-Agent': self._ytcfg_get_safe(ytcfg, lambda x: x['INNERTUBE_CONTEXT']['client']['userAgent'], default_client=default_client)
 672         }
 673         if session_index is None:
 674             session_index = self._extract_session_index(ytcfg)
 675         if account_syncid or session_index is not None:
 676             headers['X-Goog-AuthUser'] = session_index if session_index is not None else 0
 677
 678         auth = self._generate_sapisidhash_header(origin)
 679         if auth is not None:
 680             headers['Authorization'] = auth
 681             headers['X-Origin'] = origin
 682         return filter_dict(headers)
 683
 684     def _download_ytcfg(self, client, video_id):
 685         url = {
 686             'web': 'https://www.youtube.com',
 687             'web_music': 'https://music.youtube.com',
 688             'web_embedded': f'https://www.youtube.com/embed/{video_id}?html5=1'
 689         }.get(client)
 690         if not url:
 691             return {}
 692         webpage = self._download_webpage(
 693             url, video_id, fatal=False, note=f'Downloading {client.replace("_", " ").strip()} client config')
 694         return self.extract_ytcfg(video_id, webpage) or {}
 695
 696     @staticmethod
 697     def _build_api_continuation_query(continuation, ctp=None):
 698         query = {
 699             'continuation': continuation
 700         }
 701         # TODO: Inconsistency with clickTrackingParams.
 702         # Currently we have a fixed ctp contained within context (from ytcfg)
 703         # and a ctp in root query for continuation.
 704         if ctp:
 705             query['clickTracking'] = {'clickTrackingParams': ctp}
 706         return query
 707
 708     @classmethod
 709     def _extract_next_continuation_data(cls, renderer):
 710         next_continuation = try_get(
 711             renderer, (lambda x: x['continuations'][0]['nextContinuationData'],
 712                        lambda x: x['continuation']['reloadContinuationData']), dict)
 713         if not next_continuation:
 714             return
 715         continuation = next_continuation.get('continuation')
 716         if not continuation:
 717             return
 718         ctp = next_continuation.get('clickTrackingParams')
 719         return cls._build_api_continuation_query(continuation, ctp)
 720
 721     @classmethod
 722     def _extract_continuation_ep_data(cls, continuation_ep: dict):
 723         if isinstance(continuation_ep, dict):
 724             continuation = try_get(
 725                 continuation_ep, lambda x: x['continuationCommand']['token'], str)
 726             if not continuation:
 727                 return
 728             ctp = continuation_ep.get('clickTrackingParams')
 729             return cls._build_api_continuation_query(continuation, ctp)
 730
 731     @classmethod
 732     def _extract_continuation(cls, renderer):
 733         next_continuation = cls._extract_next_continuation_data(renderer)
 734         if next_continuation:
 735             return next_continuation
 736
 737         return traverse_obj(renderer, (
 738             ('contents', 'items', 'rows'), ..., 'continuationItemRenderer',
 739             ('continuationEndpoint', ('button', 'buttonRenderer', 'command'))
 740         ), get_all=False, expected_type=cls._extract_continuation_ep_data)
 741
 742     @classmethod
 743     def _extract_alerts(cls, data):
 744         for alert_dict in try_get(data, lambda x: x['alerts'], list) or []:
 745             if not isinstance(alert_dict, dict):
 746                 continue
 747             for alert in alert_dict.values():
 748                 alert_type = alert.get('type')
 749                 if not alert_type:
 750                     continue
 751                 message = cls._get_text(alert, 'text')
 752                 if message:
 753                     yield alert_type, message
 754
 755     def _report_alerts(self, alerts, expected=True, fatal=True, only_once=False):
 756         errors, warnings = [], []
 757         for alert_type, alert_message in alerts:
 758             if alert_type.lower() == 'error' and fatal:
 759                 errors.append([alert_type, alert_message])
 760             elif alert_message not in self._IGNORED_WARNINGS:
 761                 warnings.append([alert_type, alert_message])
 762
 763         for alert_type, alert_message in (warnings + errors[:-1]):
 764             self.report_warning(f'YouTube said: {alert_type} - {alert_message}', only_once=only_once)
 765         if errors:
 766             raise ExtractorError('YouTube said: %s' % errors[-1][1], expected=expected)
 767
 768     def _extract_and_report_alerts(self, data, *args, **kwargs):
 769         return self._report_alerts(self._extract_alerts(data), *args, **kwargs)
 770
 771     def _extract_badges(self, renderer: dict):
 772         privacy_icon_map = {
 773             'PRIVACY_UNLISTED': BadgeType.AVAILABILITY_UNLISTED,
 774             'PRIVACY_PRIVATE': BadgeType.AVAILABILITY_PRIVATE,
 775             'PRIVACY_PUBLIC': BadgeType.AVAILABILITY_PUBLIC
 776         }
 777
 778         badge_style_map = {
 779             'BADGE_STYLE_TYPE_MEMBERS_ONLY': BadgeType.AVAILABILITY_SUBSCRIPTION,
 780             'BADGE_STYLE_TYPE_PREMIUM': BadgeType.AVAILABILITY_PREMIUM,
 781             'BADGE_STYLE_TYPE_LIVE_NOW': BadgeType.LIVE_NOW
 782         }
 783
 784         label_map = {
 785             'unlisted': BadgeType.AVAILABILITY_UNLISTED,
 786             'private': BadgeType.AVAILABILITY_PRIVATE,
 787             'members only': BadgeType.AVAILABILITY_SUBSCRIPTION,
 788             'live': BadgeType.LIVE_NOW,
 789             'premium': BadgeType.AVAILABILITY_PREMIUM
 790         }
 791
 792         badges = []
 793         for badge in traverse_obj(renderer, ('badges', ..., 'metadataBadgeRenderer')):
 794             badge_type = (
 795                 privacy_icon_map.get(traverse_obj(badge, ('icon', 'iconType'), expected_type=str))
 796                 or badge_style_map.get(traverse_obj(badge, 'style'))
 797             )
 798             if badge_type:
 799                 badges.append({'type': badge_type})
 800                 continue
 801
 802             # fallback, won't work in some languages
 803             label = traverse_obj(badge, 'label', expected_type=str, default='')
 804             for match, label_badge_type in label_map.items():
 805                 if match in label.lower():
 806                     badges.append({'type': badge_type})
 807                     continue
 808
 809         return badges
 810
 811     @staticmethod
 812     def _has_badge(badges, badge_type):
 813         return bool(traverse_obj(badges, lambda _, v: v['type'] == badge_type))
 814
 815     @staticmethod
 816     def _get_text(data, *path_list, max_runs=None):
 817         for path in path_list or [None]:
 818             if path is None:
 819                 obj = [data]
 820             else:
 821                 obj = traverse_obj(data, path, default=[])
 822                 if not any(key is ... or isinstance(key, (list, tuple)) for key in variadic(path)):
 823                     obj = [obj]
 824             for item in obj:
 825                 text = try_get(item, lambda x: x['simpleText'], str)
 826                 if text:
 827                     return text
 828                 runs = try_get(item, lambda x: x['runs'], list) or []
 829                 if not runs and isinstance(item, list):
 830                     runs = item
 831
 832                 runs = runs[:min(len(runs), max_runs or len(runs))]
 833                 text = ''.join(traverse_obj(runs, (..., 'text'), expected_type=str))
 834                 if text:
 835                     return text
 836
 837     def _get_count(self, data, *path_list):
 838         count_text = self._get_text(data, *path_list) or ''
 839         count = parse_count(count_text)
 840         if count is None:
 841             count = str_to_int(
 842                 self._search_regex(r'^([\d,]+)', re.sub(r'\s', '', count_text), 'count', default=None))
 843         return count
 844
 845     @staticmethod
 846     def _extract_thumbnails(data, *path_list):
 847         """
 848         Extract thumbnails from thumbnails dict
 849         @param path_list: path list to level that contains 'thumbnails' key
 850         """
 851         thumbnails = []
 852         for path in path_list or [()]:
 853             for thumbnail in traverse_obj(data, (*variadic(path), 'thumbnails', ...)):
 854                 thumbnail_url = url_or_none(thumbnail.get('url'))
 855                 if not thumbnail_url:
 856                     continue
 857                 # Sometimes youtube gives a wrong thumbnail URL. See:
 858                 # https://github.com/yt-dlp/yt-dlp/issues/233
 859                 # https://github.com/ytdl-org/youtube-dl/issues/28023
 860                 if 'maxresdefault' in thumbnail_url:
 861                     thumbnail_url = thumbnail_url.split('?')[0]
 862                 thumbnails.append({
 863                     'url': thumbnail_url,
 864                     'height': int_or_none(thumbnail.get('height')),
 865                     'width': int_or_none(thumbnail.get('width')),
 866                 })
 867         return thumbnails
 868
 869     @staticmethod
 870     def extract_relative_time(relative_time_text):
 871         """
 872         Extracts a relative time from string and converts to dt object
 873         e.g. 'streamed 6 days ago', '5 seconds ago (edited)', 'updated today'
 874         """
 875         mobj = re.search(r'(?P<start>today|yesterday|now)|(?P<time>\d+)\s*(?P<unit>microsecond|second|minute|hour|day|week|month|year)s?\s*ago', relative_time_text)
 876         if mobj:
 877             start = mobj.group('start')
 878             if start:
 879                 return datetime_from_str(start)
 880             try:
 881                 return datetime_from_str('now-%s%s' % (mobj.group('time'), mobj.group('unit')))
 882             except ValueError:
 883                 return None
 884
 885     def _parse_time_text(self, text):
 886         if not text:
 887             return
 888         dt = self.extract_relative_time(text)
 889         timestamp = None
 890         if isinstance(dt, datetime.datetime):
 891             timestamp = calendar.timegm(dt.timetuple())
 892
 893         if timestamp is None:
 894             timestamp = (
 895                 unified_timestamp(text) or unified_timestamp(
 896                     self._search_regex(
 897                         (r'([a-z]+\s*\d{1,2},?\s*20\d{2})', r'(?:.+|^)(?:live|premieres|ed|ing)(?:\s*(?:on|for))?\s*(.+\d)'),
 898                         text.lower(), 'time text', default=None)))
 899
 900         if text and timestamp is None and self._preferred_lang in (None, 'en'):
 901             self.report_warning(
 902                 f'Cannot parse localized time text "{text}"', only_once=True)
 903         return timestamp
 904
 905     def _extract_response(self, item_id, query, note='Downloading API JSON', headers=None,
 906                           ytcfg=None, check_get_keys=None, ep='browse', fatal=True, api_hostname=None,
 907                           default_client='web'):
 908         for retry in self.RetryManager():
 909             try:
 910                 response = self._call_api(
 911                     ep=ep, fatal=True, headers=headers,
 912                     video_id=item_id, query=query, note=note,
 913                     context=self._extract_context(ytcfg, default_client),
 914                     api_key=self._extract_api_key(ytcfg, default_client),
 915                     api_hostname=api_hostname, default_client=default_client)
 916             except ExtractorError as e:
 917                 if not isinstance(e.cause, network_exceptions):
 918                     return self._error_or_warning(e, fatal=fatal)
 919                 elif not isinstance(e.cause, urllib.error.HTTPError):
 920                     retry.error = e
 921                     continue
 922
 923                 first_bytes = e.cause.read(512)
 924                 if not is_html(first_bytes):
 925                     yt_error = try_get(
 926                         self._parse_json(
 927                             self._webpage_read_content(e.cause, None, item_id, prefix=first_bytes) or '{}', item_id, fatal=False),
 928                         lambda x: x['error']['message'], str)
 929                     if yt_error:
 930                         self._report_alerts([('ERROR', yt_error)], fatal=False)
 931                 # Downloading page may result in intermittent 5xx HTTP error
 932                 # Sometimes a 404 is also recieved. See: https://github.com/ytdl-org/youtube-dl/issues/28289
 933                 # We also want to catch all other network exceptions since errors in later pages can be troublesome
 934                 # See https://github.com/yt-dlp/yt-dlp/issues/507#issuecomment-880188210
 935                 if e.cause.code not in (403, 429):
 936                     retry.error = e
 937                     continue
 938                 return self._error_or_warning(e, fatal=fatal)
 939
 940             try:
 941                 self._extract_and_report_alerts(response, only_once=True)
 942             except ExtractorError as e:
 943                 # YouTube servers may return errors we want to retry on in a 200 OK response
 944                 # See: https://github.com/yt-dlp/yt-dlp/issues/839
 945                 if 'unknown error' in e.msg.lower():
 946                     retry.error = e
 947                     continue
 948                 return self._error_or_warning(e, fatal=fatal)
 949             # Youtube sometimes sends incomplete data
 950             # See: https://github.com/ytdl-org/youtube-dl/issues/28194
 951             if not traverse_obj(response, *variadic(check_get_keys)):
 952                 retry.error = ExtractorError('Incomplete data received', expected=True)
 953                 continue
 954
 955             return response
 956
 957     @staticmethod
 958     def is_music_url(url):
 959         return re.match(r'(https?://)?music\.youtube\.com/', url) is not None
 960
 961     def _extract_video(self, renderer):
 962         video_id = renderer.get('videoId')
 963
 964         reel_header_renderer = traverse_obj(renderer, (
 965             'navigationEndpoint', 'reelWatchEndpoint', 'overlay', 'reelPlayerOverlayRenderer',
 966             'reelPlayerHeaderSupportedRenderers', 'reelPlayerHeaderRenderer'))
 967
 968         title = self._get_text(renderer, 'title', 'headline') or self._get_text(reel_header_renderer, 'reelTitleText')
 969         description = self._get_text(renderer, 'descriptionSnippet')
 970
 971         duration = int_or_none(renderer.get('lengthSeconds'))
 972         if duration is None:
 973             duration = parse_duration(self._get_text(
 974                 renderer, 'lengthText', ('thumbnailOverlays', ..., 'thumbnailOverlayTimeStatusRenderer', 'text')))
 975         if duration is None:
 976             # XXX: should write a parser to be more general to support more cases (e.g. shorts in shorts tab)
 977             duration = parse_duration(self._search_regex(
 978                 r'(?i)(ago)(?!.*\1)\s+(?P<duration>[a-z0-9 ,]+?)(?:\s+[\d,]+\s+views)?(?:\s+-\s+play\s+short)?$',
 979                 traverse_obj(renderer, ('title', 'accessibility', 'accessibilityData', 'label'), default='', expected_type=str),
 980                 video_id, default=None, group='duration'))
 981
 982         channel_id = traverse_obj(
 983             renderer, ('shortBylineText', 'runs', ..., 'navigationEndpoint', 'browseEndpoint', 'browseId'),
 984             expected_type=str, get_all=False)
 985         if not channel_id:
 986             channel_id = traverse_obj(reel_header_renderer, ('channelNavigationEndpoint', 'browseEndpoint', 'browseId'))
 987
 988         overlay_style = traverse_obj(
 989             renderer, ('thumbnailOverlays', ..., 'thumbnailOverlayTimeStatusRenderer', 'style'),
 990             get_all=False, expected_type=str)
 991         badges = self._extract_badges(renderer)
 992
 993         navigation_url = urljoin('https://www.youtube.com/', traverse_obj(
 994             renderer, ('navigationEndpoint', 'commandMetadata', 'webCommandMetadata', 'url'),
 995             expected_type=str)) or ''
 996         url = f'https://www.youtube.com/watch?v={video_id}'
 997         if overlay_style == 'SHORTS' or '/shorts/' in navigation_url:
 998             url = f'https://www.youtube.com/shorts/{video_id}'
 999
1000         time_text = (self._get_text(renderer, 'publishedTimeText', 'videoInfo')
1001                      or self._get_text(reel_header_renderer, 'timestampText') or '')
1002         scheduled_timestamp = str_to_int(traverse_obj(renderer, ('upcomingEventData', 'startTime'), get_all=False))
1003
1004         live_status = (
1005             'is_upcoming' if scheduled_timestamp is not None
1006             else 'was_live' if 'streamed' in time_text.lower()
1007             else 'is_live' if overlay_style == 'LIVE' or self._has_badge(badges, BadgeType.LIVE_NOW)
1008             else None)
1009
1010         # videoInfo is a string like '50K views • 10 years ago'.
1011         view_count_text = self._get_text(renderer, 'viewCountText', 'shortViewCountText', 'videoInfo') or ''
1012         view_count = (0 if 'no views' in view_count_text.lower()
1013                       else self._get_count({'simpleText': view_count_text}))
1014         view_count_field = 'concurrent_view_count' if live_status in ('is_live', 'is_upcoming') else 'view_count'
1015
1016         return {
1017             '_type': 'url',
1018             'ie_key': YoutubeIE.ie_key(),
1019             'id': video_id,
1020             'url': url,
1021             'title': title,
1022             'description': description,
1023             'duration': duration,
1024             'channel_id': channel_id,
1025             'channel': (self._get_text(renderer, 'ownerText', 'shortBylineText')
1026                         or self._get_text(reel_header_renderer, 'channelTitleText')),
1027             'channel_url': f'https://www.youtube.com/channel/{channel_id}' if channel_id else None,
1028             'thumbnails': self._extract_thumbnails(renderer, 'thumbnail'),
1029             'timestamp': (self._parse_time_text(time_text)
1030                           if self._configuration_arg('approximate_date', ie_key=YoutubeTabIE)
1031                           else None),
1032             'release_timestamp': scheduled_timestamp,
1033             'availability':
1034                 'public' if self._has_badge(badges, BadgeType.AVAILABILITY_PUBLIC)
1035                 else self._availability(
1036                     is_private=self._has_badge(badges, BadgeType.AVAILABILITY_PRIVATE) or None,
1037                     needs_premium=self._has_badge(badges, BadgeType.AVAILABILITY_PREMIUM) or None,
1038                     needs_subscription=self._has_badge(badges, BadgeType.AVAILABILITY_SUBSCRIPTION) or None,
1039                     is_unlisted=self._has_badge(badges, BadgeType.AVAILABILITY_UNLISTED) or None),
1040             view_count_field: view_count,
1041             'live_status': live_status
1042         }
1043
1044
1045 class YoutubeIE(YoutubeBaseInfoExtractor):
1046     IE_DESC = 'YouTube'
1047     _VALID_URL = r"""(?x)^
1048                      (
1049                          (?:https?://|//)                                    # http(s):// or protocol-independent URL
1050                          (?:(?:(?:(?:\w+\.)?[yY][oO][uU][tT][uU][bB][eE](?:-nocookie|kids)?\.com|
1051                             (?:www\.)?deturl\.com/www\.youtube\.com|
1052                             (?:www\.)?pwnyoutube\.com|
1053                             (?:www\.)?hooktube\.com|
1054                             (?:www\.)?yourepeat\.com|
1055                             tube\.majestyc\.net|
1056                             %(invidious)s|
1057                             youtube\.googleapis\.com)/                        # the various hostnames, with wildcard subdomains
1058                          (?:.*?\#/)?                                          # handle anchor (#/) redirect urls
1059                          (?:                                                  # the various things that can precede the ID:
1060                              (?:(?:v|embed|e|shorts|live)/(?!videoseries|live_stream))  # v/ or embed/ or e/ or shorts/
1061                              |(?:                                             # or the v= param in all its forms
1062                                  (?:(?:watch|movie)(?:_popup)?(?:\.php)?/?)?  # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
1063                                  (?:\?|\#!?)                                  # the params delimiter ? or # or #!
1064                                  (?:.*?[&;])??                                # any other preceding param (like /?s=tuff&v=xxxx or ?s=tuff&amp;v=V36LpHqtcDY)
1065                                  v=
1066                              )
1067                          ))
1068                          |(?:
1069                             youtu\.be|                                        # just youtu.be/xxxx
1070                             vid\.plus|                                        # or vid.plus/xxxx
1071                             zwearz\.com/watch|                                # or zwearz.com/watch/xxxx
1072                             %(invidious)s
1073                          )/
1074                          |(?:www\.)?cleanvideosearch\.com/media/action/yt/watch\?videoId=
1075                          )
1076                      )?                                                       # all until now is optional -> you can pass the naked ID
1077                      (?P<id>[0-9A-Za-z_-]{11})                                # here is it! the YouTube video ID
1078                      (?(1).+)?                                                # if we found the ID, everything can follow
1079                      (?:\#|$)""" % {
1080         'invidious': '|'.join(YoutubeBaseInfoExtractor._INVIDIOUS_SITES),
1081     }
1082     _EMBED_REGEX = [
1083         r'''(?x)
1084             (?:
1085                 <(?:[0-9A-Za-z-]+?)?iframe[^>]+?src=|
1086                 data-video-url=|
1087                 <embed[^>]+?src=|
1088                 embedSWF\(?:\s*|
1089                 <object[^>]+data=|
1090                 new\s+SWFObject\(
1091             )
1092             (["\'])
1093                 (?P<url>(?:https?:)?//(?:www\.)?youtube(?:-nocookie)?\.com/
1094                 (?:embed|v|p)/[0-9A-Za-z_-]{11}.*?)
1095             \1''',
1096         # https://wordpress.org/plugins/lazy-load-for-videos/
1097         r'''(?xs)
1098             <a\s[^>]*\bhref="(?P<url>https://www\.youtube\.com/watch\?v=[0-9A-Za-z_-]{11})"
1099             \s[^>]*\bclass="[^"]*\blazy-load-youtube''',
1100     ]
1101     _RETURN_TYPE = 'video'  # XXX: How to handle multifeed?
1102
1103     _PLAYER_INFO_RE = (
1104         r'/s/player/(?P<id>[a-zA-Z0-9_-]{8,})/player',
1105         r'/(?P<id>[a-zA-Z0-9_-]{8,})/player(?:_ias\.vflset(?:/[a-zA-Z]{2,3}_[a-zA-Z]{2,3})?|-plasma-ias-(?:phone|tablet)-[a-z]{2}_[A-Z]{2}\.vflset)/base\.js$',
1106         r'\b(?P<id>vfl[a-zA-Z0-9_-]+)\b.*?\.js$',
1107     )
1108     _formats = {
1109         '5': {'ext': 'flv', 'width': 400, 'height': 240, 'acodec': 'mp3', 'abr': 64, 'vcodec': 'h263'},
1110         '6': {'ext': 'flv', 'width': 450, 'height': 270, 'acodec': 'mp3', 'abr': 64, 'vcodec': 'h263'},
1111         '13': {'ext': '3gp', 'acodec': 'aac', 'vcodec': 'mp4v'},
1112         '17': {'ext': '3gp', 'width': 176, 'height': 144, 'acodec': 'aac', 'abr': 24, 'vcodec': 'mp4v'},
1113         '18': {'ext': 'mp4', 'width': 640, 'height': 360, 'acodec': 'aac', 'abr': 96, 'vcodec': 'h264'},
1114         '22': {'ext': 'mp4', 'width': 1280, 'height': 720, 'acodec': 'aac', 'abr': 192, 'vcodec': 'h264'},
1115         '34': {'ext': 'flv', 'width': 640, 'height': 360, 'acodec': 'aac', 'abr': 128, 'vcodec': 'h264'},
1116         '35': {'ext': 'flv', 'width': 854, 'height': 480, 'acodec': 'aac', 'abr': 128, 'vcodec': 'h264'},
1117         # itag 36 videos are either 320x180 (BaW_jenozKc) or 320x240 (__2ABJjxzNo), abr varies as well
1118         '36': {'ext': '3gp', 'width': 320, 'acodec': 'aac', 'vcodec': 'mp4v'},
1119         '37': {'ext': 'mp4', 'width': 1920, 'height': 1080, 'acodec': 'aac', 'abr': 192, 'vcodec': 'h264'},
1120         '38': {'ext': 'mp4', 'width': 4096, 'height': 3072, 'acodec': 'aac', 'abr': 192, 'vcodec': 'h264'},
1121         '43': {'ext': 'webm', 'width': 640, 'height': 360, 'acodec': 'vorbis', 'abr': 128, 'vcodec': 'vp8'},
1122         '44': {'ext': 'webm', 'width': 854, 'height': 480, 'acodec': 'vorbis', 'abr': 128, 'vcodec': 'vp8'},
1123         '45': {'ext': 'webm', 'width': 1280, 'height': 720, 'acodec': 'vorbis', 'abr': 192, 'vcodec': 'vp8'},
1124         '46': {'ext': 'webm', 'width': 1920, 'height': 1080, 'acodec': 'vorbis', 'abr': 192, 'vcodec': 'vp8'},
1125         '59': {'ext': 'mp4', 'width': 854, 'height': 480, 'acodec': 'aac', 'abr': 128, 'vcodec': 'h264'},
1126         '78': {'ext': 'mp4', 'width': 854, 'height': 480, 'acodec': 'aac', 'abr': 128, 'vcodec': 'h264'},
1127
1128
1129         # 3D videos
1130         '82': {'ext': 'mp4', 'height': 360, 'format_note': '3D', 'acodec': 'aac', 'abr': 128, 'vcodec': 'h264', 'preference': -20},
1131         '83': {'ext': 'mp4', 'height': 480, 'format_note': '3D', 'acodec': 'aac', 'abr': 128, 'vcodec': 'h264', 'preference': -20},
1132         '84': {'ext': 'mp4', 'height': 720, 'format_note': '3D', 'acodec': 'aac', 'abr': 192, 'vcodec': 'h264', 'preference': -20},
1133         '85': {'ext': 'mp4', 'height': 1080, 'format_note': '3D', 'acodec': 'aac', 'abr': 192, 'vcodec': 'h264', 'preference': -20},
1134         '100': {'ext': 'webm', 'height': 360, 'format_note': '3D', 'acodec': 'vorbis', 'abr': 128, 'vcodec': 'vp8', 'preference': -20},
1135         '101': {'ext': 'webm', 'height': 480, 'format_note': '3D', 'acodec': 'vorbis', 'abr': 192, 'vcodec': 'vp8', 'preference': -20},
1136         '102': {'ext': 'webm', 'height': 720, 'format_note': '3D', 'acodec': 'vorbis', 'abr': 192, 'vcodec': 'vp8', 'preference': -20},
1137
1138         # Apple HTTP Live Streaming
1139         '91': {'ext': 'mp4', 'height': 144, 'format_note': 'HLS', 'acodec': 'aac', 'abr': 48, 'vcodec': 'h264', 'preference': -10},
1140         '92': {'ext': 'mp4', 'height': 240, 'format_note': 'HLS', 'acodec': 'aac', 'abr': 48, 'vcodec': 'h264', 'preference': -10},
1141         '93': {'ext': 'mp4', 'height': 360, 'format_note': 'HLS', 'acodec': 'aac', 'abr': 128, 'vcodec': 'h264', 'preference': -10},
1142         '94': {'ext': 'mp4', 'height': 480, 'format_note': 'HLS', 'acodec': 'aac', 'abr': 128, 'vcodec': 'h264', 'preference': -10},
1143         '95': {'ext': 'mp4', 'height': 720, 'format_note': 'HLS', 'acodec': 'aac', 'abr': 256, 'vcodec': 'h264', 'preference': -10},
1144         '96': {'ext': 'mp4', 'height': 1080, 'format_note': 'HLS', 'acodec': 'aac', 'abr': 256, 'vcodec': 'h264', 'preference': -10},
1145         '132': {'ext': 'mp4', 'height': 240, 'format_note': 'HLS', 'acodec': 'aac', 'abr': 48, 'vcodec': 'h264', 'preference': -10},
1146         '151': {'ext': 'mp4', 'height': 72, 'format_note': 'HLS', 'acodec': 'aac', 'abr': 24, 'vcodec': 'h264', 'preference': -10},
1147
1148         # DASH mp4 video
1149         '133': {'ext': 'mp4', 'height': 240, 'format_note': 'DASH video', 'vcodec': 'h264'},
1150         '134': {'ext': 'mp4', 'height': 360, 'format_note': 'DASH video', 'vcodec': 'h264'},
1151         '135': {'ext': 'mp4', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'h264'},
1152         '136': {'ext': 'mp4', 'height': 720, 'format_note': 'DASH video', 'vcodec': 'h264'},
1153         '137': {'ext': 'mp4', 'height': 1080, 'format_note': 'DASH video', 'vcodec': 'h264'},
1154         '138': {'ext': 'mp4', 'format_note': 'DASH video', 'vcodec': 'h264'},  # Height can vary (https://github.com/ytdl-org/youtube-dl/issues/4559)
1155         '160': {'ext': 'mp4', 'height': 144, 'format_note': 'DASH video', 'vcodec': 'h264'},
1156         '212': {'ext': 'mp4', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'h264'},
1157         '264': {'ext': 'mp4', 'height': 1440, 'format_note': 'DASH video', 'vcodec': 'h264'},
1158         '298': {'ext': 'mp4', 'height': 720, 'format_note': 'DASH video', 'vcodec': 'h264', 'fps': 60},
1159         '299': {'ext': 'mp4', 'height': 1080, 'format_note': 'DASH video', 'vcodec': 'h264', 'fps': 60},
1160         '266': {'ext': 'mp4', 'height': 2160, 'format_note': 'DASH video', 'vcodec': 'h264'},
1161
1162         # Dash mp4 audio
1163         '139': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'aac', 'abr': 48, 'container': 'm4a_dash'},
1164         '140': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'aac', 'abr': 128, 'container': 'm4a_dash'},
1165         '141': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'aac', 'abr': 256, 'container': 'm4a_dash'},
1166         '256': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'aac', 'container': 'm4a_dash'},
1167         '258': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'aac', 'container': 'm4a_dash'},
1168         '325': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'dtse', 'container': 'm4a_dash'},
1169         '328': {'ext': 'm4a', 'format_note': 'DASH audio', 'acodec': 'ec-3', 'container': 'm4a_dash'},
1170
1171         # Dash webm
1172         '167': {'ext': 'webm', 'height': 360, 'width': 640, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'vp8'},
1173         '168': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'vp8'},
1174         '169': {'ext': 'webm', 'height': 720, 'width': 1280, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'vp8'},
1175         '170': {'ext': 'webm', 'height': 1080, 'width': 1920, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'vp8'},
1176         '218': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'vp8'},
1177         '219': {'ext': 'webm', 'height': 480, 'width': 854, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'vp8'},
1178         '278': {'ext': 'webm', 'height': 144, 'format_note': 'DASH video', 'container': 'webm', 'vcodec': 'vp9'},
1179         '242': {'ext': 'webm', 'height': 240, 'format_note': 'DASH video', 'vcodec': 'vp9'},
1180         '243': {'ext': 'webm', 'height': 360, 'format_note': 'DASH video', 'vcodec': 'vp9'},
1181         '244': {'ext': 'webm', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'vp9'},
1182         '245': {'ext': 'webm', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'vp9'},
1183         '246': {'ext': 'webm', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'vp9'},
1184         '247': {'ext': 'webm', 'height': 720, 'format_note': 'DASH video', 'vcodec': 'vp9'},
1185         '248': {'ext': 'webm', 'height': 1080, 'format_note': 'DASH video', 'vcodec': 'vp9'},
1186         '271': {'ext': 'webm', 'height': 1440, 'format_note': 'DASH video', 'vcodec': 'vp9'},
1187         # itag 272 videos are either 3840x2160 (e.g. RtoitU2A-3E) or 7680x4320 (sLprVF6d7Ug)
1188         '272': {'ext': 'webm', 'height': 2160, 'format_note': 'DASH video', 'vcodec': 'vp9'},
1189         '302': {'ext': 'webm', 'height': 720, 'format_note': 'DASH video', 'vcodec': 'vp9', 'fps': 60},
1190         '303': {'ext': 'webm', 'height': 1080, 'format_note': 'DASH video', 'vcodec': 'vp9', 'fps': 60},
1191         '308': {'ext': 'webm', 'height': 1440, 'format_note': 'DASH video', 'vcodec': 'vp9', 'fps': 60},
1192         '313': {'ext': 'webm', 'height': 2160, 'format_note': 'DASH video', 'vcodec': 'vp9'},
1193         '315': {'ext': 'webm', 'height': 2160, 'format_note': 'DASH video', 'vcodec': 'vp9', 'fps': 60},
1194
1195         # Dash webm audio
1196         '171': {'ext': 'webm', 'acodec': 'vorbis', 'format_note': 'DASH audio', 'abr': 128},
1197         '172': {'ext': 'webm', 'acodec': 'vorbis', 'format_note': 'DASH audio', 'abr': 256},
1198
1199         # Dash webm audio with opus inside
1200         '249': {'ext': 'webm', 'format_note': 'DASH audio', 'acodec': 'opus', 'abr': 50},
1201         '250': {'ext': 'webm', 'format_note': 'DASH audio', 'acodec': 'opus', 'abr': 70},
1202         '251': {'ext': 'webm', 'format_note': 'DASH audio', 'acodec': 'opus', 'abr': 160},
1203
1204         # RTMP (unnamed)
1205         '_rtmp': {'protocol': 'rtmp'},
1206
1207         # av01 video only formats sometimes served with "unknown" codecs
1208         '394': {'ext': 'mp4', 'height': 144, 'format_note': 'DASH video', 'vcodec': 'av01.0.00M.08'},
1209         '395': {'ext': 'mp4', 'height': 240, 'format_note': 'DASH video', 'vcodec': 'av01.0.00M.08'},
1210         '396': {'ext': 'mp4', 'height': 360, 'format_note': 'DASH video', 'vcodec': 'av01.0.01M.08'},
1211         '397': {'ext': 'mp4', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'av01.0.04M.08'},
1212         '398': {'ext': 'mp4', 'height': 720, 'format_note': 'DASH video', 'vcodec': 'av01.0.05M.08'},
1213         '399': {'ext': 'mp4', 'height': 1080, 'format_note': 'DASH video', 'vcodec': 'av01.0.08M.08'},
1214         '400': {'ext': 'mp4', 'height': 1440, 'format_note': 'DASH video', 'vcodec': 'av01.0.12M.08'},
1215         '401': {'ext': 'mp4', 'height': 2160, 'format_note': 'DASH video', 'vcodec': 'av01.0.12M.08'},
1216     }
1217     _SUBTITLE_FORMATS = ('json3', 'srv1', 'srv2', 'srv3', 'ttml', 'vtt')
1218
1219     _GEO_BYPASS = False
1220
1221     IE_NAME = 'youtube'
1222     _TESTS = [
1223         {
1224             'url': 'https://www.youtube.com/watch?v=BaW_jenozKc&t=1s&end=9',
1225             'info_dict': {
1226                 'id': 'BaW_jenozKc',
1227                 'ext': 'mp4',
1228                 'title': 'youtube-dl test video "\'/\\ä↭𝕐',
1229                 'uploader': 'Philipp Hagemeister',
1230                 'uploader_id': 'phihag',
1231                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/phihag',
1232                 'channel': 'Philipp Hagemeister',
1233                 'channel_id': 'UCLqxVugv74EIW3VWh2NOa3Q',
1234                 'channel_url': r're:https?://(?:www\.)?youtube\.com/channel/UCLqxVugv74EIW3VWh2NOa3Q',
1235                 'upload_date': '20121002',
1236                 'description': 'md5:8fb536f4877b8a7455c2ec23794dbc22',
1237                 'categories': ['Science & Technology'],
1238                 'tags': ['youtube-dl'],
1239                 'duration': 10,
1240                 'view_count': int,
1241                 'like_count': int,
1242                 'availability': 'public',
1243                 'playable_in_embed': True,
1244                 'thumbnail': 'https://i.ytimg.com/vi/BaW_jenozKc/maxresdefault.jpg',
1245                 'live_status': 'not_live',
1246                 'age_limit': 0,
1247                 'start_time': 1,
1248                 'end_time': 9,
1249                 'comment_count': int,
1250                 'channel_follower_count': int
1251             }
1252         },
1253         {
1254             'url': '//www.YouTube.com/watch?v=yZIXLfi8CZQ',
1255             'note': 'Embed-only video (#1746)',
1256             'info_dict': {
1257                 'id': 'yZIXLfi8CZQ',
1258                 'ext': 'mp4',
1259                 'upload_date': '20120608',
1260                 'title': 'Principal Sexually Assaults A Teacher - Episode 117 - 8th June 2012',
1261                 'description': 'md5:09b78bd971f1e3e289601dfba15ca4f7',
1262                 'uploader': 'SET India',
1263                 'uploader_id': 'setindia',
1264                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/setindia',
1265                 'age_limit': 18,
1266             },
1267             'skip': 'Private video',
1268         },
1269         {
1270             'url': 'https://www.youtube.com/watch?v=BaW_jenozKc&v=yZIXLfi8CZQ',
1271             'note': 'Use the first video ID in the URL',
1272             'info_dict': {
1273                 'id': 'BaW_jenozKc',
1274                 'ext': 'mp4',
1275                 'title': 'youtube-dl test video "\'/\\ä↭𝕐',
1276                 'uploader': 'Philipp Hagemeister',
1277                 'uploader_id': 'phihag',
1278                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/phihag',
1279                 'channel': 'Philipp Hagemeister',
1280                 'channel_id': 'UCLqxVugv74EIW3VWh2NOa3Q',
1281                 'channel_url': r're:https?://(?:www\.)?youtube\.com/channel/UCLqxVugv74EIW3VWh2NOa3Q',
1282                 'upload_date': '20121002',
1283                 'description': 'md5:8fb536f4877b8a7455c2ec23794dbc22',
1284                 'categories': ['Science & Technology'],
1285                 'tags': ['youtube-dl'],
1286                 'duration': 10,
1287                 'view_count': int,
1288                 'like_count': int,
1289                 'availability': 'public',
1290                 'playable_in_embed': True,
1291                 'thumbnail': 'https://i.ytimg.com/vi/BaW_jenozKc/maxresdefault.jpg',
1292                 'live_status': 'not_live',
1293                 'age_limit': 0,
1294                 'comment_count': int,
1295                 'channel_follower_count': int
1296             },
1297             'params': {
1298                 'skip_download': True,
1299             },
1300         },
1301         {
1302             'url': 'https://www.youtube.com/watch?v=a9LDPn-MO4I',
1303             'note': '256k DASH audio (format 141) via DASH manifest',
1304             'info_dict': {
1305                 'id': 'a9LDPn-MO4I',
1306                 'ext': 'm4a',
1307                 'upload_date': '20121002',
1308                 'uploader_id': '8KVIDEO',
1309                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/8KVIDEO',
1310                 'description': '',
1311                 'uploader': '8KVIDEO',
1312                 'title': 'UHDTV TEST 8K VIDEO.mp4'
1313             },
1314             'params': {
1315                 'youtube_include_dash_manifest': True,
1316                 'format': '141',
1317             },
1318             'skip': 'format 141 not served anymore',
1319         },
1320         # DASH manifest with encrypted signature
1321         {
1322             'url': 'https://www.youtube.com/watch?v=IB3lcPjvWLA',
1323             'info_dict': {
1324                 'id': 'IB3lcPjvWLA',
1325                 'ext': 'm4a',
1326                 'title': 'Afrojack, Spree Wilson - The Spark (Official Music Video) ft. Spree Wilson',
1327                 'description': 'md5:8f5e2b82460520b619ccac1f509d43bf',
1328                 'duration': 244,
1329                 'uploader': 'AfrojackVEVO',
1330                 'uploader_id': 'AfrojackVEVO',
1331                 'upload_date': '20131011',
1332                 'abr': 129.495,
1333                 'like_count': int,
1334                 'channel_id': 'UChuZAo1RKL85gev3Eal9_zg',
1335                 'playable_in_embed': True,
1336                 'channel_url': 'https://www.youtube.com/channel/UChuZAo1RKL85gev3Eal9_zg',
1337                 'view_count': int,
1338                 'track': 'The Spark',
1339                 'live_status': 'not_live',
1340                 'thumbnail': 'https://i.ytimg.com/vi_webp/IB3lcPjvWLA/maxresdefault.webp',
1341                 'channel': 'Afrojack',
1342                 'uploader_url': 'http://www.youtube.com/user/AfrojackVEVO',
1343                 'tags': 'count:19',
1344                 'availability': 'public',
1345                 'categories': ['Music'],
1346                 'age_limit': 0,
1347                 'alt_title': 'The Spark',
1348                 'channel_follower_count': int
1349             },
1350             'params': {
1351                 'youtube_include_dash_manifest': True,
1352                 'format': '141/bestaudio[ext=m4a]',
1353             },
1354         },
1355         # Age-gate videos. See https://github.com/yt-dlp/yt-dlp/pull/575#issuecomment-888837000
1356         {
1357             'note': 'Embed allowed age-gate video',
1358             'url': 'https://youtube.com/watch?v=HtVdAasjOgU',
1359             'info_dict': {
1360                 'id': 'HtVdAasjOgU',
1361                 'ext': 'mp4',
1362                 'title': 'The Witcher 3: Wild Hunt - The Sword Of Destiny Trailer',
1363                 'description': r're:(?s).{100,}About the Game\n.*?The Witcher 3: Wild Hunt.{100,}',
1364                 'duration': 142,
1365                 'uploader': 'The Witcher',
1366                 'uploader_id': 'WitcherGame',
1367                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/WitcherGame',
1368                 'upload_date': '20140605',
1369                 'age_limit': 18,
1370                 'categories': ['Gaming'],
1371                 'thumbnail': 'https://i.ytimg.com/vi_webp/HtVdAasjOgU/maxresdefault.webp',
1372                 'availability': 'needs_auth',
1373                 'channel_url': 'https://www.youtube.com/channel/UCzybXLxv08IApdjdN0mJhEg',
1374                 'like_count': int,
1375                 'channel': 'The Witcher',
1376                 'live_status': 'not_live',
1377                 'tags': 'count:17',
1378                 'channel_id': 'UCzybXLxv08IApdjdN0mJhEg',
1379                 'playable_in_embed': True,
1380                 'view_count': int,
1381                 'channel_follower_count': int
1382             },
1383         },
1384         {
1385             'note': 'Age-gate video with embed allowed in public site',
1386             'url': 'https://youtube.com/watch?v=HsUATh_Nc2U',
1387             'info_dict': {
1388                 'id': 'HsUATh_Nc2U',
1389                 'ext': 'mp4',
1390                 'title': 'Godzilla 2 (Official Video)',
1391                 'description': 'md5:bf77e03fcae5529475e500129b05668a',
1392                 'upload_date': '20200408',
1393                 'uploader_id': 'FlyingKitty900',
1394                 'uploader': 'FlyingKitty',
1395                 'age_limit': 18,
1396                 'availability': 'needs_auth',
1397                 'channel_id': 'UCYQT13AtrJC0gsM1far_zJg',
1398                 'uploader_url': 'http://www.youtube.com/user/FlyingKitty900',
1399                 'channel': 'FlyingKitty',
1400                 'channel_url': 'https://www.youtube.com/channel/UCYQT13AtrJC0gsM1far_zJg',
1401                 'view_count': int,
1402                 'categories': ['Entertainment'],
1403                 'live_status': 'not_live',
1404                 'tags': ['Flyingkitty', 'godzilla 2'],
1405                 'thumbnail': 'https://i.ytimg.com/vi/HsUATh_Nc2U/maxresdefault.jpg',
1406                 'like_count': int,
1407                 'duration': 177,
1408                 'playable_in_embed': True,
1409                 'channel_follower_count': int
1410             },
1411         },
1412         {
1413             'note': 'Age-gate video embedable only with clientScreen=EMBED',
1414             'url': 'https://youtube.com/watch?v=Tq92D6wQ1mg',
1415             'info_dict': {
1416                 'id': 'Tq92D6wQ1mg',
1417                 'title': '[MMD] Adios - EVERGLOW [+Motion DL]',
1418                 'ext': 'mp4',
1419                 'upload_date': '20191228',
1420                 'uploader_id': 'UC1yoRdFoFJaCY-AGfD9W0wQ',
1421                 'uploader': 'Projekt Melody',
1422                 'description': 'md5:17eccca93a786d51bc67646756894066',
1423                 'age_limit': 18,
1424                 'like_count': int,
1425                 'availability': 'needs_auth',
1426                 'uploader_url': 'http://www.youtube.com/channel/UC1yoRdFoFJaCY-AGfD9W0wQ',
1427                 'channel_id': 'UC1yoRdFoFJaCY-AGfD9W0wQ',
1428                 'view_count': int,
1429                 'thumbnail': 'https://i.ytimg.com/vi_webp/Tq92D6wQ1mg/sddefault.webp',
1430                 'channel': 'Projekt Melody',
1431                 'live_status': 'not_live',
1432                 'tags': ['mmd', 'dance', 'mikumikudance', 'kpop', 'vtuber'],
1433                 'playable_in_embed': True,
1434                 'categories': ['Entertainment'],
1435                 'duration': 106,
1436                 'channel_url': 'https://www.youtube.com/channel/UC1yoRdFoFJaCY-AGfD9W0wQ',
1437                 'comment_count': int,
1438                 'channel_follower_count': int
1439             },
1440         },
1441         {
1442             'note': 'Non-Agegated non-embeddable video',
1443             'url': 'https://youtube.com/watch?v=MeJVWBSsPAY',
1444             'info_dict': {
1445                 'id': 'MeJVWBSsPAY',
1446                 'ext': 'mp4',
1447                 'title': 'OOMPH! - Such Mich Find Mich (Lyrics)',
1448                 'uploader': 'Herr Lurik',
1449                 'uploader_id': 'st3in234',
1450                 'description': 'Fan Video. Music & Lyrics by OOMPH!.',
1451                 'upload_date': '20130730',
1452                 'track': 'Such mich find mich',
1453                 'age_limit': 0,
1454                 'tags': ['oomph', 'such mich find mich', 'lyrics', 'german industrial', 'musica industrial'],
1455                 'like_count': int,
1456                 'playable_in_embed': False,
1457                 'creator': 'OOMPH!',
1458                 'thumbnail': 'https://i.ytimg.com/vi/MeJVWBSsPAY/sddefault.jpg',
1459                 'view_count': int,
1460                 'alt_title': 'Such mich find mich',
1461                 'duration': 210,
1462                 'channel': 'Herr Lurik',
1463                 'channel_id': 'UCdR3RSDPqub28LjZx0v9-aA',
1464                 'categories': ['Music'],
1465                 'availability': 'public',
1466                 'uploader_url': 'http://www.youtube.com/user/st3in234',
1467                 'channel_url': 'https://www.youtube.com/channel/UCdR3RSDPqub28LjZx0v9-aA',
1468                 'live_status': 'not_live',
1469                 'artist': 'OOMPH!',
1470                 'channel_follower_count': int
1471             },
1472         },
1473         {
1474             'note': 'Non-bypassable age-gated video',
1475             'url': 'https://youtube.com/watch?v=Cr381pDsSsA',
1476             'only_matching': True,
1477         },
1478         # video_info is None (https://github.com/ytdl-org/youtube-dl/issues/4421)
1479         # YouTube Red ad is not captured for creator
1480         {
1481             'url': '__2ABJjxzNo',
1482             'info_dict': {
1483                 'id': '__2ABJjxzNo',
1484                 'ext': 'mp4',
1485                 'duration': 266,
1486                 'upload_date': '20100430',
1487                 'uploader_id': 'deadmau5',
1488                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/deadmau5',
1489                 'creator': 'deadmau5',
1490                 'description': 'md5:6cbcd3a92ce1bc676fc4d6ab4ace2336',
1491                 'uploader': 'deadmau5',
1492                 'title': 'Deadmau5 - Some Chords (HD)',
1493                 'alt_title': 'Some Chords',
1494                 'availability': 'public',
1495                 'tags': 'count:14',
1496                 'channel_id': 'UCYEK6xds6eo-3tr4xRdflmQ',
1497                 'view_count': int,
1498                 'live_status': 'not_live',
1499                 'channel': 'deadmau5',
1500                 'thumbnail': 'https://i.ytimg.com/vi_webp/__2ABJjxzNo/maxresdefault.webp',
1501                 'like_count': int,
1502                 'track': 'Some Chords',
1503                 'artist': 'deadmau5',
1504                 'playable_in_embed': True,
1505                 'age_limit': 0,
1506                 'channel_url': 'https://www.youtube.com/channel/UCYEK6xds6eo-3tr4xRdflmQ',
1507                 'categories': ['Music'],
1508                 'album': 'Some Chords',
1509                 'channel_follower_count': int
1510             },
1511             'expected_warnings': [
1512                 'DASH manifest missing',
1513             ]
1514         },
1515         # Olympics (https://github.com/ytdl-org/youtube-dl/issues/4431)
1516         {
1517             'url': 'lqQg6PlCWgI',
1518             'info_dict': {
1519                 'id': 'lqQg6PlCWgI',
1520                 'ext': 'mp4',
1521                 'duration': 6085,
1522                 'upload_date': '20150827',
1523                 'uploader_id': 'olympic',
1524                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/olympic',
1525                 'description': 'md5:04bbbf3ccceb6795947572ca36f45904',
1526                 'uploader': 'Olympics',
1527                 'title': 'Hockey - Women -  GER-AUS - London 2012 Olympic Games',
1528                 'like_count': int,
1529                 'release_timestamp': 1343767800,
1530                 'playable_in_embed': True,
1531                 'categories': ['Sports'],
1532                 'release_date': '20120731',
1533                 'channel': 'Olympics',
1534                 'tags': ['Hockey', '2012-07-31', '31 July 2012', 'Riverbank Arena', 'Session', 'Olympics', 'Olympic Games', 'London 2012', '2012 Summer Olympics', 'Summer Games'],
1535                 'channel_id': 'UCTl3QQTvqHFjurroKxexy2Q',
1536                 'thumbnail': 'https://i.ytimg.com/vi/lqQg6PlCWgI/maxresdefault.jpg',
1537                 'age_limit': 0,
1538                 'availability': 'public',
1539                 'live_status': 'was_live',
1540                 'view_count': int,
1541                 'channel_url': 'https://www.youtube.com/channel/UCTl3QQTvqHFjurroKxexy2Q',
1542                 'channel_follower_count': int
1543             },
1544             'params': {
1545                 'skip_download': 'requires avconv',
1546             }
1547         },
1548         # Non-square pixels
1549         {
1550             'url': 'https://www.youtube.com/watch?v=_b-2C3KPAM0',
1551             'info_dict': {
1552                 'id': '_b-2C3KPAM0',
1553                 'ext': 'mp4',
1554                 'stretched_ratio': 16 / 9.,
1555                 'duration': 85,
1556                 'upload_date': '20110310',
1557                 'uploader_id': 'AllenMeow',
1558                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/AllenMeow',
1559                 'description': 'made by Wacom from Korea | 字幕&加油添醋 by TY\'s Allen | 感謝heylisa00cavey1001同學熱情提供梗及翻譯',
1560                 'uploader': '孫ᄋᄅ',
1561                 'title': '[A-made] 變態妍字幕版 太妍 我就是這樣的人',
1562                 'playable_in_embed': True,
1563                 'channel': '孫ᄋᄅ',
1564                 'age_limit': 0,
1565                 'tags': 'count:11',
1566                 'channel_url': 'https://www.youtube.com/channel/UCS-xxCmRaA6BFdmgDPA_BIw',
1567                 'channel_id': 'UCS-xxCmRaA6BFdmgDPA_BIw',
1568                 'thumbnail': 'https://i.ytimg.com/vi/_b-2C3KPAM0/maxresdefault.jpg',
1569                 'view_count': int,
1570                 'categories': ['People & Blogs'],
1571                 'like_count': int,
1572                 'live_status': 'not_live',
1573                 'availability': 'unlisted',
1574                 'comment_count': int,
1575                 'channel_follower_count': int
1576             },
1577         },
1578         # url_encoded_fmt_stream_map is empty string
1579         {
1580             'url': 'qEJwOuvDf7I',
1581             'info_dict': {
1582                 'id': 'qEJwOuvDf7I',
1583                 'ext': 'webm',
1584                 'title': 'Обсуждение судебной практики по выборам 14 сентября 2014 года в Санкт-Петербурге',
1585                 'description': '',
1586                 'upload_date': '20150404',
1587                 'uploader_id': 'spbelect',
1588                 'uploader': 'Наблюдатели Петербурга',
1589             },
1590             'params': {
1591                 'skip_download': 'requires avconv',
1592             },
1593             'skip': 'This live event has ended.',
1594         },
1595         # Extraction from multiple DASH manifests (https://github.com/ytdl-org/youtube-dl/pull/6097)
1596         {
1597             'url': 'https://www.youtube.com/watch?v=FIl7x6_3R5Y',
1598             'info_dict': {
1599                 'id': 'FIl7x6_3R5Y',
1600                 'ext': 'webm',
1601                 'title': 'md5:7b81415841e02ecd4313668cde88737a',
1602                 'description': 'md5:116377fd2963b81ec4ce64b542173306',
1603                 'duration': 220,
1604                 'upload_date': '20150625',
1605                 'uploader_id': 'dorappi2000',
1606                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/dorappi2000',
1607                 'uploader': 'dorappi2000',
1608                 'formats': 'mincount:31',
1609             },
1610             'skip': 'not actual anymore',
1611         },
1612         # DASH manifest with segment_list
1613         {
1614             'url': 'https://www.youtube.com/embed/CsmdDsKjzN8',
1615             'md5': '8ce563a1d667b599d21064e982ab9e31',
1616             'info_dict': {
1617                 'id': 'CsmdDsKjzN8',
1618                 'ext': 'mp4',
1619                 'upload_date': '20150501',  # According to '<meta itemprop="datePublished"', but in other places it's 20150510
1620                 'uploader': 'Airtek',
1621                 'description': 'Retransmisión en directo de la XVIII media maratón de Zaragoza.',
1622                 'uploader_id': 'UCzTzUmjXxxacNnL8I3m4LnQ',
1623                 'title': 'Retransmisión XVIII Media maratón Zaragoza 2015',
1624             },
1625             'params': {
1626                 'youtube_include_dash_manifest': True,
1627                 'format': '135',  # bestvideo
1628             },
1629             'skip': 'This live event has ended.',
1630         },
1631         {
1632             # Multifeed videos (multiple cameras), URL can be of any Camera
1633             'url': 'https://www.youtube.com/watch?v=zaPI8MvL8pg',
1634             'info_dict': {
1635                 'id': 'zaPI8MvL8pg',
1636                 'title': 'Terraria 1.2 Live Stream | Let\'s Play - Part 04',
1637                 'description': 'md5:563ccbc698b39298481ca3c571169519',
1638             },
1639             'playlist': [{
1640                 'info_dict': {
1641                     'id': 'j5yGuxZ8lLU',
1642                     'ext': 'mp4',
1643                     'title': 'Terraria 1.2 Live Stream | Let\'s Play - Part 04 (Chris)',
1644                     'uploader': 'WiiLikeToPlay',
1645                     'description': 'md5:563ccbc698b39298481ca3c571169519',
1646                     'uploader_url': 'http://www.youtube.com/user/WiiRikeToPray',
1647                     'duration': 10120,
1648                     'channel_follower_count': int,
1649                     'channel_url': 'https://www.youtube.com/channel/UCN2XePorRokPB9TEgRZpddg',
1650                     'availability': 'public',
1651                     'playable_in_embed': True,
1652                     'upload_date': '20131105',
1653                     'uploader_id': 'WiiRikeToPray',
1654                     'categories': ['Gaming'],
1655                     'live_status': 'was_live',
1656                     'tags': 'count:24',
1657                     'release_timestamp': 1383701910,
1658                     'thumbnail': 'https://i.ytimg.com/vi/j5yGuxZ8lLU/maxresdefault.jpg',
1659                     'comment_count': int,
1660                     'age_limit': 0,
1661                     'like_count': int,
1662                     'channel_id': 'UCN2XePorRokPB9TEgRZpddg',
1663                     'channel': 'WiiLikeToPlay',
1664                     'view_count': int,
1665                     'release_date': '20131106',
1666                 },
1667             }, {
1668                 'info_dict': {
1669                     'id': 'zaPI8MvL8pg',
1670                     'ext': 'mp4',
1671                     'title': 'Terraria 1.2 Live Stream | Let\'s Play - Part 04 (Tyson)',
1672                     'uploader_id': 'WiiRikeToPray',
1673                     'availability': 'public',
1674                     'channel_url': 'https://www.youtube.com/channel/UCN2XePorRokPB9TEgRZpddg',
1675                     'channel': 'WiiLikeToPlay',
1676                     'uploader_url': 'http://www.youtube.com/user/WiiRikeToPray',
1677                     'channel_follower_count': int,
1678                     'description': 'md5:563ccbc698b39298481ca3c571169519',
1679                     'duration': 10108,
1680                     'age_limit': 0,
1681                     'like_count': int,
1682                     'tags': 'count:24',
1683                     'channel_id': 'UCN2XePorRokPB9TEgRZpddg',
1684                     'uploader': 'WiiLikeToPlay',
1685                     'release_timestamp': 1383701915,
1686                     'comment_count': int,
1687                     'upload_date': '20131105',
1688                     'thumbnail': 'https://i.ytimg.com/vi/zaPI8MvL8pg/maxresdefault.jpg',
1689                     'release_date': '20131106',
1690                     'playable_in_embed': True,
1691                     'live_status': 'was_live',
1692                     'categories': ['Gaming'],
1693                     'view_count': int,
1694                 },
1695             }, {
1696                 'info_dict': {
1697                     'id': 'R7r3vfO7Hao',
1698                     'ext': 'mp4',
1699                     'title': 'Terraria 1.2 Live Stream | Let\'s Play - Part 04 (Spencer)',
1700                     'thumbnail': 'https://i.ytimg.com/vi/R7r3vfO7Hao/maxresdefault.jpg',
1701                     'channel_id': 'UCN2XePorRokPB9TEgRZpddg',
1702                     'like_count': int,
1703                     'availability': 'public',
1704                     'playable_in_embed': True,
1705                     'upload_date': '20131105',
1706                     'description': 'md5:563ccbc698b39298481ca3c571169519',
1707                     'uploader_id': 'WiiRikeToPray',
1708                     'uploader_url': 'http://www.youtube.com/user/WiiRikeToPray',
1709                     'channel_follower_count': int,
1710                     'tags': 'count:24',
1711                     'release_date': '20131106',
1712                     'uploader': 'WiiLikeToPlay',
1713                     'comment_count': int,
1714                     'channel_url': 'https://www.youtube.com/channel/UCN2XePorRokPB9TEgRZpddg',
1715                     'channel': 'WiiLikeToPlay',
1716                     'categories': ['Gaming'],
1717                     'release_timestamp': 1383701914,
1718                     'live_status': 'was_live',
1719                     'age_limit': 0,
1720                     'duration': 10128,
1721                     'view_count': int,
1722                 },
1723             }],
1724             'params': {'skip_download': True},
1725         },
1726         {
1727             # Multifeed video with comma in title (see https://github.com/ytdl-org/youtube-dl/issues/8536)
1728             'url': 'https://www.youtube.com/watch?v=gVfLd0zydlo',
1729             'info_dict': {
1730                 'id': 'gVfLd0zydlo',
1731                 'title': 'DevConf.cz 2016 Day 2 Workshops 1 14:00 - 15:30',
1732             },
1733             'playlist_count': 2,
1734             'skip': 'Not multifeed anymore',
1735         },
1736         {
1737             'url': 'https://vid.plus/FlRa-iH7PGw',
1738             'only_matching': True,
1739         },
1740         {
1741             'url': 'https://zwearz.com/watch/9lWxNJF-ufM/electra-woman-dyna-girl-official-trailer-grace-helbig.html',
1742             'only_matching': True,
1743         },
1744         {
1745             # Title with JS-like syntax "};" (see https://github.com/ytdl-org/youtube-dl/issues/7468)
1746             # Also tests cut-off URL expansion in video description (see
1747             # https://github.com/ytdl-org/youtube-dl/issues/1892,
1748             # https://github.com/ytdl-org/youtube-dl/issues/8164)
1749             'url': 'https://www.youtube.com/watch?v=lsguqyKfVQg',
1750             'info_dict': {
1751                 'id': 'lsguqyKfVQg',
1752                 'ext': 'mp4',
1753                 'title': '{dark walk}; Loki/AC/Dishonored; collab w/Elflover21',
1754                 'alt_title': 'Dark Walk',
1755                 'description': 'md5:8085699c11dc3f597ce0410b0dcbb34a',
1756                 'duration': 133,
1757                 'upload_date': '20151119',
1758                 'uploader_id': 'IronSoulElf',
1759                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/IronSoulElf',
1760                 'uploader': 'IronSoulElf',
1761                 'creator': 'Todd Haberman;\nDaniel Law Heath and Aaron Kaplan',
1762                 'track': 'Dark Walk',
1763                 'artist': 'Todd Haberman;\nDaniel Law Heath and Aaron Kaplan',
1764                 'album': 'Position Music - Production Music Vol. 143 - Dark Walk',
1765                 'thumbnail': 'https://i.ytimg.com/vi_webp/lsguqyKfVQg/maxresdefault.webp',
1766                 'categories': ['Film & Animation'],
1767                 'view_count': int,
1768                 'live_status': 'not_live',
1769                 'channel_url': 'https://www.youtube.com/channel/UCTSRgz5jylBvFt_S7wnsqLQ',
1770                 'channel_id': 'UCTSRgz5jylBvFt_S7wnsqLQ',
1771                 'tags': 'count:13',
1772                 'availability': 'public',
1773                 'channel': 'IronSoulElf',
1774                 'playable_in_embed': True,
1775                 'like_count': int,
1776                 'age_limit': 0,
1777                 'channel_follower_count': int
1778             },
1779             'params': {
1780                 'skip_download': True,
1781             },
1782         },
1783         {
1784             # Tags with '};' (see https://github.com/ytdl-org/youtube-dl/issues/7468)
1785             'url': 'https://www.youtube.com/watch?v=Ms7iBXnlUO8',
1786             'only_matching': True,
1787         },
1788         {
1789             # Video with yt:stretch=17:0
1790             'url': 'https://www.youtube.com/watch?v=Q39EVAstoRM',
1791             'info_dict': {
1792                 'id': 'Q39EVAstoRM',
1793                 'ext': 'mp4',
1794                 'title': 'Clash Of Clans#14 Dicas De Ataque Para CV 4',
1795                 'description': 'md5:ee18a25c350637c8faff806845bddee9',
1796                 'upload_date': '20151107',
1797                 'uploader_id': 'UCCr7TALkRbo3EtFzETQF1LA',
1798                 'uploader': 'CH GAMER DROID',
1799             },
1800             'params': {
1801                 'skip_download': True,
1802             },
1803             'skip': 'This video does not exist.',
1804         },
1805         {
1806             # Video with incomplete 'yt:stretch=16:'
1807             'url': 'https://www.youtube.com/watch?v=FRhJzUSJbGI',
1808             'only_matching': True,
1809         },
1810         {
1811             # Video licensed under Creative Commons
1812             'url': 'https://www.youtube.com/watch?v=M4gD1WSo5mA',
1813             'info_dict': {
1814                 'id': 'M4gD1WSo5mA',
1815                 'ext': 'mp4',
1816                 'title': 'md5:e41008789470fc2533a3252216f1c1d1',
1817                 'description': 'md5:a677553cf0840649b731a3024aeff4cc',
1818                 'duration': 721,
1819                 'upload_date': '20150128',
1820                 'uploader_id': 'BerkmanCenter',
1821                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/BerkmanCenter',
1822                 'uploader': 'The Berkman Klein Center for Internet & Society',
1823                 'license': 'Creative Commons Attribution license (reuse allowed)',
1824                 'channel_id': 'UCuLGmD72gJDBwmLw06X58SA',
1825                 'channel_url': 'https://www.youtube.com/channel/UCuLGmD72gJDBwmLw06X58SA',
1826                 'like_count': int,
1827                 'age_limit': 0,
1828                 'tags': ['Copyright (Legal Subject)', 'Law (Industry)', 'William W. Fisher (Author)'],
1829                 'channel': 'The Berkman Klein Center for Internet & Society',
1830                 'availability': 'public',
1831                 'view_count': int,
1832                 'categories': ['Education'],
1833                 'thumbnail': 'https://i.ytimg.com/vi_webp/M4gD1WSo5mA/maxresdefault.webp',
1834                 'live_status': 'not_live',
1835                 'playable_in_embed': True,
1836                 'comment_count': int,
1837                 'channel_follower_count': int,
1838                 'chapters': list,
1839             },
1840             'params': {
1841                 'skip_download': True,
1842             },
1843         },
1844         {
1845             # Channel-like uploader_url
1846             'url': 'https://www.youtube.com/watch?v=eQcmzGIKrzg',
1847             'info_dict': {
1848                 'id': 'eQcmzGIKrzg',
1849                 'ext': 'mp4',
1850                 'title': 'Democratic Socialism and Foreign Policy | Bernie Sanders',
1851                 'description': 'md5:13a2503d7b5904ef4b223aa101628f39',
1852                 'duration': 4060,
1853                 'upload_date': '20151120',
1854                 'uploader': 'Bernie Sanders',
1855                 'uploader_id': 'UCH1dpzjCEiGAt8CXkryhkZg',
1856                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCH1dpzjCEiGAt8CXkryhkZg',
1857                 'license': 'Creative Commons Attribution license (reuse allowed)',
1858                 'playable_in_embed': True,
1859                 'tags': 'count:12',
1860                 'like_count': int,
1861                 'channel_id': 'UCH1dpzjCEiGAt8CXkryhkZg',
1862                 'age_limit': 0,
1863                 'availability': 'public',
1864                 'categories': ['News & Politics'],
1865                 'channel': 'Bernie Sanders',
1866                 'thumbnail': 'https://i.ytimg.com/vi_webp/eQcmzGIKrzg/maxresdefault.webp',
1867                 'view_count': int,
1868                 'live_status': 'not_live',
1869                 'channel_url': 'https://www.youtube.com/channel/UCH1dpzjCEiGAt8CXkryhkZg',
1870                 'comment_count': int,
1871                 'channel_follower_count': int,
1872                 'chapters': list,
1873             },
1874             'params': {
1875                 'skip_download': True,
1876             },
1877         },
1878         {
1879             'url': 'https://www.youtube.com/watch?feature=player_embedded&amp;amp;v=V36LpHqtcDY',
1880             'only_matching': True,
1881         },
1882         {
1883             # YouTube Red paid video (https://github.com/ytdl-org/youtube-dl/issues/10059)
1884             'url': 'https://www.youtube.com/watch?v=i1Ko8UG-Tdo',
1885             'only_matching': True,
1886         },
1887         {
1888             # Rental video preview
1889             'url': 'https://www.youtube.com/watch?v=yYr8q0y5Jfg',
1890             'info_dict': {
1891                 'id': 'uGpuVWrhIzE',
1892                 'ext': 'mp4',
1893                 'title': 'Piku - Trailer',
1894                 'description': 'md5:c36bd60c3fd6f1954086c083c72092eb',
1895                 'upload_date': '20150811',
1896                 'uploader': 'FlixMatrix',
1897                 'uploader_id': 'FlixMatrixKaravan',
1898                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/FlixMatrixKaravan',
1899                 'license': 'Standard YouTube License',
1900             },
1901             'params': {
1902                 'skip_download': True,
1903             },
1904             'skip': 'This video is not available.',
1905         },
1906         {
1907             # YouTube Red video with episode data
1908             'url': 'https://www.youtube.com/watch?v=iqKdEhx-dD4',
1909             'info_dict': {
1910                 'id': 'iqKdEhx-dD4',
1911                 'ext': 'mp4',
1912                 'title': 'Isolation - Mind Field (Ep 1)',
1913                 'description': 'md5:f540112edec5d09fc8cc752d3d4ba3cd',
1914                 'duration': 2085,
1915                 'upload_date': '20170118',
1916                 'uploader': 'Vsauce',
1917                 'uploader_id': 'Vsauce',
1918                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/Vsauce',
1919                 'series': 'Mind Field',
1920                 'season_number': 1,
1921                 'episode_number': 1,
1922                 'thumbnail': 'https://i.ytimg.com/vi_webp/iqKdEhx-dD4/maxresdefault.webp',
1923                 'tags': 'count:12',
1924                 'view_count': int,
1925                 'availability': 'public',
1926                 'age_limit': 0,
1927                 'channel': 'Vsauce',
1928                 'episode': 'Episode 1',
1929                 'categories': ['Entertainment'],
1930                 'season': 'Season 1',
1931                 'channel_id': 'UC6nSFpj9HTCZ5t-N3Rm3-HA',
1932                 'channel_url': 'https://www.youtube.com/channel/UC6nSFpj9HTCZ5t-N3Rm3-HA',
1933                 'like_count': int,
1934                 'playable_in_embed': True,
1935                 'live_status': 'not_live',
1936                 'channel_follower_count': int
1937             },
1938             'params': {
1939                 'skip_download': True,
1940             },
1941             'expected_warnings': [
1942                 'Skipping DASH manifest',
1943             ],
1944         },
1945         {
1946             # The following content has been identified by the YouTube community
1947             # as inappropriate or offensive to some audiences.
1948             'url': 'https://www.youtube.com/watch?v=6SJNVb0GnPI',
1949             'info_dict': {
1950                 'id': '6SJNVb0GnPI',
1951                 'ext': 'mp4',
1952                 'title': 'Race Differences in Intelligence',
1953                 'description': 'md5:5d161533167390427a1f8ee89a1fc6f1',
1954                 'duration': 965,
1955                 'upload_date': '20140124',
1956                 'uploader': 'New Century Foundation',
1957                 'uploader_id': 'UCEJYpZGqgUob0zVVEaLhvVg',
1958                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCEJYpZGqgUob0zVVEaLhvVg',
1959             },
1960             'params': {
1961                 'skip_download': True,
1962             },
1963             'skip': 'This video has been removed for violating YouTube\'s policy on hate speech.',
1964         },
1965         {
1966             # itag 212
1967             'url': '1t24XAntNCY',
1968             'only_matching': True,
1969         },
1970         {
1971             # geo restricted to JP
1972             'url': 'sJL6WA-aGkQ',
1973             'only_matching': True,
1974         },
1975         {
1976             'url': 'https://invidio.us/watch?v=BaW_jenozKc',
1977             'only_matching': True,
1978         },
1979         {
1980             'url': 'https://redirect.invidious.io/watch?v=BaW_jenozKc',
1981             'only_matching': True,
1982         },
1983         {
1984             # from https://nitter.pussthecat.org/YouTube/status/1360363141947944964#m
1985             'url': 'https://redirect.invidious.io/Yh0AhrY9GjA',
1986             'only_matching': True,
1987         },
1988         {
1989             # DRM protected
1990             'url': 'https://www.youtube.com/watch?v=s7_qI6_mIXc',
1991             'only_matching': True,
1992         },
1993         {
1994             # Video with unsupported adaptive stream type formats
1995             'url': 'https://www.youtube.com/watch?v=Z4Vy8R84T1U',
1996             'info_dict': {
1997                 'id': 'Z4Vy8R84T1U',
1998                 'ext': 'mp4',
1999                 'title': 'saman SMAN 53 Jakarta(Sancety) opening COFFEE4th at SMAN 53 Jakarta',
2000                 'description': 'md5:d41d8cd98f00b204e9800998ecf8427e',
2001                 'duration': 433,
2002                 'upload_date': '20130923',
2003                 'uploader': 'Amelia Putri Harwita',
2004                 'uploader_id': 'UCpOxM49HJxmC1qCalXyB3_Q',
2005                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCpOxM49HJxmC1qCalXyB3_Q',
2006                 'formats': 'maxcount:10',
2007             },
2008             'params': {
2009                 'skip_download': True,
2010                 'youtube_include_dash_manifest': False,
2011             },
2012             'skip': 'not actual anymore',
2013         },
2014         {
2015             # Youtube Music Auto-generated description
2016             'url': 'https://music.youtube.com/watch?v=MgNrAu2pzNs',
2017             'info_dict': {
2018                 'id': 'MgNrAu2pzNs',
2019                 'ext': 'mp4',
2020                 'title': 'Voyeur Girl',
2021                 'description': 'md5:7ae382a65843d6df2685993e90a8628f',
2022                 'upload_date': '20190312',
2023                 'uploader': 'Stephen - Topic',
2024                 'uploader_id': 'UC-pWHpBjdGG69N9mM2auIAA',
2025                 'artist': 'Stephen',
2026                 'track': 'Voyeur Girl',
2027                 'album': 'it\'s too much love to know my dear',
2028                 'release_date': '20190313',
2029                 'release_year': 2019,
2030                 'alt_title': 'Voyeur Girl',
2031                 'view_count': int,
2032                 'uploader_url': 'http://www.youtube.com/channel/UC-pWHpBjdGG69N9mM2auIAA',
2033                 'playable_in_embed': True,
2034                 'like_count': int,
2035                 'categories': ['Music'],
2036                 'channel_url': 'https://www.youtube.com/channel/UC-pWHpBjdGG69N9mM2auIAA',
2037                 'channel': 'Stephen',
2038                 'availability': 'public',
2039                 'creator': 'Stephen',
2040                 'duration': 169,
2041                 'thumbnail': 'https://i.ytimg.com/vi_webp/MgNrAu2pzNs/maxresdefault.webp',
2042                 'age_limit': 0,
2043                 'channel_id': 'UC-pWHpBjdGG69N9mM2auIAA',
2044                 'tags': 'count:11',
2045                 'live_status': 'not_live',
2046                 'channel_follower_count': int
2047             },
2048             'params': {
2049                 'skip_download': True,
2050             },
2051         },
2052         {
2053             'url': 'https://www.youtubekids.com/watch?v=3b8nCWDgZ6Q',
2054             'only_matching': True,
2055         },
2056         {
2057             # invalid -> valid video id redirection
2058             'url': 'DJztXj2GPfl',
2059             'info_dict': {
2060                 'id': 'DJztXj2GPfk',
2061                 'ext': 'mp4',
2062                 'title': 'Panjabi MC - Mundian To Bach Ke (The Dictator Soundtrack)',
2063                 'description': 'md5:bf577a41da97918e94fa9798d9228825',
2064                 'upload_date': '20090125',
2065                 'uploader': 'Prochorowka',
2066                 'uploader_id': 'Prochorowka',
2067                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/Prochorowka',
2068                 'artist': 'Panjabi MC',
2069                 'track': 'Beware of the Boys (Mundian to Bach Ke) - Motivo Hi-Lectro Remix',
2070                 'album': 'Beware of the Boys (Mundian To Bach Ke)',
2071             },
2072             'params': {
2073                 'skip_download': True,
2074             },
2075             'skip': 'Video unavailable',
2076         },
2077         {
2078             # empty description results in an empty string
2079             'url': 'https://www.youtube.com/watch?v=x41yOUIvK2k',
2080             'info_dict': {
2081                 'id': 'x41yOUIvK2k',
2082                 'ext': 'mp4',
2083                 'title': 'IMG 3456',
2084                 'description': '',
2085                 'upload_date': '20170613',
2086                 'uploader_id': 'ElevageOrVert',
2087                 'uploader': 'ElevageOrVert',
2088                 'view_count': int,
2089                 'thumbnail': 'https://i.ytimg.com/vi_webp/x41yOUIvK2k/maxresdefault.webp',
2090                 'uploader_url': 'http://www.youtube.com/user/ElevageOrVert',
2091                 'like_count': int,
2092                 'channel_id': 'UCo03ZQPBW5U4UC3regpt1nw',
2093                 'tags': [],
2094                 'channel_url': 'https://www.youtube.com/channel/UCo03ZQPBW5U4UC3regpt1nw',
2095                 'availability': 'public',
2096                 'age_limit': 0,
2097                 'categories': ['Pets & Animals'],
2098                 'duration': 7,
2099                 'playable_in_embed': True,
2100                 'live_status': 'not_live',
2101                 'channel': 'ElevageOrVert',
2102                 'channel_follower_count': int
2103             },
2104             'params': {
2105                 'skip_download': True,
2106             },
2107         },
2108         {
2109             # with '};' inside yt initial data (see [1])
2110             # see [2] for an example with '};' inside ytInitialPlayerResponse
2111             # 1. https://github.com/ytdl-org/youtube-dl/issues/27093
2112             # 2. https://github.com/ytdl-org/youtube-dl/issues/27216
2113             'url': 'https://www.youtube.com/watch?v=CHqg6qOn4no',
2114             'info_dict': {
2115                 'id': 'CHqg6qOn4no',
2116                 'ext': 'mp4',
2117                 'title': 'Part 77   Sort a list of simple types in c#',
2118                 'description': 'md5:b8746fa52e10cdbf47997903f13b20dc',
2119                 'upload_date': '20130831',
2120                 'uploader_id': 'kudvenkat',
2121                 'uploader': 'kudvenkat',
2122                 'channel_id': 'UCCTVrRB5KpIiK6V2GGVsR1Q',
2123                 'like_count': int,
2124                 'uploader_url': 'http://www.youtube.com/user/kudvenkat',
2125                 'channel_url': 'https://www.youtube.com/channel/UCCTVrRB5KpIiK6V2GGVsR1Q',
2126                 'live_status': 'not_live',
2127                 'categories': ['Education'],
2128                 'availability': 'public',
2129                 'thumbnail': 'https://i.ytimg.com/vi/CHqg6qOn4no/sddefault.jpg',
2130                 'tags': 'count:12',
2131                 'playable_in_embed': True,
2132                 'age_limit': 0,
2133                 'view_count': int,
2134                 'duration': 522,
2135                 'channel': 'kudvenkat',
2136                 'comment_count': int,
2137                 'channel_follower_count': int,
2138                 'chapters': list,
2139             },
2140             'params': {
2141                 'skip_download': True,
2142             },
2143         },
2144         {
2145             # another example of '};' in ytInitialData
2146             'url': 'https://www.youtube.com/watch?v=gVfgbahppCY',
2147             'only_matching': True,
2148         },
2149         {
2150             'url': 'https://www.youtube.com/watch_popup?v=63RmMXCd_bQ',
2151             'only_matching': True,
2152         },
2153         {
2154             # https://github.com/ytdl-org/youtube-dl/pull/28094
2155             'url': 'OtqTfy26tG0',
2156             'info_dict': {
2157                 'id': 'OtqTfy26tG0',
2158                 'ext': 'mp4',
2159                 'title': 'Burn Out',
2160                 'description': 'md5:8d07b84dcbcbfb34bc12a56d968b6131',
2161                 'upload_date': '20141120',
2162                 'uploader': 'The Cinematic Orchestra - Topic',
2163                 'uploader_id': 'UCIzsJBIyo8hhpFm1NK0uLgw',
2164                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCIzsJBIyo8hhpFm1NK0uLgw',
2165                 'artist': 'The Cinematic Orchestra',
2166                 'track': 'Burn Out',
2167                 'album': 'Every Day',
2168                 'like_count': int,
2169                 'live_status': 'not_live',
2170                 'alt_title': 'Burn Out',
2171                 'duration': 614,
2172                 'age_limit': 0,
2173                 'view_count': int,
2174                 'channel_url': 'https://www.youtube.com/channel/UCIzsJBIyo8hhpFm1NK0uLgw',
2175                 'creator': 'The Cinematic Orchestra',
2176                 'channel': 'The Cinematic Orchestra',
2177                 'tags': ['The Cinematic Orchestra', 'Every Day', 'Burn Out'],
2178                 'channel_id': 'UCIzsJBIyo8hhpFm1NK0uLgw',
2179                 'availability': 'public',
2180                 'thumbnail': 'https://i.ytimg.com/vi/OtqTfy26tG0/maxresdefault.jpg',
2181                 'categories': ['Music'],
2182                 'playable_in_embed': True,
2183                 'channel_follower_count': int
2184             },
2185             'params': {
2186                 'skip_download': True,
2187             },
2188         },
2189         {
2190             # controversial video, only works with bpctr when authenticated with cookies
2191             'url': 'https://www.youtube.com/watch?v=nGC3D_FkCmg',
2192             'only_matching': True,
2193         },
2194         {
2195             # controversial video, requires bpctr/contentCheckOk
2196             'url': 'https://www.youtube.com/watch?v=SZJvDhaSDnc',
2197             'info_dict': {
2198                 'id': 'SZJvDhaSDnc',
2199                 'ext': 'mp4',
2200                 'title': 'San Diego teen commits suicide after bullying over embarrassing video',
2201                 'channel_id': 'UC-SJ6nODDmufqBzPBwCvYvQ',
2202                 'uploader': 'CBS Mornings',
2203                 'uploader_id': 'CBSThisMorning',
2204                 'upload_date': '20140716',
2205                 'description': 'md5:acde3a73d3f133fc97e837a9f76b53b7',
2206                 'duration': 170,
2207                 'categories': ['News & Politics'],
2208                 'uploader_url': 'http://www.youtube.com/user/CBSThisMorning',
2209                 'view_count': int,
2210                 'channel': 'CBS Mornings',
2211                 'tags': ['suicide', 'bullying', 'video', 'cbs', 'news'],
2212                 'thumbnail': 'https://i.ytimg.com/vi/SZJvDhaSDnc/hqdefault.jpg',
2213                 'age_limit': 18,
2214                 'availability': 'needs_auth',
2215                 'channel_url': 'https://www.youtube.com/channel/UC-SJ6nODDmufqBzPBwCvYvQ',
2216                 'like_count': int,
2217                 'live_status': 'not_live',
2218                 'playable_in_embed': True,
2219                 'channel_follower_count': int
2220             }
2221         },
2222         {
2223             # restricted location, https://github.com/ytdl-org/youtube-dl/issues/28685
2224             'url': 'cBvYw8_A0vQ',
2225             'info_dict': {
2226                 'id': 'cBvYw8_A0vQ',
2227                 'ext': 'mp4',
2228                 'title': '4K Ueno Okachimachi  Street  Scenes  上野御徒町歩き',
2229                 'description': 'md5:ea770e474b7cd6722b4c95b833c03630',
2230                 'upload_date': '20201120',
2231                 'uploader': 'Walk around Japan',
2232                 'uploader_id': 'UC3o_t8PzBmXf5S9b7GLx1Mw',
2233                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UC3o_t8PzBmXf5S9b7GLx1Mw',
2234                 'duration': 1456,
2235                 'categories': ['Travel & Events'],
2236                 'channel_id': 'UC3o_t8PzBmXf5S9b7GLx1Mw',
2237                 'view_count': int,
2238                 'channel': 'Walk around Japan',
2239                 'tags': ['Ueno Tokyo', 'Okachimachi Tokyo', 'Ameyoko Street', 'Tokyo attraction', 'Travel in Tokyo'],
2240                 'thumbnail': 'https://i.ytimg.com/vi_webp/cBvYw8_A0vQ/hqdefault.webp',
2241                 'age_limit': 0,
2242                 'availability': 'public',
2243                 'channel_url': 'https://www.youtube.com/channel/UC3o_t8PzBmXf5S9b7GLx1Mw',
2244                 'live_status': 'not_live',
2245                 'playable_in_embed': True,
2246                 'channel_follower_count': int
2247             },
2248             'params': {
2249                 'skip_download': True,
2250             },
2251         }, {
2252             # Has multiple audio streams
2253             'url': 'WaOKSUlf4TM',
2254             'only_matching': True
2255         }, {
2256             # Requires Premium: has format 141 when requested using YTM url
2257             'url': 'https://music.youtube.com/watch?v=XclachpHxis',
2258             'only_matching': True
2259         }, {
2260             # multiple subtitles with same lang_code
2261             'url': 'https://www.youtube.com/watch?v=wsQiKKfKxug',
2262             'only_matching': True,
2263         }, {
2264             # Force use android client fallback
2265             'url': 'https://www.youtube.com/watch?v=YOelRv7fMxY',
2266             'info_dict': {
2267                 'id': 'YOelRv7fMxY',
2268                 'title': 'DIGGING A SECRET TUNNEL Part 1',
2269                 'ext': '3gp',
2270                 'upload_date': '20210624',
2271                 'channel_id': 'UCp68_FLety0O-n9QU6phsgw',
2272                 'uploader': 'colinfurze',
2273                 'uploader_id': 'colinfurze',
2274                 'channel_url': r're:https?://(?:www\.)?youtube\.com/channel/UCp68_FLety0O-n9QU6phsgw',
2275                 'description': 'md5:5d5991195d599b56cd0c4148907eec50',
2276                 'duration': 596,
2277                 'categories': ['Entertainment'],
2278                 'uploader_url': 'http://www.youtube.com/user/colinfurze',
2279                 'view_count': int,
2280                 'channel': 'colinfurze',
2281                 'tags': ['Colin', 'furze', 'Terry', 'tunnel', 'underground', 'bunker'],
2282                 'thumbnail': 'https://i.ytimg.com/vi/YOelRv7fMxY/maxresdefault.jpg',
2283                 'age_limit': 0,
2284                 'availability': 'public',
2285                 'like_count': int,
2286                 'live_status': 'not_live',
2287                 'playable_in_embed': True,
2288                 'channel_follower_count': int,
2289                 'chapters': list,
2290             },
2291             'params': {
2292                 'format': '17',  # 3gp format available on android
2293                 'extractor_args': {'youtube': {'player_client': ['android']}},
2294             },
2295         },
2296         {
2297             # Skip download of additional client configs (remix client config in this case)
2298             'url': 'https://music.youtube.com/watch?v=MgNrAu2pzNs',
2299             'only_matching': True,
2300             'params': {
2301                 'extractor_args': {'youtube': {'player_skip': ['configs']}},
2302             },
2303         }, {
2304             # shorts
2305             'url': 'https://www.youtube.com/shorts/BGQWPY4IigY',
2306             'only_matching': True,
2307         }, {
2308             'note': 'Storyboards',
2309             'url': 'https://www.youtube.com/watch?v=5KLPxDtMqe8',
2310             'info_dict': {
2311                 'id': '5KLPxDtMqe8',
2312                 'ext': 'mhtml',
2313                 'format_id': 'sb0',
2314                 'title': 'Your Brain is Plastic',
2315                 'uploader_id': 'scishow',
2316                 'description': 'md5:89cd86034bdb5466cd87c6ba206cd2bc',
2317                 'upload_date': '20140324',
2318                 'uploader': 'SciShow',
2319                 'like_count': int,
2320                 'channel_id': 'UCZYTClx2T1of7BRZ86-8fow',
2321                 'channel_url': 'https://www.youtube.com/channel/UCZYTClx2T1of7BRZ86-8fow',
2322                 'view_count': int,
2323                 'thumbnail': 'https://i.ytimg.com/vi/5KLPxDtMqe8/maxresdefault.jpg',
2324                 'playable_in_embed': True,
2325                 'tags': 'count:12',
2326                 'uploader_url': 'http://www.youtube.com/user/scishow',
2327                 'availability': 'public',
2328                 'channel': 'SciShow',
2329                 'live_status': 'not_live',
2330                 'duration': 248,
2331                 'categories': ['Education'],
2332                 'age_limit': 0,
2333                 'channel_follower_count': int,
2334                 'chapters': list,
2335             }, 'params': {'format': 'mhtml', 'skip_download': True}
2336         }, {
2337             # Ensure video upload_date is in UTC timezone (video was uploaded 1641170939)
2338             'url': 'https://www.youtube.com/watch?v=2NUZ8W2llS4',
2339             'info_dict': {
2340                 'id': '2NUZ8W2llS4',
2341                 'ext': 'mp4',
2342                 'title': 'The NP that test your phone performance 🙂',
2343                 'description': 'md5:144494b24d4f9dfacb97c1bbef5de84d',
2344                 'uploader': 'Leon Nguyen',
2345                 'uploader_id': 'VNSXIII',
2346                 'uploader_url': 'http://www.youtube.com/user/VNSXIII',
2347                 'channel_id': 'UCRqNBSOHgilHfAczlUmlWHA',
2348                 'channel_url': 'https://www.youtube.com/channel/UCRqNBSOHgilHfAczlUmlWHA',
2349                 'duration': 21,
2350                 'view_count': int,
2351                 'age_limit': 0,
2352                 'categories': ['Gaming'],
2353                 'tags': 'count:23',
2354                 'playable_in_embed': True,
2355                 'live_status': 'not_live',
2356                 'upload_date': '20220103',
2357                 'like_count': int,
2358                 'availability': 'public',
2359                 'channel': 'Leon Nguyen',
2360                 'thumbnail': 'https://i.ytimg.com/vi_webp/2NUZ8W2llS4/maxresdefault.webp',
2361                 'comment_count': int,
2362                 'channel_follower_count': int
2363             }
2364         }, {
2365             # Same video as above, but with --compat-opt no-youtube-prefer-utc-upload-date
2366             'url': 'https://www.youtube.com/watch?v=2NUZ8W2llS4',
2367             'info_dict': {
2368                 'id': '2NUZ8W2llS4',
2369                 'ext': 'mp4',
2370                 'title': 'The NP that test your phone performance 🙂',
2371                 'description': 'md5:144494b24d4f9dfacb97c1bbef5de84d',
2372                 'uploader': 'Leon Nguyen',
2373                 'uploader_id': 'VNSXIII',
2374                 'uploader_url': 'http://www.youtube.com/user/VNSXIII',
2375                 'channel_id': 'UCRqNBSOHgilHfAczlUmlWHA',
2376                 'channel_url': 'https://www.youtube.com/channel/UCRqNBSOHgilHfAczlUmlWHA',
2377                 'duration': 21,
2378                 'view_count': int,
2379                 'age_limit': 0,
2380                 'categories': ['Gaming'],
2381                 'tags': 'count:23',
2382                 'playable_in_embed': True,
2383                 'live_status': 'not_live',
2384                 'upload_date': '20220102',
2385                 'like_count': int,
2386                 'availability': 'public',
2387                 'channel': 'Leon Nguyen',
2388                 'thumbnail': 'https://i.ytimg.com/vi_webp/2NUZ8W2llS4/maxresdefault.webp',
2389                 'comment_count': int,
2390                 'channel_follower_count': int
2391             },
2392             'params': {'compat_opts': ['no-youtube-prefer-utc-upload-date']}
2393         }, {
2394             # date text is premiered video, ensure upload date in UTC (published 1641172509)
2395             'url': 'https://www.youtube.com/watch?v=mzZzzBU6lrM',
2396             'info_dict': {
2397                 'id': 'mzZzzBU6lrM',
2398                 'ext': 'mp4',
2399                 'title': 'I Met GeorgeNotFound In Real Life...',
2400                 'description': 'md5:cca98a355c7184e750f711f3a1b22c84',
2401                 'uploader': 'Quackity',
2402                 'uploader_id': 'QuackityHQ',
2403                 'uploader_url': 'http://www.youtube.com/user/QuackityHQ',
2404                 'channel_id': 'UC_8NknAFiyhOUaZqHR3lq3Q',
2405                 'channel_url': 'https://www.youtube.com/channel/UC_8NknAFiyhOUaZqHR3lq3Q',
2406                 'duration': 955,
2407                 'view_count': int,
2408                 'age_limit': 0,
2409                 'categories': ['Entertainment'],
2410                 'tags': 'count:26',
2411                 'playable_in_embed': True,
2412                 'live_status': 'not_live',
2413                 'release_timestamp': 1641172509,
2414                 'release_date': '20220103',
2415                 'upload_date': '20220103',
2416                 'like_count': int,
2417                 'availability': 'public',
2418                 'channel': 'Quackity',
2419                 'thumbnail': 'https://i.ytimg.com/vi/mzZzzBU6lrM/maxresdefault.jpg',
2420                 'channel_follower_count': int
2421             }
2422         },
2423         {   # continuous livestream. Microformat upload date should be preferred.
2424             # Upload date was 2021-06-19 (not UTC), while stream start is 2021-11-27
2425             'url': 'https://www.youtube.com/watch?v=kgx4WGK0oNU',
2426             'info_dict': {
2427                 'id': 'kgx4WGK0oNU',
2428                 'title': r're:jazz\/lofi hip hop radio🌱chill beats to relax\/study to \[LIVE 24\/7\] \d{4}-\d{2}-\d{2} \d{2}:\d{2}',
2429                 'ext': 'mp4',
2430                 'channel_id': 'UC84whx2xxsiA1gXHXXqKGOA',
2431                 'availability': 'public',
2432                 'age_limit': 0,
2433                 'release_timestamp': 1637975704,
2434                 'upload_date': '20210619',
2435                 'channel_url': 'https://www.youtube.com/channel/UC84whx2xxsiA1gXHXXqKGOA',
2436                 'live_status': 'is_live',
2437                 'thumbnail': 'https://i.ytimg.com/vi/kgx4WGK0oNU/maxresdefault.jpg',
2438                 'uploader': '阿鲍Abao',
2439                 'uploader_url': 'http://www.youtube.com/channel/UC84whx2xxsiA1gXHXXqKGOA',
2440                 'channel': 'Abao in Tokyo',
2441                 'channel_follower_count': int,
2442                 'release_date': '20211127',
2443                 'tags': 'count:39',
2444                 'categories': ['People & Blogs'],
2445                 'like_count': int,
2446                 'uploader_id': 'UC84whx2xxsiA1gXHXXqKGOA',
2447                 'view_count': int,
2448                 'playable_in_embed': True,
2449                 'description': 'md5:2ef1d002cad520f65825346e2084e49d',
2450                 'concurrent_view_count': int,
2451             },
2452             'params': {'skip_download': True}
2453         }, {
2454             # Story. Requires specific player params to work.
2455             'url': 'https://www.youtube.com/watch?v=vv8qTUWmulI',
2456             'info_dict': {
2457                 'id': 'vv8qTUWmulI',
2458                 'ext': 'mp4',
2459                 'availability': 'unlisted',
2460                 'view_count': int,
2461                 'channel_id': 'UCzIZ8HrzDgc-pNQDUG6avBA',
2462                 'upload_date': '20220526',
2463                 'categories': ['Education'],
2464                 'title': 'Story',
2465                 'channel': 'IT\'S HISTORY',
2466                 'description': '',
2467                 'uploader_id': 'BlastfromthePast',
2468                 'duration': 12,
2469                 'uploader': 'IT\'S HISTORY',
2470                 'playable_in_embed': True,
2471                 'age_limit': 0,
2472                 'live_status': 'not_live',
2473                 'tags': [],
2474                 'thumbnail': 'https://i.ytimg.com/vi_webp/vv8qTUWmulI/maxresdefault.webp',
2475                 'uploader_url': 'http://www.youtube.com/user/BlastfromthePast',
2476                 'channel_url': 'https://www.youtube.com/channel/UCzIZ8HrzDgc-pNQDUG6avBA',
2477             },
2478             'skip': 'stories get removed after some period of time',
2479         }, {
2480             'url': 'https://www.youtube.com/watch?v=tjjjtzRLHvA',
2481             'info_dict': {
2482                 'id': 'tjjjtzRLHvA',
2483                 'ext': 'mp4',
2484                 'title': 'ハッシュタグ無し };if window.ytcsi',
2485                 'upload_date': '20220323',
2486                 'like_count': int,
2487                 'availability': 'unlisted',
2488                 'channel': 'nao20010128nao',
2489                 'thumbnail': 'https://i.ytimg.com/vi_webp/tjjjtzRLHvA/maxresdefault.webp',
2490                 'age_limit': 0,
2491                 'uploader': 'nao20010128nao',
2492                 'uploader_id': 'nao20010128nao',
2493                 'categories': ['Music'],
2494                 'view_count': int,
2495                 'description': '',
2496                 'channel_url': 'https://www.youtube.com/channel/UCdqltm_7iv1Vs6kp6Syke5A',
2497                 'channel_id': 'UCdqltm_7iv1Vs6kp6Syke5A',
2498                 'live_status': 'not_live',
2499                 'playable_in_embed': True,
2500                 'channel_follower_count': int,
2501                 'duration': 6,
2502                 'tags': [],
2503                 'uploader_url': 'http://www.youtube.com/user/nao20010128nao',
2504             }
2505         }, {
2506             # Prefer primary title+description language metadata by default
2507             # Do not prefer translated description if primary is empty
2508             'url': 'https://www.youtube.com/watch?v=el3E4MbxRqQ',
2509             'info_dict': {
2510                 'id': 'el3E4MbxRqQ',
2511                 'ext': 'mp4',
2512                 'title': 'dlp test video 2 - primary sv no desc',
2513                 'description': '',
2514                 'channel': 'cole-dlp-test-acc',
2515                 'tags': [],
2516                 'view_count': int,
2517                 'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
2518                 'like_count': int,
2519                 'playable_in_embed': True,
2520                 'availability': 'unlisted',
2521                 'thumbnail': 'https://i.ytimg.com/vi_webp/el3E4MbxRqQ/maxresdefault.webp',
2522                 'age_limit': 0,
2523                 'duration': 5,
2524                 'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
2525                 'uploader_url': 'http://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
2526                 'live_status': 'not_live',
2527                 'upload_date': '20220908',
2528                 'categories': ['People & Blogs'],
2529                 'uploader': 'cole-dlp-test-acc',
2530                 'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
2531             },
2532             'params': {'skip_download': True}
2533         }, {
2534             # Extractor argument: prefer translated title+description
2535             'url': 'https://www.youtube.com/watch?v=gHKT4uU8Zng',
2536             'info_dict': {
2537                 'id': 'gHKT4uU8Zng',
2538                 'ext': 'mp4',
2539                 'channel': 'cole-dlp-test-acc',
2540                 'tags': [],
2541                 'duration': 5,
2542                 'live_status': 'not_live',
2543                 'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
2544                 'upload_date': '20220728',
2545                 'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
2546                 'view_count': int,
2547                 'categories': ['People & Blogs'],
2548                 'thumbnail': 'https://i.ytimg.com/vi_webp/gHKT4uU8Zng/maxresdefault.webp',
2549                 'title': 'dlp test video title translated (fr)',
2550                 'availability': 'public',
2551                 'uploader': 'cole-dlp-test-acc',
2552                 'age_limit': 0,
2553                 'description': 'dlp test video description translated (fr)',
2554                 'playable_in_embed': True,
2555                 'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
2556                 'uploader_url': 'http://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
2557             },
2558             'params': {'skip_download': True, 'extractor_args': {'youtube': {'lang': ['fr']}}},
2559             'expected_warnings': [r'Preferring "fr" translated fields'],
2560         }, {
2561             'note': '6 channel audio',
2562             'url': 'https://www.youtube.com/watch?v=zgdo7-RRjgo',
2563             'only_matching': True,
2564         }, {
2565             'note': 'Multiple HLS formats with same itag',
2566             'url': 'https://www.youtube.com/watch?v=kX3nB4PpJko',
2567             'info_dict': {
2568                 'id': 'kX3nB4PpJko',
2569                 'ext': 'mp4',
2570                 'categories': ['Entertainment'],
2571                 'description': 'md5:e8031ff6e426cdb6a77670c9b81f6fa6',
2572                 'uploader_url': 'http://www.youtube.com/user/MrBeast6000',
2573                 'live_status': 'not_live',
2574                 'duration': 937,
2575                 'channel_follower_count': int,
2576                 'thumbnail': 'https://i.ytimg.com/vi_webp/kX3nB4PpJko/maxresdefault.webp',
2577                 'title': 'Last To Take Hand Off Jet, Keeps It!',
2578                 'channel': 'MrBeast',
2579                 'playable_in_embed': True,
2580                 'view_count': int,
2581                 'upload_date': '20221112',
2582                 'uploader': 'MrBeast',
2583                 'uploader_id': 'MrBeast6000',
2584                 'channel_url': 'https://www.youtube.com/channel/UCX6OQ3DkcsbYNE6H8uQQuVA',
2585                 'age_limit': 0,
2586                 'availability': 'public',
2587                 'channel_id': 'UCX6OQ3DkcsbYNE6H8uQQuVA',
2588                 'like_count': int,
2589                 'tags': [],
2590             },
2591             'params': {'extractor_args': {'youtube': {'player_client': ['ios']}}, 'format': '233-1'},
2592         }, {
2593             'note': 'Audio formats with Dynamic Range Compression',
2594             'url': 'https://www.youtube.com/watch?v=Tq92D6wQ1mg',
2595             'info_dict': {
2596                 'id': 'Tq92D6wQ1mg',
2597                 'ext': 'weba',
2598                 'title': '[MMD] Adios - EVERGLOW [+Motion DL]',
2599                 'channel_url': 'https://www.youtube.com/channel/UC1yoRdFoFJaCY-AGfD9W0wQ',
2600                 'channel_id': 'UC1yoRdFoFJaCY-AGfD9W0wQ',
2601                 'channel_follower_count': int,
2602                 'description': 'md5:17eccca93a786d51bc67646756894066',
2603                 'upload_date': '20191228',
2604                 'uploader_url': 'http://www.youtube.com/channel/UC1yoRdFoFJaCY-AGfD9W0wQ',
2605                 'tags': ['mmd', 'dance', 'mikumikudance', 'kpop', 'vtuber'],
2606                 'playable_in_embed': True,
2607                 'like_count': int,
2608                 'categories': ['Entertainment'],
2609                 'thumbnail': 'https://i.ytimg.com/vi/Tq92D6wQ1mg/sddefault.jpg',
2610                 'age_limit': 18,
2611                 'channel': 'Projekt Melody',
2612                 'uploader_id': 'UC1yoRdFoFJaCY-AGfD9W0wQ',
2613                 'view_count': int,
2614                 'availability': 'needs_auth',
2615                 'comment_count': int,
2616                 'live_status': 'not_live',
2617                 'uploader': 'Projekt Melody',
2618                 'duration': 106,
2619             },
2620             'params': {'extractor_args': {'youtube': {'player_client': ['tv_embedded']}}, 'format': '251-drc'},
2621         },
2622         {
2623             'url': 'https://www.youtube.com/live/qVv6vCqciTM',
2624             'info_dict': {
2625                 'id': 'qVv6vCqciTM',
2626                 'ext': 'mp4',
2627                 'age_limit': 0,
2628                 'uploader_id': 'UCIdEIHpS0TdkqRkHL5OkLtA',
2629                 'comment_count': int,
2630                 'chapters': 'count:13',
2631                 'upload_date': '20221223',
2632                 'thumbnail': 'https://i.ytimg.com/vi/qVv6vCqciTM/maxresdefault.jpg',
2633                 'channel_url': 'https://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
2634                 'uploader_url': 'http://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
2635                 'like_count': int,
2636                 'release_date': '20221223',
2637                 'tags': ['Vtuber', '月ノ美兎', '名取さな', 'にじさんじ', 'クリスマス', '3D配信'],
2638                 'title': '【 #インターネット女クリスマス 】3Dで歌ってはしゃぐインターネットの女たち【月ノ美兎/名取さな】',
2639                 'view_count': int,
2640                 'playable_in_embed': True,
2641                 'duration': 4438,
2642                 'availability': 'public',
2643                 'channel_follower_count': int,
2644                 'channel_id': 'UCIdEIHpS0TdkqRkHL5OkLtA',
2645                 'categories': ['Entertainment'],
2646                 'live_status': 'was_live',
2647                 'release_timestamp': 1671793345,
2648                 'channel': 'さなちゃんねる',
2649                 'description': 'md5:6aebf95cc4a1d731aebc01ad6cc9806d',
2650                 'uploader': 'さなちゃんねる',
2651             },
2652         },
2653     ]
2654
2655     _WEBPAGE_TESTS = [
2656         # YouTube <object> embed
2657         {
2658             'url': 'http://www.improbable.com/2017/04/03/untrained-modern-youths-and-ancient-masters-in-selfie-portraits/',
2659             'md5': '873c81d308b979f0e23ee7e620b312a3',
2660             'info_dict': {
2661                 'id': 'msN87y-iEx0',
2662                 'ext': 'mp4',
2663                 'title': 'Feynman: Mirrors FUN TO IMAGINE 6',
2664                 'upload_date': '20080526',
2665                 'description': 'md5:873c81d308b979f0e23ee7e620b312a3',
2666                 'uploader': 'Christopher Sykes',
2667                 'uploader_id': 'ChristopherJSykes',
2668                 'age_limit': 0,
2669                 'tags': ['feynman', 'mirror', 'science', 'physics', 'imagination', 'fun', 'cool', 'puzzle'],
2670                 'channel_id': 'UCCeo--lls1vna5YJABWAcVA',
2671                 'playable_in_embed': True,
2672                 'thumbnail': 'https://i.ytimg.com/vi/msN87y-iEx0/hqdefault.jpg',
2673                 'like_count': int,
2674                 'comment_count': int,
2675                 'channel': 'Christopher Sykes',
2676                 'live_status': 'not_live',
2677                 'channel_url': 'https://www.youtube.com/channel/UCCeo--lls1vna5YJABWAcVA',
2678                 'availability': 'public',
2679                 'duration': 195,
2680                 'view_count': int,
2681                 'categories': ['Science & Technology'],
2682                 'channel_follower_count': int,
2683                 'uploader_url': 'http://www.youtube.com/user/ChristopherJSykes',
2684             },
2685             'params': {
2686                 'skip_download': True,
2687             }
2688         },
2689     ]
2690
2691     @classmethod
2692     def suitable(cls, url):
2693         from ..utils import parse_qs
2694
2695         qs = parse_qs(url)
2696         if qs.get('list', [None])[0]:
2697             return False
2698         return super().suitable(url)
2699
2700     def __init__(self, *args, **kwargs):
2701         super().__init__(*args, **kwargs)
2702         self._code_cache = {}
2703         self._player_cache = {}
2704
2705     def _prepare_live_from_start_formats(self, formats, video_id, live_start_time, url, webpage_url, smuggled_data, is_live):
2706         lock = threading.Lock()
2707         start_time = time.time()
2708         formats = [f for f in formats if f.get('is_from_start')]
2709
2710         def refetch_manifest(format_id, delay):
2711             nonlocal formats, start_time, is_live
2712             if time.time() <= start_time + delay:
2713                 return
2714
2715             _, _, prs, player_url = self._download_player_responses(url, smuggled_data, video_id, webpage_url)
2716             video_details = traverse_obj(prs, (..., 'videoDetails'), expected_type=dict)
2717             microformats = traverse_obj(
2718                 prs, (..., 'microformat', 'playerMicroformatRenderer'),
2719                 expected_type=dict)
2720             _, live_status, _, formats, _ = self._list_formats(video_id, microformats, video_details, prs, player_url)
2721             is_live = live_status == 'is_live'
2722             start_time = time.time()
2723
2724         def mpd_feed(format_id, delay):
2725             """
2726             @returns (manifest_url, manifest_stream_number, is_live) or None
2727             """
2728             for retry in self.RetryManager(fatal=False):
2729                 with lock:
2730                     refetch_manifest(format_id, delay)
2731
2732                 f = next((f for f in formats if f['format_id'] == format_id), None)
2733                 if not f:
2734                     if not is_live:
2735                         retry.error = f'{video_id}: Video is no longer live'
2736                     else:
2737                         retry.error = f'Cannot find refreshed manifest for format {format_id}{bug_reports_message()}'
2738                     continue
2739                 return f['manifest_url'], f['manifest_stream_number'], is_live
2740             return None
2741
2742         for f in formats:
2743             f['is_live'] = is_live
2744             gen = functools.partial(self._live_dash_fragments, video_id, f['format_id'],
2745                                     live_start_time, mpd_feed, not is_live and f.copy())
2746             if is_live:
2747                 f['fragments'] = gen
2748                 f['protocol'] = 'http_dash_segments_generator'
2749             else:
2750                 f['fragments'] = LazyList(gen({}))
2751                 del f['is_from_start']
2752
2753     def _live_dash_fragments(self, video_id, format_id, live_start_time, mpd_feed, manifestless_orig_fmt, ctx):
2754         FETCH_SPAN, MAX_DURATION = 5, 432000
2755
2756         mpd_url, stream_number, is_live = None, None, True
2757
2758         begin_index = 0
2759         download_start_time = ctx.get('start') or time.time()
2760
2761         lack_early_segments = download_start_time - (live_start_time or download_start_time) > MAX_DURATION
2762         if lack_early_segments:
2763             self.report_warning(bug_reports_message(
2764                 'Starting download from the last 120 hours of the live stream since '
2765                 'YouTube does not have data before that. If you think this is wrong,'), only_once=True)
2766             lack_early_segments = True
2767
2768         known_idx, no_fragment_score, last_segment_url = begin_index, 0, None
2769         fragments, fragment_base_url = None, None
2770
2771         def _extract_sequence_from_mpd(refresh_sequence, immediate):
2772             nonlocal mpd_url, stream_number, is_live, no_fragment_score, fragments, fragment_base_url
2773             # Obtain from MPD's maximum seq value
2774             old_mpd_url = mpd_url
2775             last_error = ctx.pop('last_error', None)
2776             expire_fast = immediate or last_error and isinstance(last_error, urllib.error.HTTPError) and last_error.code == 403
2777             mpd_url, stream_number, is_live = (mpd_feed(format_id, 5 if expire_fast else 18000)
2778                                                or (mpd_url, stream_number, False))
2779             if not refresh_sequence:
2780                 if expire_fast and not is_live:
2781                     return False, last_seq
2782                 elif old_mpd_url == mpd_url:
2783                     return True, last_seq
2784             if manifestless_orig_fmt:
2785                 fmt_info = manifestless_orig_fmt
2786             else:
2787                 try:
2788                     fmts, _ = self._extract_mpd_formats_and_subtitles(
2789                         mpd_url, None, note=False, errnote=False, fatal=False)
2790                 except ExtractorError:
2791                     fmts = None
2792                 if not fmts:
2793                     no_fragment_score += 2
2794                     return False, last_seq
2795                 fmt_info = next(x for x in fmts if x['manifest_stream_number'] == stream_number)
2796             fragments = fmt_info['fragments']
2797             fragment_base_url = fmt_info['fragment_base_url']
2798             assert fragment_base_url
2799
2800             _last_seq = int(re.search(r'(?:/|^)sq/(\d+)', fragments[-1]['path']).group(1))
2801             return True, _last_seq
2802
2803         self.write_debug(f'[{video_id}] Generating fragments for format {format_id}')
2804         while is_live:
2805             fetch_time = time.time()
2806             if no_fragment_score > 30:
2807                 return
2808             if last_segment_url:
2809                 # Obtain from "X-Head-Seqnum" header value from each segment
2810                 try:
2811                     urlh = self._request_webpage(
2812                         last_segment_url, None, note=False, errnote=False, fatal=False)
2813                 except ExtractorError:
2814                     urlh = None
2815                 last_seq = try_get(urlh, lambda x: int_or_none(x.headers['X-Head-Seqnum']))
2816                 if last_seq is None:
2817                     no_fragment_score += 2
2818                     last_segment_url = None
2819                     continue
2820             else:
2821                 should_continue, last_seq = _extract_sequence_from_mpd(True, no_fragment_score > 15)
2822                 no_fragment_score += 2
2823                 if not should_continue:
2824                     continue
2825
2826             if known_idx > last_seq:
2827                 last_segment_url = None
2828                 continue
2829
2830             last_seq += 1
2831
2832             if begin_index < 0 and known_idx < 0:
2833                 # skip from the start when it's negative value
2834                 known_idx = last_seq + begin_index
2835             if lack_early_segments:
2836                 known_idx = max(known_idx, last_seq - int(MAX_DURATION // fragments[-1]['duration']))
2837             try:
2838                 for idx in range(known_idx, last_seq):
2839                     # do not update sequence here or you'll get skipped some part of it
2840                     should_continue, _ = _extract_sequence_from_mpd(False, False)
2841                     if not should_continue:
2842                         known_idx = idx - 1
2843                         raise ExtractorError('breaking out of outer loop')
2844                     last_segment_url = urljoin(fragment_base_url, 'sq/%d' % idx)
2845                     yield {
2846                         'url': last_segment_url,
2847                         'fragment_count': last_seq,
2848                     }
2849                 if known_idx == last_seq:
2850                     no_fragment_score += 5
2851                 else:
2852                     no_fragment_score = 0
2853                 known_idx = last_seq
2854             except ExtractorError:
2855                 continue
2856
2857             if manifestless_orig_fmt:
2858                 # Stop at the first iteration if running for post-live manifestless;
2859                 # fragment count no longer increase since it starts
2860                 break
2861
2862             time.sleep(max(0, FETCH_SPAN + fetch_time - time.time()))
2863
2864     def _extract_player_url(self, *ytcfgs, webpage=None):
2865         player_url = traverse_obj(
2866             ytcfgs, (..., 'PLAYER_JS_URL'), (..., 'WEB_PLAYER_CONTEXT_CONFIGS', ..., 'jsUrl'),
2867             get_all=False, expected_type=str)
2868         if not player_url:
2869             return
2870         return urljoin('https://www.youtube.com', player_url)
2871
2872     def _download_player_url(self, video_id, fatal=False):
2873         res = self._download_webpage(
2874             'https://www.youtube.com/iframe_api',
2875             note='Downloading iframe API JS', video_id=video_id, fatal=fatal)
2876         if res:
2877             player_version = self._search_regex(
2878                 r'player\\?/([0-9a-fA-F]{8})\\?/', res, 'player version', fatal=fatal)
2879             if player_version:
2880                 return f'https://www.youtube.com/s/player/{player_version}/player_ias.vflset/en_US/base.js'
2881
2882     def _signature_cache_id(self, example_sig):
2883         """ Return a string representation of a signature """
2884         return '.'.join(str(len(part)) for part in example_sig.split('.'))
2885
2886     @classmethod
2887     def _extract_player_info(cls, player_url):
2888         for player_re in cls._PLAYER_INFO_RE:
2889             id_m = re.search(player_re, player_url)
2890             if id_m:
2891                 break
2892         else:
2893             raise ExtractorError('Cannot identify player %r' % player_url)
2894         return id_m.group('id')
2895
2896     def _load_player(self, video_id, player_url, fatal=True):
2897         player_id = self._extract_player_info(player_url)
2898         if player_id not in self._code_cache:
2899             code = self._download_webpage(
2900                 player_url, video_id, fatal=fatal,
2901                 note='Downloading player ' + player_id,
2902                 errnote='Download of %s failed' % player_url)
2903             if code:
2904                 self._code_cache[player_id] = code
2905         return self._code_cache.get(player_id)
2906
2907     def _extract_signature_function(self, video_id, player_url, example_sig):
2908         player_id = self._extract_player_info(player_url)
2909
2910         # Read from filesystem cache
2911         func_id = f'js_{player_id}_{self._signature_cache_id(example_sig)}'
2912         assert os.path.basename(func_id) == func_id
2913
2914         self.write_debug(f'Extracting signature function {func_id}')
2915         cache_spec, code = self.cache.load('youtube-sigfuncs', func_id), None
2916
2917         if not cache_spec:
2918             code = self._load_player(video_id, player_url)
2919         if code:
2920             res = self._parse_sig_js(code)
2921             test_string = ''.join(map(chr, range(len(example_sig))))
2922             cache_spec = [ord(c) for c in res(test_string)]
2923             self.cache.store('youtube-sigfuncs', func_id, cache_spec)
2924
2925         return lambda s: ''.join(s[i] for i in cache_spec)
2926
2927     def _print_sig_code(self, func, example_sig):
2928         if not self.get_param('youtube_print_sig_code'):
2929             return
2930
2931         def gen_sig_code(idxs):
2932             def _genslice(start, end, step):
2933                 starts = '' if start == 0 else str(start)
2934                 ends = (':%d' % (end + step)) if end + step >= 0 else ':'
2935                 steps = '' if step == 1 else (':%d' % step)
2936                 return f's[{starts}{ends}{steps}]'
2937
2938             step = None
2939             # Quelch pyflakes warnings - start will be set when step is set
2940             start = '(Never used)'
2941             for i, prev in zip(idxs[1:], idxs[:-1]):
2942                 if step is not None:
2943                     if i - prev == step:
2944                         continue
2945                     yield _genslice(start, prev, step)
2946                     step = None
2947                     continue
2948                 if i - prev in [-1, 1]:
2949                     step = i - prev
2950                     start = prev
2951                     continue
2952                 else:
2953                     yield 's[%d]' % prev
2954             if step is None:
2955                 yield 's[%d]' % i
2956             else:
2957                 yield _genslice(start, i, step)
2958
2959         test_string = ''.join(map(chr, range(len(example_sig))))
2960         cache_res = func(test_string)
2961         cache_spec = [ord(c) for c in cache_res]
2962         expr_code = ' + '.join(gen_sig_code(cache_spec))
2963         signature_id_tuple = '(%s)' % (
2964             ', '.join(str(len(p)) for p in example_sig.split('.')))
2965         code = ('if tuple(len(p) for p in s.split(\'.\')) == %s:\n'
2966                 '    return %s\n') % (signature_id_tuple, expr_code)
2967         self.to_screen('Extracted signature function:\n' + code)
2968
2969     def _parse_sig_js(self, jscode):
2970         funcname = self._search_regex(
2971             (r'\b[cs]\s*&&\s*[adf]\.set\([^,]+\s*,\s*encodeURIComponent\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\(',
2972              r'\b[a-zA-Z0-9]+\s*&&\s*[a-zA-Z0-9]+\.set\([^,]+\s*,\s*encodeURIComponent\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\(',
2973              r'\bm=(?P<sig>[a-zA-Z0-9$]{2,})\(decodeURIComponent\(h\.s\)\)',
2974              r'\bc&&\(c=(?P<sig>[a-zA-Z0-9$]{2,})\(decodeURIComponent\(c\)\)',
2975              r'(?:\b|[^a-zA-Z0-9$])(?P<sig>[a-zA-Z0-9$]{2,})\s*=\s*function\(\s*a\s*\)\s*{\s*a\s*=\s*a\.split\(\s*""\s*\);[a-zA-Z0-9$]{2}\.[a-zA-Z0-9$]{2}\(a,\d+\)',
2976              r'(?:\b|[^a-zA-Z0-9$])(?P<sig>[a-zA-Z0-9$]{2,})\s*=\s*function\(\s*a\s*\)\s*{\s*a\s*=\s*a\.split\(\s*""\s*\)',
2977              r'(?P<sig>[a-zA-Z0-9$]+)\s*=\s*function\(\s*a\s*\)\s*{\s*a\s*=\s*a\.split\(\s*""\s*\)',
2978              # Obsolete patterns
2979              r'(["\'])signature\1\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\(',
2980              r'\.sig\|\|(?P<sig>[a-zA-Z0-9$]+)\(',
2981              r'yt\.akamaized\.net/\)\s*\|\|\s*.*?\s*[cs]\s*&&\s*[adf]\.set\([^,]+\s*,\s*(?:encodeURIComponent\s*\()?\s*(?P<sig>[a-zA-Z0-9$]+)\(',
2982              r'\b[cs]\s*&&\s*[adf]\.set\([^,]+\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\(',
2983              r'\b[a-zA-Z0-9]+\s*&&\s*[a-zA-Z0-9]+\.set\([^,]+\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\(',
2984              r'\bc\s*&&\s*a\.set\([^,]+\s*,\s*\([^)]*\)\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\(',
2985              r'\bc\s*&&\s*[a-zA-Z0-9]+\.set\([^,]+\s*,\s*\([^)]*\)\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\(',
2986              r'\bc\s*&&\s*[a-zA-Z0-9]+\.set\([^,]+\s*,\s*\([^)]*\)\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\('),
2987             jscode, 'Initial JS player signature function name', group='sig')
2988
2989         jsi = JSInterpreter(jscode)
2990         initial_function = jsi.extract_function(funcname)
2991         return lambda s: initial_function([s])
2992
2993     def _cached(self, func, *cache_id):
2994         def inner(*args, **kwargs):
2995             if cache_id not in self._player_cache:
2996                 try:
2997                     self._player_cache[cache_id] = func(*args, **kwargs)
2998                 except ExtractorError as e:
2999                     self._player_cache[cache_id] = e
3000                 except Exception as e:
3001                     self._player_cache[cache_id] = ExtractorError(traceback.format_exc(), cause=e)
3002
3003             ret = self._player_cache[cache_id]
3004             if isinstance(ret, Exception):
3005                 raise ret
3006             return ret
3007         return inner
3008
3009     def _decrypt_signature(self, s, video_id, player_url):
3010         """Turn the encrypted s field into a working signature"""
3011         extract_sig = self._cached(
3012             self._extract_signature_function, 'sig', player_url, self._signature_cache_id(s))
3013         func = extract_sig(video_id, player_url, s)
3014         self._print_sig_code(func, s)
3015         return func(s)
3016
3017     def _decrypt_nsig(self, s, video_id, player_url):
3018         """Turn the encrypted n field into a working signature"""
3019         if player_url is None:
3020             raise ExtractorError('Cannot decrypt nsig without player_url')
3021         player_url = urljoin('https://www.youtube.com', player_url)
3022
3023         try:
3024             jsi, player_id, func_code = self._extract_n_function_code(video_id, player_url)
3025         except ExtractorError as e:
3026             raise ExtractorError('Unable to extract nsig function code', cause=e)
3027         if self.get_param('youtube_print_sig_code'):
3028             self.to_screen(f'Extracted nsig function from {player_id}:\n{func_code[1]}\n')
3029
3030         try:
3031             extract_nsig = self._cached(self._extract_n_function_from_code, 'nsig func', player_url)
3032             ret = extract_nsig(jsi, func_code)(s)
3033         except JSInterpreter.Exception as e:
3034             try:
3035                 jsi = PhantomJSwrapper(self, timeout=5000)
3036             except ExtractorError:
3037                 raise e
3038             self.report_warning(
3039                 f'Native nsig extraction failed: Trying with PhantomJS\n'
3040                 f'         n = {s} ; player = {player_url}', video_id)
3041             self.write_debug(e, only_once=True)
3042
3043             args, func_body = func_code
3044             ret = jsi.execute(
3045                 f'console.log(function({", ".join(args)}) {{ {func_body} }}({s!r}));',
3046                 video_id=video_id, note='Executing signature code').strip()
3047
3048         self.write_debug(f'Decrypted nsig {s} => {ret}')
3049         return ret
3050
3051     def _extract_n_function_name(self, jscode):
3052         funcname, idx = self._search_regex(
3053             r'\.get\("n"\)\)&&\(b=(?P<nfunc>[a-zA-Z0-9$]+)(?:\[(?P<idx>\d+)\])?\([a-zA-Z0-9]\)',
3054             jscode, 'Initial JS player n function name', group=('nfunc', 'idx'))
3055         if not idx:
3056             return funcname
3057
3058         return json.loads(js_to_json(self._search_regex(
3059             rf'var {re.escape(funcname)}\s*=\s*(\[.+?\]);', jscode,
3060             f'Initial JS player n function list ({funcname}.{idx})')))[int(idx)]
3061
3062     def _extract_n_function_code(self, video_id, player_url):
3063         player_id = self._extract_player_info(player_url)
3064         func_code = self.cache.load('youtube-nsig', player_id, min_ver='2022.09.1')
3065         jscode = func_code or self._load_player(video_id, player_url)
3066         jsi = JSInterpreter(jscode)
3067
3068         if func_code:
3069             return jsi, player_id, func_code
3070
3071         func_name = self._extract_n_function_name(jscode)
3072
3073         # For redundancy
3074         func_code = self._search_regex(
3075             r'''(?xs)%s\s*=\s*function\s*\((?P<var>[\w$]+)\)\s*
3076                      # NB: The end of the regex is intentionally kept strict
3077                      {(?P<code>.+?}\s*return\ [\w$]+.join\(""\))};''' % func_name,
3078             jscode, 'nsig function', group=('var', 'code'), default=None)
3079         if func_code:
3080             func_code = ([func_code[0]], func_code[1])
3081         else:
3082             self.write_debug('Extracting nsig function with jsinterp')
3083             func_code = jsi.extract_function_code(func_name)
3084
3085         self.cache.store('youtube-nsig', player_id, func_code)
3086         return jsi, player_id, func_code
3087
3088     def _extract_n_function_from_code(self, jsi, func_code):
3089         func = jsi.extract_function_from_code(*func_code)
3090
3091         def extract_nsig(s):
3092             try:
3093                 ret = func([s])
3094             except JSInterpreter.Exception:
3095                 raise
3096             except Exception as e:
3097                 raise JSInterpreter.Exception(traceback.format_exc(), cause=e)
3098
3099             if ret.startswith('enhanced_except_'):
3100                 raise JSInterpreter.Exception('Signature function returned an exception')
3101             return ret
3102
3103         return extract_nsig
3104
3105     def _extract_signature_timestamp(self, video_id, player_url, ytcfg=None, fatal=False):
3106         """
3107         Extract signatureTimestamp (sts)
3108         Required to tell API what sig/player version is in use.
3109         """
3110         sts = None
3111         if isinstance(ytcfg, dict):
3112             sts = int_or_none(ytcfg.get('STS'))
3113
3114         if not sts:
3115             # Attempt to extract from player
3116             if player_url is None:
3117                 error_msg = 'Cannot extract signature timestamp without player_url.'
3118                 if fatal:
3119                     raise ExtractorError(error_msg)
3120                 self.report_warning(error_msg)
3121                 return
3122             code = self._load_player(video_id, player_url, fatal=fatal)
3123             if code:
3124                 sts = int_or_none(self._search_regex(
3125                     r'(?:signatureTimestamp|sts)\s*:\s*(?P<sts>[0-9]{5})', code,
3126                     'JS player signature timestamp', group='sts', fatal=fatal))
3127         return sts
3128
3129     def _mark_watched(self, video_id, player_responses):
3130         for is_full, key in enumerate(('videostatsPlaybackUrl', 'videostatsWatchtimeUrl')):
3131             label = 'fully ' if is_full else ''
3132             url = get_first(player_responses, ('playbackTracking', key, 'baseUrl'),
3133                             expected_type=url_or_none)
3134             if not url:
3135                 self.report_warning(f'Unable to mark {label}watched')
3136                 return
3137             parsed_url = urllib.parse.urlparse(url)
3138             qs = urllib.parse.parse_qs(parsed_url.query)
3139
3140             # cpn generation algorithm is reverse engineered from base.js.
3141             # In fact it works even with dummy cpn.
3142             CPN_ALPHABET = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_'
3143             cpn = ''.join(CPN_ALPHABET[random.randint(0, 256) & 63] for _ in range(0, 16))
3144
3145             # # more consistent results setting it to right before the end
3146             video_length = [str(float((qs.get('len') or ['1.5'])[0]) - 1)]
3147
3148             qs.update({
3149                 'ver': ['2'],
3150                 'cpn': [cpn],
3151                 'cmt': video_length,
3152                 'el': 'detailpage',  # otherwise defaults to "shorts"
3153             })
3154
3155             if is_full:
3156                 # these seem to mark watchtime "history" in the real world
3157                 # they're required, so send in a single value
3158                 qs.update({
3159                     'st': 0,
3160                     'et': video_length,
3161                 })
3162
3163             url = urllib.parse.urlunparse(
3164                 parsed_url._replace(query=urllib.parse.urlencode(qs, True)))
3165
3166             self._download_webpage(
3167                 url, video_id, f'Marking {label}watched',
3168                 'Unable to mark watched', fatal=False)
3169
3170     @classmethod
3171     def _extract_from_webpage(cls, url, webpage):
3172         # Invidious Instances
3173         # https://github.com/yt-dlp/yt-dlp/issues/195
3174         # https://github.com/iv-org/invidious/pull/1730
3175         mobj = re.search(
3176             r'<link rel="alternate" href="(?P<url>https://www\.youtube\.com/watch\?v=[0-9A-Za-z_-]{11})"',
3177             webpage)
3178         if mobj:
3179             yield cls.url_result(mobj.group('url'), cls)
3180             raise cls.StopExtraction()
3181
3182         yield from super()._extract_from_webpage(url, webpage)
3183
3184         # lazyYT YouTube embed
3185         for id_ in re.findall(r'class="lazyYT" data-youtube-id="([^"]+)"', webpage):
3186             yield cls.url_result(unescapeHTML(id_), cls, id_)
3187
3188         # Wordpress "YouTube Video Importer" plugin
3189         for m in re.findall(r'''(?x)<div[^>]+
3190                 class=(?P<q1>[\'"])[^\'"]*\byvii_single_video_player\b[^\'"]*(?P=q1)[^>]+
3191                 data-video_id=(?P<q2>[\'"])([^\'"]+)(?P=q2)''', webpage):
3192             yield cls.url_result(m[-1], cls, m[-1])
3193
3194     @classmethod
3195     def extract_id(cls, url):
3196         video_id = cls.get_temp_id(url)
3197         if not video_id:
3198             raise ExtractorError(f'Invalid URL: {url}')
3199         return video_id
3200
3201     def _extract_chapters_from_json(self, data, duration):
3202         chapter_list = traverse_obj(
3203             data, (
3204                 'playerOverlays', 'playerOverlayRenderer', 'decoratedPlayerBarRenderer',
3205                 'decoratedPlayerBarRenderer', 'playerBar', 'chapteredPlayerBarRenderer', 'chapters'
3206             ), expected_type=list)
3207
3208         return self._extract_chapters_helper(
3209             chapter_list,
3210             start_function=lambda chapter: float_or_none(
3211                 traverse_obj(chapter, ('chapterRenderer', 'timeRangeStartMillis')), scale=1000),
3212             title_function=lambda chapter: traverse_obj(
3213                 chapter, ('chapterRenderer', 'title', 'simpleText'), expected_type=str),
3214             duration=duration)
3215
3216     def _extract_chapters_from_engagement_panel(self, data, duration):
3217         content_list = traverse_obj(
3218             data,
3219             ('engagementPanels', ..., 'engagementPanelSectionListRenderer', 'content', 'macroMarkersListRenderer', 'contents'),
3220             expected_type=list)
3221         chapter_time = lambda chapter: parse_duration(self._get_text(chapter, 'timeDescription'))
3222         chapter_title = lambda chapter: self._get_text(chapter, 'title')
3223
3224         return next(filter(None, (
3225             self._extract_chapters_helper(traverse_obj(contents, (..., 'macroMarkersListItemRenderer')),
3226                                           chapter_time, chapter_title, duration)
3227             for contents in content_list)), [])
3228
3229     def _extract_comment(self, comment_renderer, parent=None):
3230         comment_id = comment_renderer.get('commentId')
3231         if not comment_id:
3232             return
3233
3234         text = self._get_text(comment_renderer, 'contentText')
3235
3236         # Timestamp is an estimate calculated from the current time and time_text
3237         time_text = self._get_text(comment_renderer, 'publishedTimeText') or ''
3238         timestamp = self._parse_time_text(time_text)
3239
3240         author = self._get_text(comment_renderer, 'authorText')
3241         author_id = try_get(comment_renderer,
3242                             lambda x: x['authorEndpoint']['browseEndpoint']['browseId'], str)
3243
3244         votes = parse_count(try_get(comment_renderer, (lambda x: x['voteCount']['simpleText'],
3245                                                        lambda x: x['likeCount']), str)) or 0
3246         author_thumbnail = try_get(comment_renderer,
3247                                    lambda x: x['authorThumbnail']['thumbnails'][-1]['url'], str)
3248
3249         author_is_uploader = try_get(comment_renderer, lambda x: x['authorIsChannelOwner'], bool)
3250         is_favorited = 'creatorHeart' in (try_get(
3251             comment_renderer, lambda x: x['actionButtons']['commentActionButtonsRenderer'], dict) or {})
3252         return {
3253             'id': comment_id,
3254             'text': text,
3255             'timestamp': timestamp,
3256             'time_text': time_text,
3257             'like_count': votes,
3258             'is_favorited': is_favorited,
3259             'author': author,
3260             'author_id': author_id,
3261             'author_thumbnail': author_thumbnail,
3262             'author_is_uploader': author_is_uploader,
3263             'parent': parent or 'root'
3264         }
3265
3266     def _comment_entries(self, root_continuation_data, ytcfg, video_id, parent=None, tracker=None):
3267
3268         get_single_config_arg = lambda c: self._configuration_arg(c, [''])[0]
3269
3270         def extract_header(contents):
3271             _continuation = None
3272             for content in contents:
3273                 comments_header_renderer = traverse_obj(content, 'commentsHeaderRenderer')
3274                 expected_comment_count = self._get_count(
3275                     comments_header_renderer, 'countText', 'commentsCount')
3276
3277                 if expected_comment_count:
3278                     tracker['est_total'] = expected_comment_count
3279                     self.to_screen(f'Downloading ~{expected_comment_count} comments')
3280                 comment_sort_index = int(get_single_config_arg('comment_sort') != 'top')  # 1 = new, 0 = top
3281
3282                 sort_menu_item = try_get(
3283                     comments_header_renderer,
3284                     lambda x: x['sortMenu']['sortFilterSubMenuRenderer']['subMenuItems'][comment_sort_index], dict) or {}
3285                 sort_continuation_ep = sort_menu_item.get('serviceEndpoint') or {}
3286
3287                 _continuation = self._extract_continuation_ep_data(sort_continuation_ep) or self._extract_continuation(sort_menu_item)
3288                 if not _continuation:
3289                     continue
3290
3291                 sort_text = str_or_none(sort_menu_item.get('title'))
3292                 if not sort_text:
3293                     sort_text = 'top comments' if comment_sort_index == 0 else 'newest first'
3294                 self.to_screen('Sorting comments by %s' % sort_text.lower())
3295                 break
3296             return _continuation
3297
3298         def extract_thread(contents):
3299             if not parent:
3300                 tracker['current_page_thread'] = 0
3301             for content in contents:
3302                 if not parent and tracker['total_parent_comments'] >= max_parents:
3303                     yield
3304                 comment_thread_renderer = try_get(content, lambda x: x['commentThreadRenderer'])
3305                 comment_renderer = get_first(
3306                     (comment_thread_renderer, content), [['commentRenderer', ('comment', 'commentRenderer')]],
3307                     expected_type=dict, default={})
3308
3309                 comment = self._extract_comment(comment_renderer, parent)
3310                 if not comment:
3311                     continue
3312                 # Sometimes YouTube may break and give us infinite looping comments.
3313                 # See: https://github.com/yt-dlp/yt-dlp/issues/6290
3314                 if comment['id'] in tracker['seen_comment_ids']:
3315                     self.report_warning('Detected YouTube comments looping. Stopping comment extraction as we probably cannot get any more.')
3316                     yield
3317                 else:
3318                     tracker['seen_comment_ids'].add(comment['id'])
3319
3320                 tracker['running_total'] += 1
3321                 tracker['total_reply_comments' if parent else 'total_parent_comments'] += 1
3322                 yield comment
3323
3324                 # Attempt to get the replies
3325                 comment_replies_renderer = try_get(
3326                     comment_thread_renderer, lambda x: x['replies']['commentRepliesRenderer'], dict)
3327
3328                 if comment_replies_renderer:
3329                     tracker['current_page_thread'] += 1
3330                     comment_entries_iter = self._comment_entries(
3331                         comment_replies_renderer, ytcfg, video_id,
3332                         parent=comment.get('id'), tracker=tracker)
3333                     yield from itertools.islice(comment_entries_iter, min(
3334                         max_replies_per_thread, max(0, max_replies - tracker['total_reply_comments'])))
3335
3336         # Keeps track of counts across recursive calls
3337         if not tracker:
3338             tracker = dict(
3339                 running_total=0,
3340                 est_total=0,
3341                 current_page_thread=0,
3342                 total_parent_comments=0,
3343                 total_reply_comments=0,
3344                 seen_comment_ids=set())
3345
3346         # TODO: Deprecated
3347         # YouTube comments have a max depth of 2
3348         max_depth = int_or_none(get_single_config_arg('max_comment_depth'))
3349         if max_depth:
3350             self._downloader.deprecated_feature('[youtube] max_comment_depth extractor argument is deprecated. '
3351                                                 'Set max replies in the max-comments extractor argument instead')
3352         if max_depth == 1 and parent:
3353             return
3354
3355         max_comments, max_parents, max_replies, max_replies_per_thread, *_ = map(
3356             lambda p: int_or_none(p, default=sys.maxsize), self._configuration_arg('max_comments', ) + [''] * 4)
3357
3358         continuation = self._extract_continuation(root_continuation_data)
3359
3360         response = None
3361         is_forced_continuation = False
3362         is_first_continuation = parent is None
3363         if is_first_continuation and not continuation:
3364             # Sometimes you can get comments by generating the continuation yourself,
3365             # even if YouTube initially reports them being disabled - e.g. stories comments.
3366             # Note: if the comment section is actually disabled, YouTube may return a response with
3367             # required check_get_keys missing. So we will disable that check initially in this case.
3368             continuation = self._build_api_continuation_query(self._generate_comment_continuation(video_id))
3369             is_forced_continuation = True
3370
3371         for page_num in itertools.count(0):
3372             if not continuation:
3373                 break
3374             headers = self.generate_api_headers(ytcfg=ytcfg, visitor_data=self._extract_visitor_data(response))
3375             comment_prog_str = f"({tracker['running_total']}/{tracker['est_total']})"
3376             if page_num == 0:
3377                 if is_first_continuation:
3378                     note_prefix = 'Downloading comment section API JSON'
3379                 else:
3380                     note_prefix = '    Downloading comment API JSON reply thread %d %s' % (
3381                         tracker['current_page_thread'], comment_prog_str)
3382             else:
3383                 note_prefix = '%sDownloading comment%s API JSON page %d %s' % (
3384                     '       ' if parent else '', ' replies' if parent else '',
3385                     page_num, comment_prog_str)
3386             try:
3387                 response = self._extract_response(
3388                     item_id=None, query=continuation,
3389                     ep='next', ytcfg=ytcfg, headers=headers, note=note_prefix,
3390                     check_get_keys='onResponseReceivedEndpoints' if not is_forced_continuation else None)
3391             except ExtractorError as e:
3392                 # Ignore incomplete data error for replies if retries didn't work.
3393                 # This is to allow any other parent comments and comment threads to be downloaded.
3394                 # See: https://github.com/yt-dlp/yt-dlp/issues/4669
3395                 if 'incomplete data' in str(e).lower() and parent and self.get_param('ignoreerrors') is True:
3396                     self.report_warning(
3397                         'Received incomplete data for a comment reply thread and retrying did not help. '
3398                         'Ignoring to let other comments be downloaded.')
3399                 else:
3400                     raise
3401             is_forced_continuation = False
3402             continuation_contents = traverse_obj(
3403                 response, 'onResponseReceivedEndpoints', expected_type=list, default=[])
3404
3405             continuation = None
3406             for continuation_section in continuation_contents:
3407                 continuation_items = traverse_obj(
3408                     continuation_section,
3409                     (('reloadContinuationItemsCommand', 'appendContinuationItemsAction'), 'continuationItems'),
3410                     get_all=False, expected_type=list) or []
3411                 if is_first_continuation:
3412                     continuation = extract_header(continuation_items)
3413                     is_first_continuation = False
3414                     if continuation:
3415                         break
3416                     continue
3417
3418                 for entry in extract_thread(continuation_items):
3419                     if not entry:
3420                         return
3421                     yield entry
3422                 continuation = self._extract_continuation({'contents': continuation_items})
3423                 if continuation:
3424                     break
3425
3426         message = self._get_text(root_continuation_data, ('contents', ..., 'messageRenderer', 'text'), max_runs=1)
3427         if message and not parent and tracker['running_total'] == 0:
3428             self.report_warning(f'Youtube said: {message}', video_id=video_id, only_once=True)
3429             raise self.CommentsDisabled
3430
3431     @staticmethod
3432     def _generate_comment_continuation(video_id):
3433         """
3434         Generates initial comment section continuation token from given video id
3435         """
3436         token = f'\x12\r\x12\x0b{video_id}\x18\x062\'"\x11"\x0b{video_id}0\x00x\x020\x00B\x10comments-section'
3437         return base64.b64encode(token.encode()).decode()
3438
3439     def _get_comments(self, ytcfg, video_id, contents, webpage):
3440         """Entry for comment extraction"""
3441         def _real_comment_extract(contents):
3442             renderer = next((
3443                 item for item in traverse_obj(contents, (..., 'itemSectionRenderer'), default={})
3444                 if item.get('sectionIdentifier') == 'comment-item-section'), None)
3445             yield from self._comment_entries(renderer, ytcfg, video_id)
3446
3447         max_comments = int_or_none(self._configuration_arg('max_comments', [''])[0])
3448         return itertools.islice(_real_comment_extract(contents), 0, max_comments)
3449
3450     @staticmethod
3451     def _get_checkok_params():
3452         return {'contentCheckOk': True, 'racyCheckOk': True}
3453
3454     @classmethod
3455     def _generate_player_context(cls, sts=None):
3456         context = {
3457             'html5Preference': 'HTML5_PREF_WANTS',
3458         }
3459         if sts is not None:
3460             context['signatureTimestamp'] = sts
3461         return {
3462             'playbackContext': {
3463                 'contentPlaybackContext': context
3464             },
3465             **cls._get_checkok_params()
3466         }
3467
3468     @staticmethod
3469     def _is_agegated(player_response):
3470         if traverse_obj(player_response, ('playabilityStatus', 'desktopLegacyAgeGateReason')):
3471             return True
3472
3473         reasons = traverse_obj(player_response, ('playabilityStatus', ('status', 'reason')))
3474         AGE_GATE_REASONS = (
3475             'confirm your age', 'age-restricted', 'inappropriate',  # reason
3476             'age_verification_required', 'age_check_required',  # status
3477         )
3478         return any(expected in reason for expected in AGE_GATE_REASONS for reason in reasons)
3479
3480     @staticmethod
3481     def _is_unplayable(player_response):
3482         return traverse_obj(player_response, ('playabilityStatus', 'status')) == 'UNPLAYABLE'
3483
3484     _STORY_PLAYER_PARAMS = '8AEB'
3485
3486     def _extract_player_response(self, client, video_id, master_ytcfg, player_ytcfg, player_url, initial_pr, smuggled_data):
3487
3488         session_index = self._extract_session_index(player_ytcfg, master_ytcfg)
3489         syncid = self._extract_account_syncid(player_ytcfg, master_ytcfg, initial_pr)
3490         sts = self._extract_signature_timestamp(video_id, player_url, master_ytcfg, fatal=False) if player_url else None
3491         headers = self.generate_api_headers(
3492             ytcfg=player_ytcfg, account_syncid=syncid, session_index=session_index, default_client=client)
3493
3494         yt_query = {
3495             'videoId': video_id,
3496         }
3497         if smuggled_data.get('is_story') or _split_innertube_client(client)[0] == 'android':
3498             yt_query['params'] = self._STORY_PLAYER_PARAMS
3499
3500         yt_query.update(self._generate_player_context(sts))
3501         return self._extract_response(
3502             item_id=video_id, ep='player', query=yt_query,
3503             ytcfg=player_ytcfg, headers=headers, fatal=True,
3504             default_client=client,
3505             note='Downloading %s player API JSON' % client.replace('_', ' ').strip()
3506         ) or None
3507
3508     def _get_requested_clients(self, url, smuggled_data):
3509         requested_clients = []
3510         default = ['android', 'web']
3511         allowed_clients = sorted(
3512             (client for client in INNERTUBE_CLIENTS.keys() if client[:1] != '_'),
3513             key=lambda client: INNERTUBE_CLIENTS[client]['priority'], reverse=True)
3514         for client in self._configuration_arg('player_client'):
3515             if client in allowed_clients:
3516                 requested_clients.append(client)
3517             elif client == 'default':
3518                 requested_clients.extend(default)
3519             elif client == 'all':
3520                 requested_clients.extend(allowed_clients)
3521             else:
3522                 self.report_warning(f'Skipping unsupported client {client}')
3523         if not requested_clients:
3524             requested_clients = default
3525
3526         if smuggled_data.get('is_music_url') or self.is_music_url(url):
3527             requested_clients.extend(
3528                 f'{client}_music' for client in requested_clients if f'{client}_music' in INNERTUBE_CLIENTS)
3529
3530         return orderedSet(requested_clients)
3531
3532     def _extract_player_responses(self, clients, video_id, webpage, master_ytcfg, smuggled_data):
3533         initial_pr = None
3534         if webpage:
3535             initial_pr = self._search_json(
3536                 self._YT_INITIAL_PLAYER_RESPONSE_RE, webpage, 'initial player response', video_id, fatal=False)
3537
3538         all_clients = set(clients)
3539         clients = clients[::-1]
3540         prs = []
3541
3542         def append_client(*client_names):
3543             """ Append the first client name that exists but not already used """
3544             for client_name in client_names:
3545                 actual_client = _split_innertube_client(client_name)[0]
3546                 if actual_client in INNERTUBE_CLIENTS:
3547                     if actual_client not in all_clients:
3548                         clients.append(client_name)
3549                         all_clients.add(actual_client)
3550                         return
3551
3552         # Android player_response does not have microFormats which are needed for
3553         # extraction of some data. So we return the initial_pr with formats
3554         # stripped out even if not requested by the user
3555         # See: https://github.com/yt-dlp/yt-dlp/issues/501
3556         if initial_pr:
3557             pr = dict(initial_pr)
3558             pr['streamingData'] = None
3559             prs.append(pr)
3560
3561         last_error = None
3562         tried_iframe_fallback = False
3563         player_url = None
3564         while clients:
3565             client, base_client, variant = _split_innertube_client(clients.pop())
3566             player_ytcfg = master_ytcfg if client == 'web' else {}
3567             if 'configs' not in self._configuration_arg('player_skip') and client != 'web':
3568                 player_ytcfg = self._download_ytcfg(client, video_id) or player_ytcfg
3569
3570             player_url = player_url or self._extract_player_url(master_ytcfg, player_ytcfg, webpage=webpage)
3571             require_js_player = self._get_default_ytcfg(client).get('REQUIRE_JS_PLAYER')
3572             if 'js' in self._configuration_arg('player_skip'):
3573                 require_js_player = False
3574                 player_url = None
3575
3576             if not player_url and not tried_iframe_fallback and require_js_player:
3577                 player_url = self._download_player_url(video_id)
3578                 tried_iframe_fallback = True
3579
3580             try:
3581                 pr = initial_pr if client == 'web' and initial_pr else self._extract_player_response(
3582                     client, video_id, player_ytcfg or master_ytcfg, player_ytcfg, player_url if require_js_player else None, initial_pr, smuggled_data)
3583             except ExtractorError as e:
3584                 if last_error:
3585                     self.report_warning(last_error)
3586                 last_error = e
3587                 continue
3588
3589             if pr:
3590                 # YouTube may return a different video player response than expected.
3591                 # See: https://github.com/TeamNewPipe/NewPipe/issues/8713
3592                 pr_video_id = traverse_obj(pr, ('videoDetails', 'videoId'))
3593                 if pr_video_id and pr_video_id != video_id:
3594                     self.report_warning(
3595                         f'Skipping player response from {client} client (got player response for video "{pr_video_id}" instead of "{video_id}")' + bug_reports_message())
3596                 else:
3597                     prs.append(pr)
3598
3599             # creator clients can bypass AGE_VERIFICATION_REQUIRED if logged in
3600             if variant == 'embedded' and self._is_unplayable(pr) and self.is_authenticated:
3601                 append_client(f'{base_client}_creator')
3602             elif self._is_agegated(pr):
3603                 if variant == 'tv_embedded':
3604                     append_client(f'{base_client}_embedded')
3605                 elif not variant:
3606                     append_client(f'tv_embedded.{base_client}', f'{base_client}_embedded')
3607
3608         if last_error:
3609             if not len(prs):
3610                 raise last_error
3611             self.report_warning(last_error)
3612         return prs, player_url
3613
3614     def _needs_live_processing(self, live_status, duration):
3615         if (live_status == 'is_live' and self.get_param('live_from_start')
3616                 or live_status == 'post_live' and (duration or 0) > 4 * 3600):
3617             return live_status
3618
3619     def _extract_formats_and_subtitles(self, streaming_data, video_id, player_url, live_status, duration):
3620         itags, stream_ids = collections.defaultdict(set), []
3621         itag_qualities, res_qualities = {}, {0: None}
3622         q = qualities([
3623             # Normally tiny is the smallest video-only formats. But
3624             # audio-only formats with unknown quality may get tagged as tiny
3625             'tiny',
3626             'audio_quality_ultralow', 'audio_quality_low', 'audio_quality_medium', 'audio_quality_high',  # Audio only formats
3627             'small', 'medium', 'large', 'hd720', 'hd1080', 'hd1440', 'hd2160', 'hd2880', 'highres'
3628         ])
3629         streaming_formats = traverse_obj(streaming_data, (..., ('formats', 'adaptiveFormats'), ...))
3630
3631         for fmt in streaming_formats:
3632             if fmt.get('targetDurationSec'):
3633                 continue
3634
3635             itag = str_or_none(fmt.get('itag'))
3636             audio_track = fmt.get('audioTrack') or {}
3637             stream_id = (itag, audio_track.get('id'), fmt.get('isDrc'))
3638             if stream_id in stream_ids:
3639                 continue
3640
3641             quality = fmt.get('quality')
3642             height = int_or_none(fmt.get('height'))
3643             if quality == 'tiny' or not quality:
3644                 quality = fmt.get('audioQuality', '').lower() or quality
3645             # The 3gp format (17) in android client has a quality of "small",
3646             # but is actually worse than other formats
3647             if itag == '17':
3648                 quality = 'tiny'
3649             if quality:
3650                 if itag:
3651                     itag_qualities[itag] = quality
3652                 if height:
3653                     res_qualities[height] = quality
3654             # FORMAT_STREAM_TYPE_OTF(otf=1) requires downloading the init fragment
3655             # (adding `&sq=0` to the URL) and parsing emsg box to determine the
3656             # number of fragment that would subsequently requested with (`&sq=N`)
3657             if fmt.get('type') == 'FORMAT_STREAM_TYPE_OTF':
3658                 continue
3659
3660             fmt_url = fmt.get('url')
3661             if not fmt_url:
3662                 sc = urllib.parse.parse_qs(fmt.get('signatureCipher'))
3663                 fmt_url = url_or_none(try_get(sc, lambda x: x['url'][0]))
3664                 encrypted_sig = try_get(sc, lambda x: x['s'][0])
3665                 if not all((sc, fmt_url, player_url, encrypted_sig)):
3666                     continue
3667                 try:
3668                     fmt_url += '&%s=%s' % (
3669                         traverse_obj(sc, ('sp', -1)) or 'signature',
3670                         self._decrypt_signature(encrypted_sig, video_id, player_url)
3671                     )
3672                 except ExtractorError as e:
3673                     self.report_warning('Signature extraction failed: Some formats may be missing',
3674                                         video_id=video_id, only_once=True)
3675                     self.write_debug(e, only_once=True)
3676                     continue
3677
3678             query = parse_qs(fmt_url)
3679             throttled = False
3680             if query.get('n'):
3681                 try:
3682                     decrypt_nsig = self._cached(self._decrypt_nsig, 'nsig', query['n'][0])
3683                     fmt_url = update_url_query(fmt_url, {
3684                         'n': decrypt_nsig(query['n'][0], video_id, player_url)
3685                     })
3686                 except ExtractorError as e:
3687                     phantomjs_hint = ''
3688                     if isinstance(e, JSInterpreter.Exception):
3689                         phantomjs_hint = (f'         Install {self._downloader._format_err("PhantomJS", self._downloader.Styles.EMPHASIS)} '
3690                                           f'to workaround the issue. {PhantomJSwrapper.INSTALL_HINT}\n')
3691                     if player_url:
3692                         self.report_warning(
3693                             f'nsig extraction failed: You may experience throttling for some formats\n{phantomjs_hint}'
3694                             f'         n = {query["n"][0]} ; player = {player_url}', video_id=video_id, only_once=True)
3695                         self.write_debug(e, only_once=True)
3696                     else:
3697                         self.report_warning(
3698                             'Cannot decrypt nsig without player_url: You may experience throttling for some formats',
3699                             video_id=video_id, only_once=True)
3700                     throttled = True
3701
3702             tbr = float_or_none(fmt.get('averageBitrate') or fmt.get('bitrate'), 1000)
3703             language_preference = (
3704                 10 if audio_track.get('audioIsDefault') and 10
3705                 else -10 if 'descriptive' in (audio_track.get('displayName') or '').lower() and -10
3706                 else -1)
3707             # Some formats may have much smaller duration than others (possibly damaged during encoding)
3708             # E.g. 2-nOtRESiUc Ref: https://github.com/yt-dlp/yt-dlp/issues/2823
3709             # Make sure to avoid false positives with small duration differences.
3710             # E.g. __2ABJjxzNo, ySuUZEjARPY
3711             is_damaged = try_get(fmt, lambda x: float(x['approxDurationMs']) / duration < 500)
3712             if is_damaged:
3713                 self.report_warning(
3714                     f'{video_id}: Some formats are possibly damaged. They will be deprioritized', only_once=True)
3715             dct = {
3716                 'asr': int_or_none(fmt.get('audioSampleRate')),
3717                 'filesize': int_or_none(fmt.get('contentLength')),
3718                 'format_id': f'{itag}{"-drc" if fmt.get("isDrc") else ""}',
3719                 'format_note': join_nonempty(
3720                     '%s%s' % (audio_track.get('displayName') or '',
3721                               ' (default)' if language_preference > 0 else ''),
3722                     fmt.get('qualityLabel') or quality.replace('audio_quality_', ''),
3723                     'DRC' if fmt.get('isDrc') else None,
3724                     try_get(fmt, lambda x: x['projectionType'].replace('RECTANGULAR', '').lower()),
3725                     try_get(fmt, lambda x: x['spatialAudioType'].replace('SPATIAL_AUDIO_TYPE_', '').lower()),
3726                     throttled and 'THROTTLED', is_damaged and 'DAMAGED', delim=', '),
3727                 # Format 22 is likely to be damaged. See https://github.com/yt-dlp/yt-dlp/issues/3372
3728                 'source_preference': -10 if throttled else -5 if itag == '22' else -1,
3729                 'fps': int_or_none(fmt.get('fps')) or None,
3730                 'audio_channels': fmt.get('audioChannels'),
3731                 'height': height,
3732                 'quality': q(quality) - bool(fmt.get('isDrc')) / 2,
3733                 'has_drm': bool(fmt.get('drmFamilies')),
3734                 'tbr': tbr,
3735                 'url': fmt_url,
3736                 'width': int_or_none(fmt.get('width')),
3737                 'language': join_nonempty(audio_track.get('id', '').split('.')[0],
3738                                           'desc' if language_preference < -1 else '') or None,
3739                 'language_preference': language_preference,
3740                 # Strictly de-prioritize damaged and 3gp formats
3741                 'preference': -10 if is_damaged else -2 if itag == '17' else None,
3742             }
3743             mime_mobj = re.match(
3744                 r'((?:[^/]+)/(?:[^;]+))(?:;\s*codecs="([^"]+)")?', fmt.get('mimeType') or '')
3745             if mime_mobj:
3746                 dct['ext'] = mimetype2ext(mime_mobj.group(1))
3747                 dct.update(parse_codecs(mime_mobj.group(2)))
3748             no_audio = dct.get('acodec') == 'none'
3749             no_video = dct.get('vcodec') == 'none'
3750             if no_audio:
3751                 dct['vbr'] = tbr
3752             if no_video:
3753                 dct['abr'] = tbr
3754             if no_audio or no_video:
3755                 CHUNK_SIZE = 10 << 20
3756                 dct.update({
3757                     'protocol': 'http_dash_segments',
3758                     'fragments': [{
3759                         'url': update_url_query(dct['url'], {
3760                             'range': f'{range_start}-{min(range_start + CHUNK_SIZE - 1, dct["filesize"])}'
3761                         })
3762                     } for range_start in range(0, dct['filesize'], CHUNK_SIZE)]
3763                 } if dct['filesize'] else {
3764                     'downloader_options': {'http_chunk_size': CHUNK_SIZE}  # No longer useful?
3765                 })
3766
3767                 if dct.get('ext'):
3768                     dct['container'] = dct['ext'] + '_dash'
3769
3770             if itag:
3771                 itags[itag].add(('https', dct.get('language')))
3772                 stream_ids.append(stream_id)
3773             yield dct
3774
3775         needs_live_processing = self._needs_live_processing(live_status, duration)
3776         skip_bad_formats = not self._configuration_arg('include_incomplete_formats')
3777
3778         skip_manifests = set(self._configuration_arg('skip'))
3779         if (not self.get_param('youtube_include_hls_manifest', True)
3780                 or needs_live_processing == 'is_live'  # These will be filtered out by YoutubeDL anyway
3781                 or needs_live_processing and skip_bad_formats):
3782             skip_manifests.add('hls')
3783
3784         if not self.get_param('youtube_include_dash_manifest', True):
3785             skip_manifests.add('dash')
3786         if self._configuration_arg('include_live_dash'):
3787             self._downloader.deprecated_feature('[youtube] include_live_dash extractor argument is deprecated. '
3788                                                 'Use include_incomplete_formats extractor argument instead')
3789         elif skip_bad_formats and live_status == 'is_live' and needs_live_processing != 'is_live':
3790             skip_manifests.add('dash')
3791
3792         def process_manifest_format(f, proto, itag):
3793             key = (proto, f.get('language'))
3794             if key in itags[itag]:
3795                 return False
3796             itags[itag].add(key)
3797
3798             if any(p != proto for p, _ in itags[itag]):
3799                 f['format_id'] = f'{itag}-{proto}'
3800             elif itag:
3801                 f['format_id'] = itag
3802
3803             f['quality'] = q(itag_qualities.get(try_get(f, lambda f: f['format_id'].split('-')[0]), -1))
3804             if f['quality'] == -1 and f.get('height'):
3805                 f['quality'] = q(res_qualities[min(res_qualities, key=lambda x: abs(x - f['height']))])
3806             return True
3807
3808         subtitles = {}
3809         for sd in streaming_data:
3810             hls_manifest_url = 'hls' not in skip_manifests and sd.get('hlsManifestUrl')
3811             if hls_manifest_url:
3812                 fmts, subs = self._extract_m3u8_formats_and_subtitles(
3813                     hls_manifest_url, video_id, 'mp4', fatal=False, live=live_status == 'is_live')
3814                 subtitles = self._merge_subtitles(subs, subtitles)
3815                 for f in fmts:
3816                     if process_manifest_format(f, 'hls', self._search_regex(
3817                             r'/itag/(\d+)', f['url'], 'itag', default=None)):
3818                         yield f
3819
3820             dash_manifest_url = 'dash' not in skip_manifests and sd.get('dashManifestUrl')
3821             if dash_manifest_url:
3822                 formats, subs = self._extract_mpd_formats_and_subtitles(dash_manifest_url, video_id, fatal=False)
3823                 subtitles = self._merge_subtitles(subs, subtitles)  # Prioritize HLS subs over DASH
3824                 for f in formats:
3825                     if process_manifest_format(f, 'dash', f['format_id']):
3826                         f['filesize'] = int_or_none(self._search_regex(
3827                             r'/clen/(\d+)', f.get('fragment_base_url') or f['url'], 'file size', default=None))
3828                         if needs_live_processing:
3829                             f['is_from_start'] = True
3830
3831                         yield f
3832         yield subtitles
3833
3834     def _extract_storyboard(self, player_responses, duration):
3835         spec = get_first(
3836             player_responses, ('storyboards', 'playerStoryboardSpecRenderer', 'spec'), default='').split('|')[::-1]
3837         base_url = url_or_none(urljoin('https://i.ytimg.com/', spec.pop() or None))
3838         if not base_url:
3839             return
3840         L = len(spec) - 1
3841         for i, args in enumerate(spec):
3842             args = args.split('#')
3843             counts = list(map(int_or_none, args[:5]))
3844             if len(args) != 8 or not all(counts):
3845                 self.report_warning(f'Malformed storyboard {i}: {"#".join(args)}{bug_reports_message()}')
3846                 continue
3847             width, height, frame_count, cols, rows = counts
3848             N, sigh = args[6:]
3849
3850             url = base_url.replace('$L', str(L - i)).replace('$N', N) + f'&sigh={sigh}'
3851             fragment_count = frame_count / (cols * rows)
3852             fragment_duration = duration / fragment_count
3853             yield {
3854                 'format_id': f'sb{i}',
3855                 'format_note': 'storyboard',
3856                 'ext': 'mhtml',
3857                 'protocol': 'mhtml',
3858                 'acodec': 'none',
3859                 'vcodec': 'none',
3860                 'url': url,
3861                 'width': width,
3862                 'height': height,
3863                 'fps': frame_count / duration,
3864                 'rows': rows,
3865                 'columns': cols,
3866                 'fragments': [{
3867                     'url': url.replace('$M', str(j)),
3868                     'duration': min(fragment_duration, duration - (j * fragment_duration)),
3869                 } for j in range(math.ceil(fragment_count))],
3870             }
3871
3872     def _download_player_responses(self, url, smuggled_data, video_id, webpage_url):
3873         webpage = None
3874         if 'webpage' not in self._configuration_arg('player_skip'):
3875             query = {'bpctr': '9999999999', 'has_verified': '1'}
3876             if smuggled_data.get('is_story'):
3877                 query['pp'] = self._STORY_PLAYER_PARAMS
3878             webpage = self._download_webpage(
3879                 webpage_url, video_id, fatal=False, query=query)
3880
3881         master_ytcfg = self.extract_ytcfg(video_id, webpage) or self._get_default_ytcfg()
3882
3883         player_responses, player_url = self._extract_player_responses(
3884             self._get_requested_clients(url, smuggled_data),
3885             video_id, webpage, master_ytcfg, smuggled_data)
3886
3887         return webpage, master_ytcfg, player_responses, player_url
3888
3889     def _list_formats(self, video_id, microformats, video_details, player_responses, player_url, duration=None):
3890         live_broadcast_details = traverse_obj(microformats, (..., 'liveBroadcastDetails'))
3891         is_live = get_first(video_details, 'isLive')
3892         if is_live is None:
3893             is_live = get_first(live_broadcast_details, 'isLiveNow')
3894         live_content = get_first(video_details, 'isLiveContent')
3895         is_upcoming = get_first(video_details, 'isUpcoming')
3896         post_live = get_first(video_details, 'isPostLiveDvr')
3897         live_status = ('post_live' if post_live
3898                        else 'is_live' if is_live
3899                        else 'is_upcoming' if is_upcoming
3900                        else 'was_live' if live_content
3901                        else 'not_live' if False in (is_live, live_content)
3902                        else None)
3903         streaming_data = traverse_obj(player_responses, (..., 'streamingData'))
3904         *formats, subtitles = self._extract_formats_and_subtitles(streaming_data, video_id, player_url, live_status, duration)
3905
3906         return live_broadcast_details, live_status, streaming_data, formats, subtitles
3907
3908     def _real_extract(self, url):
3909         url, smuggled_data = unsmuggle_url(url, {})
3910         video_id = self._match_id(url)
3911
3912         base_url = self.http_scheme() + '//www.youtube.com/'
3913         webpage_url = base_url + 'watch?v=' + video_id
3914
3915         webpage, master_ytcfg, player_responses, player_url = self._download_player_responses(url, smuggled_data, video_id, webpage_url)
3916
3917         playability_statuses = traverse_obj(
3918             player_responses, (..., 'playabilityStatus'), expected_type=dict)
3919
3920         trailer_video_id = get_first(
3921             playability_statuses,
3922             ('errorScreen', 'playerLegacyDesktopYpcTrailerRenderer', 'trailerVideoId'),
3923             expected_type=str)
3924         if trailer_video_id:
3925             return self.url_result(
3926                 trailer_video_id, self.ie_key(), trailer_video_id)
3927
3928         search_meta = ((lambda x: self._html_search_meta(x, webpage, default=None))
3929                        if webpage else (lambda x: None))
3930
3931         video_details = traverse_obj(player_responses, (..., 'videoDetails'), expected_type=dict)
3932         microformats = traverse_obj(
3933             player_responses, (..., 'microformat', 'playerMicroformatRenderer'),
3934             expected_type=dict)
3935
3936         translated_title = self._get_text(microformats, (..., 'title'))
3937         video_title = (self._preferred_lang and translated_title
3938                        or get_first(video_details, 'title')  # primary
3939                        or translated_title
3940                        or search_meta(['og:title', 'twitter:title', 'title']))
3941         translated_description = self._get_text(microformats, (..., 'description'))
3942         original_description = get_first(video_details, 'shortDescription')
3943         video_description = (
3944             self._preferred_lang and translated_description
3945             # If original description is blank, it will be an empty string.
3946             # Do not prefer translated description in this case.
3947             or original_description if original_description is not None else translated_description)
3948
3949         multifeed_metadata_list = get_first(
3950             player_responses,
3951             ('multicamera', 'playerLegacyMulticameraRenderer', 'metadataList'),
3952             expected_type=str)
3953         if multifeed_metadata_list and not smuggled_data.get('force_singlefeed'):
3954             if self.get_param('noplaylist'):
3955                 self.to_screen('Downloading just video %s because of --no-playlist' % video_id)
3956             else:
3957                 entries = []
3958                 feed_ids = []
3959                 for feed in multifeed_metadata_list.split(','):
3960                     # Unquote should take place before split on comma (,) since textual
3961                     # fields may contain comma as well (see
3962                     # https://github.com/ytdl-org/youtube-dl/issues/8536)
3963                     feed_data = urllib.parse.parse_qs(
3964                         urllib.parse.unquote_plus(feed))
3965
3966                     def feed_entry(name):
3967                         return try_get(
3968                             feed_data, lambda x: x[name][0], str)
3969
3970                     feed_id = feed_entry('id')
3971                     if not feed_id:
3972                         continue
3973                     feed_title = feed_entry('title')
3974                     title = video_title
3975                     if feed_title:
3976                         title += ' (%s)' % feed_title
3977                     entries.append({
3978                         '_type': 'url_transparent',
3979                         'ie_key': 'Youtube',
3980                         'url': smuggle_url(
3981                             '%swatch?v=%s' % (base_url, feed_data['id'][0]),
3982                             {'force_singlefeed': True}),
3983                         'title': title,
3984                     })
3985                     feed_ids.append(feed_id)
3986                 self.to_screen(
3987                     'Downloading multifeed video (%s) - add --no-playlist to just download video %s'
3988                     % (', '.join(feed_ids), video_id))
3989                 return self.playlist_result(
3990                     entries, video_id, video_title, video_description)
3991
3992         duration = (int_or_none(get_first(video_details, 'lengthSeconds'))
3993                     or int_or_none(get_first(microformats, 'lengthSeconds'))
3994                     or parse_duration(search_meta('duration')) or None)
3995
3996         live_broadcast_details, live_status, streaming_data, formats, automatic_captions = \
3997             self._list_formats(video_id, microformats, video_details, player_responses, player_url, duration)
3998         if live_status == 'post_live':
3999             self.write_debug(f'{video_id}: Video is in Post-Live Manifestless mode')
4000
4001         if not formats:
4002             if not self.get_param('allow_unplayable_formats') and traverse_obj(streaming_data, (..., 'licenseInfos')):
4003                 self.report_drm(video_id)
4004             pemr = get_first(
4005                 playability_statuses,
4006                 ('errorScreen', 'playerErrorMessageRenderer'), expected_type=dict) or {}
4007             reason = self._get_text(pemr, 'reason') or get_first(playability_statuses, 'reason')
4008             subreason = clean_html(self._get_text(pemr, 'subreason') or '')
4009             if subreason:
4010                 if subreason == 'The uploader has not made this video available in your country.':
4011                     countries = get_first(microformats, 'availableCountries')
4012                     if not countries:
4013                         regions_allowed = search_meta('regionsAllowed')
4014                         countries = regions_allowed.split(',') if regions_allowed else None
4015                     self.raise_geo_restricted(subreason, countries, metadata_available=True)
4016                 reason += f'. {subreason}'
4017             if reason:
4018                 self.raise_no_formats(reason, expected=True)
4019
4020         keywords = get_first(video_details, 'keywords', expected_type=list) or []
4021         if not keywords and webpage:
4022             keywords = [
4023                 unescapeHTML(m.group('content'))
4024                 for m in re.finditer(self._meta_regex('og:video:tag'), webpage)]
4025         for keyword in keywords:
4026             if keyword.startswith('yt:stretch='):
4027                 mobj = re.search(r'(\d+)\s*:\s*(\d+)', keyword)
4028                 if mobj:
4029                     # NB: float is intentional for forcing float division
4030                     w, h = (float(v) for v in mobj.groups())
4031                     if w > 0 and h > 0:
4032                         ratio = w / h
4033                         for f in formats:
4034                             if f.get('vcodec') != 'none':
4035                                 f['stretched_ratio'] = ratio
4036                         break
4037         thumbnails = self._extract_thumbnails((video_details, microformats), (..., ..., 'thumbnail'))
4038         thumbnail_url = search_meta(['og:image', 'twitter:image'])
4039         if thumbnail_url:
4040             thumbnails.append({
4041                 'url': thumbnail_url,
4042             })
4043         original_thumbnails = thumbnails.copy()
4044
4045         # The best resolution thumbnails sometimes does not appear in the webpage
4046         # See: https://github.com/yt-dlp/yt-dlp/issues/340
4047         # List of possible thumbnails - Ref: <https://stackoverflow.com/a/20542029>
4048         thumbnail_names = [
4049             # While the *1,*2,*3 thumbnails are just below their corresponding "*default" variants
4050             # in resolution, these are not the custom thumbnail. So de-prioritize them
4051             'maxresdefault', 'hq720', 'sddefault', 'hqdefault', '0', 'mqdefault', 'default',
4052             'sd1', 'sd2', 'sd3', 'hq1', 'hq2', 'hq3', 'mq1', 'mq2', 'mq3', '1', '2', '3'
4053         ]
4054         n_thumbnail_names = len(thumbnail_names)
4055         thumbnails.extend({
4056             'url': 'https://i.ytimg.com/vi{webp}/{video_id}/{name}{live}.{ext}'.format(
4057                 video_id=video_id, name=name, ext=ext,
4058                 webp='_webp' if ext == 'webp' else '', live='_live' if live_status == 'is_live' else ''),
4059         } for name in thumbnail_names for ext in ('webp', 'jpg'))
4060         for thumb in thumbnails:
4061             i = next((i for i, t in enumerate(thumbnail_names) if f'/{video_id}/{t}' in thumb['url']), n_thumbnail_names)
4062             thumb['preference'] = (0 if '.webp' in thumb['url'] else -1) - (2 * i)
4063         self._remove_duplicate_formats(thumbnails)
4064         self._downloader._sort_thumbnails(original_thumbnails)
4065
4066         category = get_first(microformats, 'category') or search_meta('genre')
4067         channel_id = str_or_none(
4068             get_first(video_details, 'channelId')
4069             or get_first(microformats, 'externalChannelId')
4070             or search_meta('channelId'))
4071         owner_profile_url = get_first(microformats, 'ownerProfileUrl')
4072
4073         live_start_time = parse_iso8601(get_first(live_broadcast_details, 'startTimestamp'))
4074         live_end_time = parse_iso8601(get_first(live_broadcast_details, 'endTimestamp'))
4075         if not duration and live_end_time and live_start_time:
4076             duration = live_end_time - live_start_time
4077
4078         needs_live_processing = self._needs_live_processing(live_status, duration)
4079
4080         def is_bad_format(fmt):
4081             if needs_live_processing and not fmt.get('is_from_start'):
4082                 return True
4083             elif (live_status == 'is_live' and needs_live_processing != 'is_live'
4084                     and fmt.get('protocol') == 'http_dash_segments'):
4085                 return True
4086
4087         for fmt in filter(is_bad_format, formats):
4088             fmt['preference'] = (fmt.get('preference') or -1) - 10
4089             fmt['format_note'] = join_nonempty(fmt.get('format_note'), '(Last 4 hours)', delim=' ')
4090
4091         if needs_live_processing:
4092             self._prepare_live_from_start_formats(
4093                 formats, video_id, live_start_time, url, webpage_url, smuggled_data, live_status == 'is_live')
4094
4095         formats.extend(self._extract_storyboard(player_responses, duration))
4096
4097         info = {
4098             'id': video_id,
4099             'title': video_title,
4100             'formats': formats,
4101             'thumbnails': thumbnails,
4102             # The best thumbnail that we are sure exists. Prevents unnecessary
4103             # URL checking if user don't care about getting the best possible thumbnail
4104             'thumbnail': traverse_obj(original_thumbnails, (-1, 'url')),
4105             'description': video_description,
4106             'uploader': get_first(video_details, 'author'),
4107             'uploader_id': self._search_regex(r'/(?:channel/|user/|(?=@))([^/?&#]+)', owner_profile_url, 'uploader id', default=None),
4108             'uploader_url': owner_profile_url,
4109             'channel_id': channel_id,
4110             'channel_url': format_field(channel_id, None, 'https://www.youtube.com/channel/%s'),
4111             'duration': duration,
4112             'view_count': int_or_none(
4113                 get_first((video_details, microformats), (..., 'viewCount'))
4114                 or search_meta('interactionCount')),
4115             'average_rating': float_or_none(get_first(video_details, 'averageRating')),
4116             'age_limit': 18 if (
4117                 get_first(microformats, 'isFamilySafe') is False
4118                 or search_meta('isFamilyFriendly') == 'false'
4119                 or search_meta('og:restrictions:age') == '18+') else 0,
4120             'webpage_url': webpage_url,
4121             'categories': [category] if category else None,
4122             'tags': keywords,
4123             'playable_in_embed': get_first(playability_statuses, 'playableInEmbed'),
4124             'live_status': live_status,
4125             'release_timestamp': live_start_time,
4126             '_format_sort_fields': (  # source_preference is lower for throttled/potentially damaged formats
4127                 'quality', 'res', 'fps', 'hdr:12', 'source', 'vcodec:vp9.2', 'channels', 'acodec', 'lang', 'proto')
4128         }
4129
4130         subtitles = {}
4131         pctr = traverse_obj(player_responses, (..., 'captions', 'playerCaptionsTracklistRenderer'), expected_type=dict)
4132         if pctr:
4133             def get_lang_code(track):
4134                 return (remove_start(track.get('vssId') or '', '.').replace('.', '-')
4135                         or track.get('languageCode'))
4136
4137             # Converted into dicts to remove duplicates
4138             captions = {
4139                 get_lang_code(sub): sub
4140                 for sub in traverse_obj(pctr, (..., 'captionTracks', ...))}
4141             translation_languages = {
4142                 lang.get('languageCode'): self._get_text(lang.get('languageName'), max_runs=1)
4143                 for lang in traverse_obj(pctr, (..., 'translationLanguages', ...))}
4144
4145             def process_language(container, base_url, lang_code, sub_name, query):
4146                 lang_subs = container.setdefault(lang_code, [])
4147                 for fmt in self._SUBTITLE_FORMATS:
4148                     query.update({
4149                         'fmt': fmt,
4150                     })
4151                     lang_subs.append({
4152                         'ext': fmt,
4153                         'url': urljoin('https://www.youtube.com', update_url_query(base_url, query)),
4154                         'name': sub_name,
4155                     })
4156
4157             # NB: Constructing the full subtitle dictionary is slow
4158             get_translated_subs = 'translated_subs' not in self._configuration_arg('skip') and (
4159                 self.get_param('writeautomaticsub', False) or self.get_param('listsubtitles'))
4160             for lang_code, caption_track in captions.items():
4161                 base_url = caption_track.get('baseUrl')
4162                 orig_lang = parse_qs(base_url).get('lang', [None])[-1]
4163                 if not base_url:
4164                     continue
4165                 lang_name = self._get_text(caption_track, 'name', max_runs=1)
4166                 if caption_track.get('kind') != 'asr':
4167                     if not lang_code:
4168                         continue
4169                     process_language(
4170                         subtitles, base_url, lang_code, lang_name, {})
4171                     if not caption_track.get('isTranslatable'):
4172                         continue
4173                 for trans_code, trans_name in translation_languages.items():
4174                     if not trans_code:
4175                         continue
4176                     orig_trans_code = trans_code
4177                     if caption_track.get('kind') != 'asr' and trans_code != 'und':
4178                         if not get_translated_subs:
4179                             continue
4180                         trans_code += f'-{lang_code}'
4181                         trans_name += format_field(lang_name, None, ' from %s')
4182                     # Add an "-orig" label to the original language so that it can be distinguished.
4183                     # The subs are returned without "-orig" as well for compatibility
4184                     if lang_code == f'a-{orig_trans_code}':
4185                         process_language(
4186                             automatic_captions, base_url, f'{trans_code}-orig', f'{trans_name} (Original)', {})
4187                     # Setting tlang=lang returns damaged subtitles.
4188                     process_language(automatic_captions, base_url, trans_code, trans_name,
4189                                      {} if orig_lang == orig_trans_code else {'tlang': trans_code})
4190
4191         info['automatic_captions'] = automatic_captions
4192         info['subtitles'] = subtitles
4193
4194         parsed_url = urllib.parse.urlparse(url)
4195         for component in [parsed_url.fragment, parsed_url.query]:
4196             query = urllib.parse.parse_qs(component)
4197             for k, v in query.items():
4198                 for d_k, s_ks in [('start', ('start', 't')), ('end', ('end',))]:
4199                     d_k += '_time'
4200                     if d_k not in info and k in s_ks:
4201                         info[d_k] = parse_duration(query[k][0])
4202
4203         # Youtube Music Auto-generated description
4204         if video_description:
4205             mobj = re.search(
4206                 r'''(?xs)
4207                     (?P<track>[^·\n]+)·(?P<artist>[^\n]+)\n+
4208                     (?P<album>[^\n]+)
4209                     (?:.+?℗\s*(?P<release_year>\d{4})(?!\d))?
4210                     (?:.+?Released on\s*:\s*(?P<release_date>\d{4}-\d{2}-\d{2}))?
4211                     (.+?\nArtist\s*:\s*(?P<clean_artist>[^\n]+))?
4212                     .+\nAuto-generated\ by\ YouTube\.\s*$
4213                 ''', video_description)
4214             if mobj:
4215                 release_year = mobj.group('release_year')
4216                 release_date = mobj.group('release_date')
4217                 if release_date:
4218                     release_date = release_date.replace('-', '')
4219                     if not release_year:
4220                         release_year = release_date[:4]
4221                 info.update({
4222                     'album': mobj.group('album'.strip()),
4223                     'artist': mobj.group('clean_artist') or ', '.join(a.strip() for a in mobj.group('artist').split('·')),
4224                     'track': mobj.group('track').strip(),
4225                     'release_date': release_date,
4226                     'release_year': int_or_none(release_year),
4227                 })
4228
4229         initial_data = None
4230         if webpage:
4231             initial_data = self.extract_yt_initial_data(video_id, webpage, fatal=False)
4232         if not initial_data:
4233             query = {'videoId': video_id}
4234             query.update(self._get_checkok_params())
4235             initial_data = self._extract_response(
4236                 item_id=video_id, ep='next', fatal=False,
4237                 ytcfg=master_ytcfg, query=query,
4238                 headers=self.generate_api_headers(ytcfg=master_ytcfg),
4239                 note='Downloading initial data API JSON')
4240
4241         info['comment_count'] = traverse_obj(initial_data, (
4242             'contents', 'twoColumnWatchNextResults', 'results', 'results', 'contents', ..., 'itemSectionRenderer',
4243             'contents', ..., 'commentsEntryPointHeaderRenderer', 'commentCount', 'simpleText'
4244         ), (
4245             'engagementPanels', lambda _, v: v['engagementPanelSectionListRenderer']['panelIdentifier'] == 'comment-item-section',
4246             'engagementPanelSectionListRenderer', 'header', 'engagementPanelTitleHeaderRenderer', 'contextualInfo', 'runs', ..., 'text'
4247         ), expected_type=int_or_none, get_all=False)
4248
4249         try:  # This will error if there is no livechat
4250             initial_data['contents']['twoColumnWatchNextResults']['conversationBar']['liveChatRenderer']['continuations'][0]['reloadContinuationData']['continuation']
4251         except (KeyError, IndexError, TypeError):
4252             pass
4253         else:
4254             info.setdefault('subtitles', {})['live_chat'] = [{
4255                 # url is needed to set cookies
4256                 'url': f'https://www.youtube.com/watch?v={video_id}&bpctr=9999999999&has_verified=1',
4257                 'video_id': video_id,
4258                 'ext': 'json',
4259                 'protocol': ('youtube_live_chat' if live_status in ('is_live', 'is_upcoming')
4260                              else 'youtube_live_chat_replay'),
4261             }]
4262
4263         if initial_data:
4264             info['chapters'] = (
4265                 self._extract_chapters_from_json(initial_data, duration)
4266                 or self._extract_chapters_from_engagement_panel(initial_data, duration)
4267                 or self._extract_chapters_from_description(video_description, duration)
4268                 or None)
4269
4270         contents = traverse_obj(
4271             initial_data, ('contents', 'twoColumnWatchNextResults', 'results', 'results', 'contents'),
4272             expected_type=list, default=[])
4273
4274         vpir = get_first(contents, 'videoPrimaryInfoRenderer')
4275         if vpir:
4276             stl = vpir.get('superTitleLink')
4277             if stl:
4278                 stl = self._get_text(stl)
4279                 if try_get(
4280                         vpir,
4281                         lambda x: x['superTitleIcon']['iconType']) == 'LOCATION_PIN':
4282                     info['location'] = stl
4283                 else:
4284                     mobj = re.search(r'(.+?)\s*S(\d+)\s*•?\s*E(\d+)', stl)
4285                     if mobj:
4286                         info.update({
4287                             'series': mobj.group(1),
4288                             'season_number': int(mobj.group(2)),
4289                             'episode_number': int(mobj.group(3)),
4290                         })
4291             for tlb in (try_get(
4292                     vpir,
4293                     lambda x: x['videoActions']['menuRenderer']['topLevelButtons'],
4294                     list) or []):
4295                 tbrs = variadic(
4296                     traverse_obj(
4297                         tlb, ('toggleButtonRenderer', ...),
4298                         ('segmentedLikeDislikeButtonRenderer', ..., 'toggleButtonRenderer')))
4299                 for tbr in tbrs:
4300                     for getter, regex in [(
4301                             lambda x: x['defaultText']['accessibility']['accessibilityData'],
4302                             r'(?P<count>[\d,]+)\s*(?P<type>(?:dis)?like)'), ([
4303                                 lambda x: x['accessibility'],
4304                                 lambda x: x['accessibilityData']['accessibilityData'],
4305                             ], r'(?P<type>(?:dis)?like) this video along with (?P<count>[\d,]+) other people')]:
4306                         label = (try_get(tbr, getter, dict) or {}).get('label')
4307                         if label:
4308                             mobj = re.match(regex, label)
4309                             if mobj:
4310                                 info[mobj.group('type') + '_count'] = str_to_int(mobj.group('count'))
4311                                 break
4312             sbr_tooltip = try_get(
4313                 vpir, lambda x: x['sentimentBar']['sentimentBarRenderer']['tooltip'])
4314             if sbr_tooltip:
4315                 like_count, dislike_count = sbr_tooltip.split(' / ')
4316                 info.update({
4317                     'like_count': str_to_int(like_count),
4318                     'dislike_count': str_to_int(dislike_count),
4319                 })
4320             vcr = traverse_obj(vpir, ('viewCount', 'videoViewCountRenderer'))
4321             if vcr:
4322                 vc = self._get_count(vcr, 'viewCount')
4323                 # Upcoming premieres with waiting count are treated as live here
4324                 if vcr.get('isLive'):
4325                     info['concurrent_view_count'] = vc
4326                 elif info.get('view_count') is None:
4327                     info['view_count'] = vc
4328
4329         vsir = get_first(contents, 'videoSecondaryInfoRenderer')
4330         if vsir:
4331             vor = traverse_obj(vsir, ('owner', 'videoOwnerRenderer'))
4332             info.update({
4333                 'channel': self._get_text(vor, 'title'),
4334                 'channel_follower_count': self._get_count(vor, 'subscriberCountText')})
4335
4336             rows = try_get(
4337                 vsir,
4338                 lambda x: x['metadataRowContainer']['metadataRowContainerRenderer']['rows'],
4339                 list) or []
4340             multiple_songs = False
4341             for row in rows:
4342                 if try_get(row, lambda x: x['metadataRowRenderer']['hasDividerLine']) is True:
4343                     multiple_songs = True
4344                     break
4345             for row in rows:
4346                 mrr = row.get('metadataRowRenderer') or {}
4347                 mrr_title = mrr.get('title')
4348                 if not mrr_title:
4349                     continue
4350                 mrr_title = self._get_text(mrr, 'title')
4351                 mrr_contents_text = self._get_text(mrr, ('contents', 0))
4352                 if mrr_title == 'License':
4353                     info['license'] = mrr_contents_text
4354                 elif not multiple_songs:
4355                     if mrr_title == 'Album':
4356                         info['album'] = mrr_contents_text
4357                     elif mrr_title == 'Artist':
4358                         info['artist'] = mrr_contents_text
4359                     elif mrr_title == 'Song':
4360                         info['track'] = mrr_contents_text
4361
4362         fallbacks = {
4363             'channel': 'uploader',
4364             'channel_id': 'uploader_id',
4365             'channel_url': 'uploader_url',
4366         }
4367
4368         # The upload date for scheduled, live and past live streams / premieres in microformats
4369         # may be different from the stream date. Although not in UTC, we will prefer it in this case.
4370         # See: https://github.com/yt-dlp/yt-dlp/pull/2223#issuecomment-1008485139
4371         upload_date = (
4372             unified_strdate(get_first(microformats, 'uploadDate'))
4373             or unified_strdate(search_meta('uploadDate')))
4374         if not upload_date or (
4375             live_status in ('not_live', None)
4376             and 'no-youtube-prefer-utc-upload-date' not in self.get_param('compat_opts', [])
4377         ):
4378             upload_date = strftime_or_none(
4379                 self._parse_time_text(self._get_text(vpir, 'dateText')), '%Y%m%d') or upload_date
4380         info['upload_date'] = upload_date
4381
4382         for to, frm in fallbacks.items():
4383             if not info.get(to):
4384                 info[to] = info.get(frm)
4385
4386         for s_k, d_k in [('artist', 'creator'), ('track', 'alt_title')]:
4387             v = info.get(s_k)
4388             if v:
4389                 info[d_k] = v
4390
4391         badges = self._extract_badges(traverse_obj(contents, (..., 'videoPrimaryInfoRenderer'), get_all=False))
4392
4393         is_private = (self._has_badge(badges, BadgeType.AVAILABILITY_PRIVATE)
4394                       or get_first(video_details, 'isPrivate', expected_type=bool))
4395
4396         info['availability'] = (
4397             'public' if self._has_badge(badges, BadgeType.AVAILABILITY_PUBLIC)
4398             else self._availability(
4399                 is_private=is_private,
4400                 needs_premium=(
4401                     self._has_badge(badges, BadgeType.AVAILABILITY_PREMIUM)
4402                     or False if initial_data and is_private is not None else None),
4403                 needs_subscription=(
4404                     self._has_badge(badges, BadgeType.AVAILABILITY_SUBSCRIPTION)
4405                     or False if initial_data and is_private is not None else None),
4406                 needs_auth=info['age_limit'] >= 18,
4407                 is_unlisted=None if is_private is None else (
4408                     self._has_badge(badges, BadgeType.AVAILABILITY_UNLISTED)
4409                     or get_first(microformats, 'isUnlisted', expected_type=bool))))
4410
4411         info['__post_extractor'] = self.extract_comments(master_ytcfg, video_id, contents, webpage)
4412
4413         self.mark_watched(video_id, player_responses)
4414
4415         return info
4416
4417
4418 class YoutubeTabBaseInfoExtractor(YoutubeBaseInfoExtractor):
4419     @staticmethod
4420     def passthrough_smuggled_data(func):
4421         def _smuggle(info, smuggled_data):
4422             if info.get('_type') not in ('url', 'url_transparent'):
4423                 return info
4424             if smuggled_data.get('is_music_url'):
4425                 parsed_url = urllib.parse.urlparse(info['url'])
4426                 if parsed_url.netloc in ('www.youtube.com', 'music.youtube.com'):
4427                     smuggled_data.pop('is_music_url')
4428                     info['url'] = urllib.parse.urlunparse(parsed_url._replace(netloc='music.youtube.com'))
4429             if smuggled_data:
4430                 info['url'] = smuggle_url(info['url'], smuggled_data)
4431             return info
4432
4433         @functools.wraps(func)
4434         def wrapper(self, url):
4435             url, smuggled_data = unsmuggle_url(url, {})
4436             if self.is_music_url(url):
4437                 smuggled_data['is_music_url'] = True
4438             info_dict = func(self, url, smuggled_data)
4439             if smuggled_data:
4440                 _smuggle(info_dict, smuggled_data)
4441                 if info_dict.get('entries'):
4442                     info_dict['entries'] = (_smuggle(i, smuggled_data.copy()) for i in info_dict['entries'])
4443             return info_dict
4444         return wrapper
4445
4446     @staticmethod
4447     def _extract_basic_item_renderer(item):
4448         # Modified from _extract_grid_item_renderer
4449         known_basic_renderers = (
4450             'playlistRenderer', 'videoRenderer', 'channelRenderer', 'showRenderer', 'reelItemRenderer'
4451         )
4452         for key, renderer in item.items():
4453             if not isinstance(renderer, dict):
4454                 continue
4455             elif key in known_basic_renderers:
4456                 return renderer
4457             elif key.startswith('grid') and key.endswith('Renderer'):
4458                 return renderer
4459
4460     def _extract_channel_renderer(self, renderer):
4461         channel_id = renderer['channelId']
4462         title = self._get_text(renderer, 'title')
4463         channel_url = f'https://www.youtube.com/channel/{channel_id}'
4464         return {
4465             '_type': 'url',
4466             'url': channel_url,
4467             'id': channel_id,
4468             'ie_key': YoutubeTabIE.ie_key(),
4469             'channel': title,
4470             'channel_id': channel_id,
4471             'channel_url': channel_url,
4472             'title': title,
4473             'channel_follower_count': self._get_count(renderer, 'subscriberCountText'),
4474             'thumbnails': self._extract_thumbnails(renderer, 'thumbnail'),
4475             'playlist_count': self._get_count(renderer, 'videoCountText'),
4476             'description': self._get_text(renderer, 'descriptionSnippet'),
4477         }
4478
4479     def _grid_entries(self, grid_renderer):
4480         for item in grid_renderer['items']:
4481             if not isinstance(item, dict):
4482                 continue
4483             renderer = self._extract_basic_item_renderer(item)
4484             if not isinstance(renderer, dict):
4485                 continue
4486             title = self._get_text(renderer, 'title')
4487
4488             # playlist
4489             playlist_id = renderer.get('playlistId')
4490             if playlist_id:
4491                 yield self.url_result(
4492                     'https://www.youtube.com/playlist?list=%s' % playlist_id,
4493                     ie=YoutubeTabIE.ie_key(), video_id=playlist_id,
4494                     video_title=title)
4495                 continue
4496             # video
4497             video_id = renderer.get('videoId')
4498             if video_id:
4499                 yield self._extract_video(renderer)
4500                 continue
4501             # channel
4502             channel_id = renderer.get('channelId')
4503             if channel_id:
4504                 yield self._extract_channel_renderer(renderer)
4505                 continue
4506             # generic endpoint URL support
4507             ep_url = urljoin('https://www.youtube.com/', try_get(
4508                 renderer, lambda x: x['navigationEndpoint']['commandMetadata']['webCommandMetadata']['url'],
4509                 str))
4510             if ep_url:
4511                 for ie in (YoutubeTabIE, YoutubePlaylistIE, YoutubeIE):
4512                     if ie.suitable(ep_url):
4513                         yield self.url_result(
4514                             ep_url, ie=ie.ie_key(), video_id=ie._match_id(ep_url), video_title=title)
4515                         break
4516
4517     def _music_reponsive_list_entry(self, renderer):
4518         video_id = traverse_obj(renderer, ('playlistItemData', 'videoId'))
4519         if video_id:
4520             return self.url_result(f'https://music.youtube.com/watch?v={video_id}',
4521                                    ie=YoutubeIE.ie_key(), video_id=video_id)
4522         playlist_id = traverse_obj(renderer, ('navigationEndpoint', 'watchEndpoint', 'playlistId'))
4523         if playlist_id:
4524             video_id = traverse_obj(renderer, ('navigationEndpoint', 'watchEndpoint', 'videoId'))
4525             if video_id:
4526                 return self.url_result(f'https://music.youtube.com/watch?v={video_id}&list={playlist_id}',
4527                                        ie=YoutubeTabIE.ie_key(), video_id=playlist_id)
4528             return self.url_result(f'https://music.youtube.com/playlist?list={playlist_id}',
4529                                    ie=YoutubeTabIE.ie_key(), video_id=playlist_id)
4530         browse_id = traverse_obj(renderer, ('navigationEndpoint', 'browseEndpoint', 'browseId'))
4531         if browse_id:
4532             return self.url_result(f'https://music.youtube.com/browse/{browse_id}',
4533                                    ie=YoutubeTabIE.ie_key(), video_id=browse_id)
4534
4535     def _shelf_entries_from_content(self, shelf_renderer):
4536         content = shelf_renderer.get('content')
4537         if not isinstance(content, dict):
4538             return
4539         renderer = content.get('gridRenderer') or content.get('expandedShelfContentsRenderer')
4540         if renderer:
4541             # TODO: add support for nested playlists so each shelf is processed
4542             # as separate playlist
4543             # TODO: this includes only first N items
4544             yield from self._grid_entries(renderer)
4545         renderer = content.get('horizontalListRenderer')
4546         if renderer:
4547             # TODO
4548             pass
4549
4550     def _shelf_entries(self, shelf_renderer, skip_channels=False):
4551         ep = try_get(
4552             shelf_renderer, lambda x: x['endpoint']['commandMetadata']['webCommandMetadata']['url'],
4553             str)
4554         shelf_url = urljoin('https://www.youtube.com', ep)
4555         if shelf_url:
4556             # Skipping links to another channels, note that checking for
4557             # endpoint.commandMetadata.webCommandMetadata.webPageTypwebPageType == WEB_PAGE_TYPE_CHANNEL
4558             # will not work
4559             if skip_channels and '/channels?' in shelf_url:
4560                 return
4561             title = self._get_text(shelf_renderer, 'title')
4562             yield self.url_result(shelf_url, video_title=title)
4563         # Shelf may not contain shelf URL, fallback to extraction from content
4564         yield from self._shelf_entries_from_content(shelf_renderer)
4565
4566     def _playlist_entries(self, video_list_renderer):
4567         for content in video_list_renderer['contents']:
4568             if not isinstance(content, dict):
4569                 continue
4570             renderer = content.get('playlistVideoRenderer') or content.get('playlistPanelVideoRenderer')
4571             if not isinstance(renderer, dict):
4572                 continue
4573             video_id = renderer.get('videoId')
4574             if not video_id:
4575                 continue
4576             yield self._extract_video(renderer)
4577
4578     def _rich_entries(self, rich_grid_renderer):
4579         renderer = traverse_obj(
4580             rich_grid_renderer, ('content', ('videoRenderer', 'reelItemRenderer')), get_all=False) or {}
4581         video_id = renderer.get('videoId')
4582         if not video_id:
4583             return
4584         yield self._extract_video(renderer)
4585
4586     def _video_entry(self, video_renderer):
4587         video_id = video_renderer.get('videoId')
4588         if video_id:
4589             return self._extract_video(video_renderer)
4590
4591     def _hashtag_tile_entry(self, hashtag_tile_renderer):
4592         url = urljoin('https://youtube.com', traverse_obj(
4593             hashtag_tile_renderer, ('onTapCommand', 'commandMetadata', 'webCommandMetadata', 'url')))
4594         if url:
4595             return self.url_result(
4596                 url, ie=YoutubeTabIE.ie_key(), title=self._get_text(hashtag_tile_renderer, 'hashtag'))
4597
4598     def _post_thread_entries(self, post_thread_renderer):
4599         post_renderer = try_get(
4600             post_thread_renderer, lambda x: x['post']['backstagePostRenderer'], dict)
4601         if not post_renderer:
4602             return
4603         # video attachment
4604         video_renderer = try_get(
4605             post_renderer, lambda x: x['backstageAttachment']['videoRenderer'], dict) or {}
4606         video_id = video_renderer.get('videoId')
4607         if video_id:
4608             entry = self._extract_video(video_renderer)
4609             if entry:
4610                 yield entry
4611         # playlist attachment
4612         playlist_id = try_get(
4613             post_renderer, lambda x: x['backstageAttachment']['playlistRenderer']['playlistId'], str)
4614         if playlist_id:
4615             yield self.url_result(
4616                 'https://www.youtube.com/playlist?list=%s' % playlist_id,
4617                 ie=YoutubeTabIE.ie_key(), video_id=playlist_id)
4618         # inline video links
4619         runs = try_get(post_renderer, lambda x: x['contentText']['runs'], list) or []
4620         for run in runs:
4621             if not isinstance(run, dict):
4622                 continue
4623             ep_url = try_get(
4624                 run, lambda x: x['navigationEndpoint']['urlEndpoint']['url'], str)
4625             if not ep_url:
4626                 continue
4627             if not YoutubeIE.suitable(ep_url):
4628                 continue
4629             ep_video_id = YoutubeIE._match_id(ep_url)
4630             if video_id == ep_video_id:
4631                 continue
4632             yield self.url_result(ep_url, ie=YoutubeIE.ie_key(), video_id=ep_video_id)
4633
4634     def _post_thread_continuation_entries(self, post_thread_continuation):
4635         contents = post_thread_continuation.get('contents')
4636         if not isinstance(contents, list):
4637             return
4638         for content in contents:
4639             renderer = content.get('backstagePostThreadRenderer')
4640             if isinstance(renderer, dict):
4641                 yield from self._post_thread_entries(renderer)
4642                 continue
4643             renderer = content.get('videoRenderer')
4644             if isinstance(renderer, dict):
4645                 yield self._video_entry(renderer)
4646
4647     r''' # unused
4648     def _rich_grid_entries(self, contents):
4649         for content in contents:
4650             video_renderer = try_get(content, lambda x: x['richItemRenderer']['content']['videoRenderer'], dict)
4651             if video_renderer:
4652                 entry = self._video_entry(video_renderer)
4653                 if entry:
4654                     yield entry
4655     '''
4656
4657     def _report_history_entries(self, renderer):
4658         for url in traverse_obj(renderer, (
4659                 'rows', ..., 'reportHistoryTableRowRenderer', 'cells', ...,
4660                 'reportHistoryTableCellRenderer', 'cell', 'reportHistoryTableTextCellRenderer', 'text', 'runs', ...,
4661                 'navigationEndpoint', 'commandMetadata', 'webCommandMetadata', 'url')):
4662             yield self.url_result(urljoin('https://www.youtube.com', url), YoutubeIE)
4663
4664     def _extract_entries(self, parent_renderer, continuation_list):
4665         # continuation_list is modified in-place with continuation_list = [continuation_token]
4666         continuation_list[:] = [None]
4667         contents = try_get(parent_renderer, lambda x: x['contents'], list) or []
4668         for content in contents:
4669             if not isinstance(content, dict):
4670                 continue
4671             is_renderer = traverse_obj(
4672                 content, 'itemSectionRenderer', 'musicShelfRenderer', 'musicShelfContinuation',
4673                 expected_type=dict)
4674             if not is_renderer:
4675                 if content.get('richItemRenderer'):
4676                     for entry in self._rich_entries(content['richItemRenderer']):
4677                         yield entry
4678                     continuation_list[0] = self._extract_continuation(parent_renderer)
4679                 elif content.get('reportHistorySectionRenderer'):  # https://www.youtube.com/reporthistory
4680                     table = traverse_obj(content, ('reportHistorySectionRenderer', 'table', 'tableRenderer'))
4681                     yield from self._report_history_entries(table)
4682                     continuation_list[0] = self._extract_continuation(table)
4683                 continue
4684
4685             isr_contents = try_get(is_renderer, lambda x: x['contents'], list) or []
4686             for isr_content in isr_contents:
4687                 if not isinstance(isr_content, dict):
4688                     continue
4689
4690                 known_renderers = {
4691                     'playlistVideoListRenderer': self._playlist_entries,
4692                     'gridRenderer': self._grid_entries,
4693                     'reelShelfRenderer': self._grid_entries,
4694                     'shelfRenderer': self._shelf_entries,
4695                     'musicResponsiveListItemRenderer': lambda x: [self._music_reponsive_list_entry(x)],
4696                     'backstagePostThreadRenderer': self._post_thread_entries,
4697                     'videoRenderer': lambda x: [self._video_entry(x)],
4698                     'playlistRenderer': lambda x: self._grid_entries({'items': [{'playlistRenderer': x}]}),
4699                     'channelRenderer': lambda x: self._grid_entries({'items': [{'channelRenderer': x}]}),
4700                     'hashtagTileRenderer': lambda x: [self._hashtag_tile_entry(x)]
4701                 }
4702                 for key, renderer in isr_content.items():
4703                     if key not in known_renderers:
4704                         continue
4705                     for entry in known_renderers[key](renderer):
4706                         if entry:
4707                             yield entry
4708                     continuation_list[0] = self._extract_continuation(renderer)
4709                     break
4710
4711             if not continuation_list[0]:
4712                 continuation_list[0] = self._extract_continuation(is_renderer)
4713
4714         if not continuation_list[0]:
4715             continuation_list[0] = self._extract_continuation(parent_renderer)
4716
4717     def _entries(self, tab, item_id, ytcfg, account_syncid, visitor_data):
4718         continuation_list = [None]
4719         extract_entries = lambda x: self._extract_entries(x, continuation_list)
4720         tab_content = try_get(tab, lambda x: x['content'], dict)
4721         if not tab_content:
4722             return
4723         parent_renderer = (
4724             try_get(tab_content, lambda x: x['sectionListRenderer'], dict)
4725             or try_get(tab_content, lambda x: x['richGridRenderer'], dict) or {})
4726         yield from extract_entries(parent_renderer)
4727         continuation = continuation_list[0]
4728
4729         for page_num in itertools.count(1):
4730             if not continuation:
4731                 break
4732             headers = self.generate_api_headers(
4733                 ytcfg=ytcfg, account_syncid=account_syncid, visitor_data=visitor_data)
4734             response = self._extract_response(
4735                 item_id=f'{item_id} page {page_num}',
4736                 query=continuation, headers=headers, ytcfg=ytcfg,
4737                 check_get_keys=('continuationContents', 'onResponseReceivedActions', 'onResponseReceivedEndpoints'))
4738
4739             if not response:
4740                 break
4741             # Extracting updated visitor data is required to prevent an infinite extraction loop in some cases
4742             # See: https://github.com/ytdl-org/youtube-dl/issues/28702
4743             visitor_data = self._extract_visitor_data(response) or visitor_data
4744
4745             known_renderers = {
4746                 'videoRenderer': (self._grid_entries, 'items'),  # for membership tab
4747                 'gridPlaylistRenderer': (self._grid_entries, 'items'),
4748                 'gridVideoRenderer': (self._grid_entries, 'items'),
4749                 'gridChannelRenderer': (self._grid_entries, 'items'),
4750                 'playlistVideoRenderer': (self._playlist_entries, 'contents'),
4751                 'itemSectionRenderer': (extract_entries, 'contents'),  # for feeds
4752                 'richItemRenderer': (extract_entries, 'contents'),  # for hashtag
4753                 'backstagePostThreadRenderer': (self._post_thread_continuation_entries, 'contents'),
4754                 'reportHistoryTableRowRenderer': (self._report_history_entries, 'rows'),
4755                 'playlistVideoListContinuation': (self._playlist_entries, None),
4756                 'gridContinuation': (self._grid_entries, None),
4757                 'itemSectionContinuation': (self._post_thread_continuation_entries, None),
4758                 'sectionListContinuation': (extract_entries, None),  # for feeds
4759             }
4760
4761             continuation_items = traverse_obj(response, (
4762                 ('onResponseReceivedActions', 'onResponseReceivedEndpoints'), ...,
4763                 'appendContinuationItemsAction', 'continuationItems'
4764             ), 'continuationContents', get_all=False)
4765             continuation_item = traverse_obj(continuation_items, 0, None, expected_type=dict, default={})
4766
4767             video_items_renderer = None
4768             for key in continuation_item.keys():
4769                 if key not in known_renderers:
4770                     continue
4771                 func, parent_key = known_renderers[key]
4772                 video_items_renderer = {parent_key: continuation_items} if parent_key else continuation_items
4773                 continuation_list = [None]
4774                 yield from func(video_items_renderer)
4775                 continuation = continuation_list[0] or self._extract_continuation(video_items_renderer)
4776
4777             if not video_items_renderer:
4778                 break
4779
4780     @staticmethod
4781     def _extract_selected_tab(tabs, fatal=True):
4782         for tab_renderer in tabs:
4783             if tab_renderer.get('selected'):
4784                 return tab_renderer
4785         if fatal:
4786             raise ExtractorError('Unable to find selected tab')
4787
4788     @staticmethod
4789     def _extract_tab_renderers(response):
4790         return traverse_obj(
4791             response, ('contents', 'twoColumnBrowseResultsRenderer', 'tabs', ..., ('tabRenderer', 'expandableTabRenderer')), expected_type=dict)
4792
4793     def _extract_from_tabs(self, item_id, ytcfg, data, tabs):
4794         metadata = self._extract_metadata_from_tabs(item_id, data)
4795
4796         selected_tab = self._extract_selected_tab(tabs)
4797         metadata['title'] += format_field(selected_tab, 'title', ' - %s')
4798         metadata['title'] += format_field(selected_tab, 'expandedText', ' - %s')
4799
4800         return self.playlist_result(
4801             self._entries(
4802                 selected_tab, metadata['id'], ytcfg,
4803                 self._extract_account_syncid(ytcfg, data),
4804                 self._extract_visitor_data(data, ytcfg)),
4805             **metadata)
4806
4807     def _extract_metadata_from_tabs(self, item_id, data):
4808         info = {'id': item_id}
4809
4810         metadata_renderer = traverse_obj(data, ('metadata', 'channelMetadataRenderer'), expected_type=dict)
4811         if metadata_renderer:
4812             info.update({
4813                 'uploader': metadata_renderer.get('title'),
4814                 'uploader_id': metadata_renderer.get('externalId'),
4815                 'uploader_url': metadata_renderer.get('channelUrl'),
4816             })
4817             if info['uploader_id']:
4818                 info['id'] = info['uploader_id']
4819         else:
4820             metadata_renderer = traverse_obj(data, ('metadata', 'playlistMetadataRenderer'), expected_type=dict)
4821
4822         # We can get the uncropped banner/avatar by replacing the crop params with '=s0'
4823         # See: https://github.com/yt-dlp/yt-dlp/issues/2237#issuecomment-1013694714
4824         def _get_uncropped(url):
4825             return url_or_none((url or '').split('=')[0] + '=s0')
4826
4827         avatar_thumbnails = self._extract_thumbnails(metadata_renderer, 'avatar')
4828         if avatar_thumbnails:
4829             uncropped_avatar = _get_uncropped(avatar_thumbnails[0]['url'])
4830             if uncropped_avatar:
4831                 avatar_thumbnails.append({
4832                     'url': uncropped_avatar,
4833                     'id': 'avatar_uncropped',
4834                     'preference': 1
4835                 })
4836
4837         channel_banners = self._extract_thumbnails(
4838             data, ('header', ..., ('banner', 'mobileBanner', 'tvBanner')))
4839         for banner in channel_banners:
4840             banner['preference'] = -10
4841
4842         if channel_banners:
4843             uncropped_banner = _get_uncropped(channel_banners[0]['url'])
4844             if uncropped_banner:
4845                 channel_banners.append({
4846                     'url': uncropped_banner,
4847                     'id': 'banner_uncropped',
4848                     'preference': -5
4849                 })
4850
4851         # Deprecated - remove primary_sidebar_renderer when layout discontinued
4852         primary_sidebar_renderer = self._extract_sidebar_info_renderer(data, 'playlistSidebarPrimaryInfoRenderer')
4853         playlist_header_renderer = traverse_obj(data, ('header', 'playlistHeaderRenderer'), expected_type=dict)
4854
4855         primary_thumbnails = self._extract_thumbnails(
4856             primary_sidebar_renderer, ('thumbnailRenderer', ('playlistVideoThumbnailRenderer', 'playlistCustomThumbnailRenderer'), 'thumbnail'))
4857         playlist_thumbnails = self._extract_thumbnails(
4858             playlist_header_renderer, ('playlistHeaderBanner', 'heroPlaylistThumbnailRenderer', 'thumbnail'))
4859
4860         info.update({
4861             'title': (traverse_obj(metadata_renderer, 'title')
4862                       or self._get_text(data, ('header', 'hashtagHeaderRenderer', 'hashtag'))
4863                       or info['id']),
4864             'availability': self._extract_availability(data),
4865             'channel_follower_count': self._get_count(data, ('header', ..., 'subscriberCountText')),
4866             'description': try_get(metadata_renderer, lambda x: x.get('description', '')),
4867             'tags': try_get(metadata_renderer or {}, lambda x: x.get('keywords', '').split()),
4868             'thumbnails': (primary_thumbnails or playlist_thumbnails) + avatar_thumbnails + channel_banners,
4869         })
4870
4871         # Playlist stats is a text runs array containing [video count, view count, last updated].
4872         # last updated or (view count and last updated) may be missing.
4873         playlist_stats = get_first(
4874             (primary_sidebar_renderer, playlist_header_renderer), (('stats', 'briefStats', 'numVideosText'), ))
4875
4876         last_updated_unix = self._parse_time_text(
4877             self._get_text(playlist_stats, 2)  # deprecated, remove when old layout discontinued
4878             or self._get_text(playlist_header_renderer, ('byline', 1, 'playlistBylineRenderer', 'text')))
4879         info['modified_date'] = strftime_or_none(last_updated_unix, '%Y%m%d')
4880
4881         info['view_count'] = self._get_count(playlist_stats, 1)
4882         if info['view_count'] is None:  # 0 is allowed
4883             info['view_count'] = self._get_count(playlist_header_renderer, 'viewCountText')
4884         if info['view_count'] is None:
4885             info['view_count'] = self._get_count(data, (
4886                 'contents', 'twoColumnBrowseResultsRenderer', 'tabs', ..., 'tabRenderer', 'content', 'sectionListRenderer',
4887                 'contents', ..., 'itemSectionRenderer', 'contents', ..., 'channelAboutFullMetadataRenderer', 'viewCountText'))
4888
4889         info['playlist_count'] = self._get_count(playlist_stats, 0)
4890         if info['playlist_count'] is None:  # 0 is allowed
4891             info['playlist_count'] = self._get_count(playlist_header_renderer, ('byline', 0, 'playlistBylineRenderer', 'text'))
4892
4893         if not info.get('uploader_id'):
4894             owner = traverse_obj(playlist_header_renderer, 'ownerText')
4895             if not owner:  # Deprecated
4896                 owner = traverse_obj(
4897                     self._extract_sidebar_info_renderer(data, 'playlistSidebarSecondaryInfoRenderer'),
4898                     ('videoOwner', 'videoOwnerRenderer', 'title'))
4899             owner_text = self._get_text(owner)
4900             browse_ep = traverse_obj(owner, ('runs', 0, 'navigationEndpoint', 'browseEndpoint')) or {}
4901             info.update({
4902                 'uploader': self._search_regex(r'^by (.+) and \d+ others?$', owner_text, 'uploader', default=owner_text),
4903                 'uploader_id': browse_ep.get('browseId'),
4904                 'uploader_url': urljoin('https://www.youtube.com', browse_ep.get('canonicalBaseUrl'))
4905             })
4906
4907         info.update({
4908             'channel': info['uploader'],
4909             'channel_id': info['uploader_id'],
4910             'channel_url': info['uploader_url']
4911         })
4912         return info
4913
4914     def _extract_inline_playlist(self, playlist, playlist_id, data, ytcfg):
4915         first_id = last_id = response = None
4916         for page_num in itertools.count(1):
4917             videos = list(self._playlist_entries(playlist))
4918             if not videos:
4919                 return
4920             start = next((i for i, v in enumerate(videos) if v['id'] == last_id), -1) + 1
4921             if start >= len(videos):
4922                 return
4923             yield from videos[start:]
4924             first_id = first_id or videos[0]['id']
4925             last_id = videos[-1]['id']
4926             watch_endpoint = try_get(
4927                 playlist, lambda x: x['contents'][-1]['playlistPanelVideoRenderer']['navigationEndpoint']['watchEndpoint'])
4928             headers = self.generate_api_headers(
4929                 ytcfg=ytcfg, account_syncid=self._extract_account_syncid(ytcfg, data),
4930                 visitor_data=self._extract_visitor_data(response, data, ytcfg))
4931             query = {
4932                 'playlistId': playlist_id,
4933                 'videoId': watch_endpoint.get('videoId') or last_id,
4934                 'index': watch_endpoint.get('index') or len(videos),
4935                 'params': watch_endpoint.get('params') or 'OAE%3D'
4936             }
4937             response = self._extract_response(
4938                 item_id='%s page %d' % (playlist_id, page_num),
4939                 query=query, ep='next', headers=headers, ytcfg=ytcfg,
4940                 check_get_keys='contents'
4941             )
4942             playlist = try_get(
4943                 response, lambda x: x['contents']['twoColumnWatchNextResults']['playlist']['playlist'], dict)
4944
4945     def _extract_from_playlist(self, item_id, url, data, playlist, ytcfg):
4946         title = playlist.get('title') or try_get(
4947             data, lambda x: x['titleText']['simpleText'], str)
4948         playlist_id = playlist.get('playlistId') or item_id
4949
4950         # Delegating everything except mix playlists to regular tab-based playlist URL
4951         playlist_url = urljoin(url, try_get(
4952             playlist, lambda x: x['endpoint']['commandMetadata']['webCommandMetadata']['url'],
4953             str))
4954
4955         # Some playlists are unviewable but YouTube still provides a link to the (broken) playlist page [1]
4956         # [1] MLCT, RLTDwFCb4jeqaKWnciAYM-ZVHg
4957         is_known_unviewable = re.fullmatch(r'MLCT|RLTD[\w-]{22}', playlist_id)
4958
4959         if playlist_url and playlist_url != url and not is_known_unviewable:
4960             return self.url_result(
4961                 playlist_url, ie=YoutubeTabIE.ie_key(), video_id=playlist_id,
4962                 video_title=title)
4963
4964         return self.playlist_result(
4965             self._extract_inline_playlist(playlist, playlist_id, data, ytcfg),
4966             playlist_id=playlist_id, playlist_title=title)
4967
4968     def _extract_availability(self, data):
4969         """
4970         Gets the availability of a given playlist/tab.
4971         Note: Unless YouTube tells us explicitly, we do not assume it is public
4972         @param data: response
4973         """
4974         sidebar_renderer = self._extract_sidebar_info_renderer(data, 'playlistSidebarPrimaryInfoRenderer') or {}
4975         playlist_header_renderer = traverse_obj(data, ('header', 'playlistHeaderRenderer')) or {}
4976         player_header_privacy = playlist_header_renderer.get('privacy')
4977
4978         badges = self._extract_badges(sidebar_renderer)
4979
4980         # Personal playlists, when authenticated, have a dropdown visibility selector instead of a badge
4981         privacy_setting_icon = get_first(
4982             (playlist_header_renderer, sidebar_renderer),
4983             ('privacyForm', 'dropdownFormFieldRenderer', 'dropdown', 'dropdownRenderer', 'entries',
4984              lambda _, v: v['privacyDropdownItemRenderer']['isSelected'], 'privacyDropdownItemRenderer', 'icon', 'iconType'),
4985             expected_type=str)
4986
4987         microformats_is_unlisted = traverse_obj(
4988             data, ('microformat', 'microformatDataRenderer', 'unlisted'), expected_type=bool)
4989
4990         return (
4991             'public' if (
4992                 self._has_badge(badges, BadgeType.AVAILABILITY_PUBLIC)
4993                 or player_header_privacy == 'PUBLIC'
4994                 or privacy_setting_icon == 'PRIVACY_PUBLIC')
4995             else self._availability(
4996                 is_private=(
4997                     self._has_badge(badges, BadgeType.AVAILABILITY_PRIVATE)
4998                     or player_header_privacy == 'PRIVATE' if player_header_privacy is not None
4999                     else privacy_setting_icon == 'PRIVACY_PRIVATE' if privacy_setting_icon is not None else None),
5000                 is_unlisted=(
5001                     self._has_badge(badges, BadgeType.AVAILABILITY_UNLISTED)
5002                     or player_header_privacy == 'UNLISTED' if player_header_privacy is not None
5003                     else privacy_setting_icon == 'PRIVACY_UNLISTED' if privacy_setting_icon is not None
5004                     else microformats_is_unlisted if microformats_is_unlisted is not None else None),
5005                 needs_subscription=self._has_badge(badges, BadgeType.AVAILABILITY_SUBSCRIPTION) or None,
5006                 needs_premium=self._has_badge(badges, BadgeType.AVAILABILITY_PREMIUM) or None,
5007                 needs_auth=False))
5008
5009     @staticmethod
5010     def _extract_sidebar_info_renderer(data, info_renderer, expected_type=dict):
5011         sidebar_renderer = try_get(
5012             data, lambda x: x['sidebar']['playlistSidebarRenderer']['items'], list) or []
5013         for item in sidebar_renderer:
5014             renderer = try_get(item, lambda x: x[info_renderer], expected_type)
5015             if renderer:
5016                 return renderer
5017
5018     def _reload_with_unavailable_videos(self, item_id, data, ytcfg):
5019         """
5020         Reload playlists with unavailable videos (e.g. private videos, region blocked, etc.)
5021         """
5022         is_playlist = bool(traverse_obj(
5023             data, ('metadata', 'playlistMetadataRenderer'), ('header', 'playlistHeaderRenderer')))
5024         if not is_playlist:
5025             return
5026         headers = self.generate_api_headers(
5027             ytcfg=ytcfg, account_syncid=self._extract_account_syncid(ytcfg, data),
5028             visitor_data=self._extract_visitor_data(data, ytcfg))
5029         query = {
5030             'params': 'wgYCCAA=',
5031             'browseId': f'VL{item_id}'
5032         }
5033         return self._extract_response(
5034             item_id=item_id, headers=headers, query=query,
5035             check_get_keys='contents', fatal=False, ytcfg=ytcfg,
5036             note='Redownloading playlist API JSON with unavailable videos')
5037
5038     @functools.cached_property
5039     def skip_webpage(self):
5040         return 'webpage' in self._configuration_arg('skip', ie_key=YoutubeTabIE.ie_key())
5041
5042     def _extract_webpage(self, url, item_id, fatal=True):
5043         webpage, data = None, None
5044         for retry in self.RetryManager(fatal=fatal):
5045             try:
5046                 webpage = self._download_webpage(url, item_id, note='Downloading webpage')
5047                 data = self.extract_yt_initial_data(item_id, webpage or '', fatal=fatal) or {}
5048             except ExtractorError as e:
5049                 if isinstance(e.cause, network_exceptions):
5050                     if not isinstance(e.cause, urllib.error.HTTPError) or e.cause.code not in (403, 429):
5051                         retry.error = e
5052                         continue
5053                 self._error_or_warning(e, fatal=fatal)
5054                 break
5055
5056             try:
5057                 self._extract_and_report_alerts(data)
5058             except ExtractorError as e:
5059                 self._error_or_warning(e, fatal=fatal)
5060                 break
5061
5062             # Sometimes youtube returns a webpage with incomplete ytInitialData
5063             # See: https://github.com/yt-dlp/yt-dlp/issues/116
5064             if not traverse_obj(data, 'contents', 'currentVideoEndpoint', 'onResponseReceivedActions'):
5065                 retry.error = ExtractorError('Incomplete yt initial data received')
5066                 continue
5067
5068         return webpage, data
5069
5070     def _report_playlist_authcheck(self, ytcfg, fatal=True):
5071         """Use if failed to extract ytcfg (and data) from initial webpage"""
5072         if not ytcfg and self.is_authenticated:
5073             msg = 'Playlists that require authentication may not extract correctly without a successful webpage download'
5074             if 'authcheck' not in self._configuration_arg('skip', ie_key=YoutubeTabIE.ie_key()) and fatal:
5075                 raise ExtractorError(
5076                     f'{msg}. If you are not downloading private content, or '
5077                     'your cookies are only for the first account and channel,'
5078                     ' pass "--extractor-args youtubetab:skip=authcheck" to skip this check',
5079                     expected=True)
5080             self.report_warning(msg, only_once=True)
5081
5082     def _extract_data(self, url, item_id, ytcfg=None, fatal=True, webpage_fatal=False, default_client='web'):
5083         data = None
5084         if not self.skip_webpage:
5085             webpage, data = self._extract_webpage(url, item_id, fatal=webpage_fatal)
5086             ytcfg = ytcfg or self.extract_ytcfg(item_id, webpage)
5087             # Reject webpage data if redirected to home page without explicitly requesting
5088             selected_tab = self._extract_selected_tab(self._extract_tab_renderers(data), fatal=False) or {}
5089             if (url != 'https://www.youtube.com/feed/recommended'
5090                     and selected_tab.get('tabIdentifier') == 'FEwhat_to_watch'  # Home page
5091                     and 'no-youtube-channel-redirect' not in self.get_param('compat_opts', [])):
5092                 msg = 'The channel/playlist does not exist and the URL redirected to youtube.com home page'
5093                 if fatal:
5094                     raise ExtractorError(msg, expected=True)
5095                 self.report_warning(msg, only_once=True)
5096         if not data:
5097             self._report_playlist_authcheck(ytcfg, fatal=fatal)
5098             data = self._extract_tab_endpoint(url, item_id, ytcfg, fatal=fatal, default_client=default_client)
5099         return data, ytcfg
5100
5101     def _extract_tab_endpoint(self, url, item_id, ytcfg=None, fatal=True, default_client='web'):
5102         headers = self.generate_api_headers(ytcfg=ytcfg, default_client=default_client)
5103         resolve_response = self._extract_response(
5104             item_id=item_id, query={'url': url}, check_get_keys='endpoint', headers=headers, ytcfg=ytcfg, fatal=fatal,
5105             ep='navigation/resolve_url', note='Downloading API parameters API JSON', default_client=default_client)
5106         endpoints = {'browseEndpoint': 'browse', 'watchEndpoint': 'next'}
5107         for ep_key, ep in endpoints.items():
5108             params = try_get(resolve_response, lambda x: x['endpoint'][ep_key], dict)
5109             if params:
5110                 return self._extract_response(
5111                     item_id=item_id, query=params, ep=ep, headers=headers,
5112                     ytcfg=ytcfg, fatal=fatal, default_client=default_client,
5113                     check_get_keys=('contents', 'currentVideoEndpoint', 'onResponseReceivedActions'))
5114         err_note = 'Failed to resolve url (does the playlist exist?)'
5115         if fatal:
5116             raise ExtractorError(err_note, expected=True)
5117         self.report_warning(err_note, item_id)
5118
5119     _SEARCH_PARAMS = None
5120
5121     def _search_results(self, query, params=NO_DEFAULT, default_client='web'):
5122         data = {'query': query}
5123         if params is NO_DEFAULT:
5124             params = self._SEARCH_PARAMS
5125         if params:
5126             data['params'] = params
5127
5128         content_keys = (
5129             ('contents', 'twoColumnSearchResultsRenderer', 'primaryContents', 'sectionListRenderer', 'contents'),
5130             ('onResponseReceivedCommands', 0, 'appendContinuationItemsAction', 'continuationItems'),
5131             # ytmusic search
5132             ('contents', 'tabbedSearchResultsRenderer', 'tabs', 0, 'tabRenderer', 'content', 'sectionListRenderer', 'contents'),
5133             ('continuationContents', ),
5134         )
5135         display_id = f'query "{query}"'
5136         check_get_keys = tuple({keys[0] for keys in content_keys})
5137         ytcfg = self._download_ytcfg(default_client, display_id) if not self.skip_webpage else {}
5138         self._report_playlist_authcheck(ytcfg, fatal=False)
5139
5140         continuation_list = [None]
5141         search = None
5142         for page_num in itertools.count(1):
5143             data.update(continuation_list[0] or {})
5144             headers = self.generate_api_headers(
5145                 ytcfg=ytcfg, visitor_data=self._extract_visitor_data(search), default_client=default_client)
5146             search = self._extract_response(
5147                 item_id=f'{display_id} page {page_num}', ep='search', query=data,
5148                 default_client=default_client, check_get_keys=check_get_keys, ytcfg=ytcfg, headers=headers)
5149             slr_contents = traverse_obj(search, *content_keys)
5150             yield from self._extract_entries({'contents': list(variadic(slr_contents))}, continuation_list)
5151             if not continuation_list[0]:
5152                 break
5153
5154
5155 class YoutubeTabIE(YoutubeTabBaseInfoExtractor):
5156     IE_DESC = 'YouTube Tabs'
5157     _VALID_URL = r'''(?x:
5158         https?://
5159             (?!consent\.)(?:\w+\.)?
5160             (?:
5161                 youtube(?:kids)?\.com|
5162                 %(invidious)s
5163             )/
5164             (?:
5165                 (?P<channel_type>channel|c|user|browse)/|
5166                 (?P<not_channel>
5167                     feed/|hashtag/|
5168                     (?:playlist|watch)\?.*?\blist=
5169                 )|
5170                 (?!(?:%(reserved_names)s)\b)  # Direct URLs
5171             )
5172             (?P<id>[^/?\#&]+)
5173     )''' % {
5174         'reserved_names': YoutubeBaseInfoExtractor._RESERVED_NAMES,
5175         'invidious': '|'.join(YoutubeBaseInfoExtractor._INVIDIOUS_SITES),
5176     }
5177     IE_NAME = 'youtube:tab'
5178
5179     _TESTS = [{
5180         'note': 'playlists, multipage',
5181         'url': 'https://www.youtube.com/c/ИгорьКлейнер/playlists?view=1&flow=grid',
5182         'playlist_mincount': 94,
5183         'info_dict': {
5184             'id': 'UCqj7Cz7revf5maW9g5pgNcg',
5185             'title': 'Igor Kleiner - Playlists',
5186             'description': 'md5:be97ee0f14ee314f1f002cf187166ee2',
5187             'uploader': 'Igor Kleiner',
5188             'uploader_id': 'UCqj7Cz7revf5maW9g5pgNcg',
5189             'channel': 'Igor Kleiner',
5190             'channel_id': 'UCqj7Cz7revf5maW9g5pgNcg',
5191             'tags': ['"критическое', 'мышление"', '"наука', 'просто"', 'математика', '"анализ', 'данных"'],
5192             'channel_url': 'https://www.youtube.com/channel/UCqj7Cz7revf5maW9g5pgNcg',
5193             'uploader_url': 'https://www.youtube.com/channel/UCqj7Cz7revf5maW9g5pgNcg',
5194             'channel_follower_count': int
5195         },
5196     }, {
5197         'note': 'playlists, multipage, different order',
5198         'url': 'https://www.youtube.com/user/igorkle1/playlists?view=1&sort=dd',
5199         'playlist_mincount': 94,
5200         'info_dict': {
5201             'id': 'UCqj7Cz7revf5maW9g5pgNcg',
5202             'title': 'Igor Kleiner - Playlists',
5203             'description': 'md5:be97ee0f14ee314f1f002cf187166ee2',
5204             'uploader_id': 'UCqj7Cz7revf5maW9g5pgNcg',
5205             'uploader': 'Igor Kleiner',
5206             'uploader_url': 'https://www.youtube.com/channel/UCqj7Cz7revf5maW9g5pgNcg',
5207             'tags': ['"критическое', 'мышление"', '"наука', 'просто"', 'математика', '"анализ', 'данных"'],
5208             'channel_id': 'UCqj7Cz7revf5maW9g5pgNcg',
5209             'channel': 'Igor Kleiner',
5210             'channel_url': 'https://www.youtube.com/channel/UCqj7Cz7revf5maW9g5pgNcg',
5211             'channel_follower_count': int
5212         },
5213     }, {
5214         'note': 'playlists, series',
5215         'url': 'https://www.youtube.com/c/3blue1brown/playlists?view=50&sort=dd&shelf_id=3',
5216         'playlist_mincount': 5,
5217         'info_dict': {
5218             'id': 'UCYO_jab_esuFRV4b17AJtAw',
5219             'title': '3Blue1Brown - Playlists',
5220             'description': 'md5:e1384e8a133307dd10edee76e875d62f',
5221             'uploader_id': 'UCYO_jab_esuFRV4b17AJtAw',
5222             'uploader': '3Blue1Brown',
5223             'channel_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
5224             'uploader_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
5225             'channel': '3Blue1Brown',
5226             'channel_id': 'UCYO_jab_esuFRV4b17AJtAw',
5227             'tags': ['Mathematics'],
5228             'channel_follower_count': int
5229         },
5230     }, {
5231         'note': 'playlists, singlepage',
5232         'url': 'https://www.youtube.com/user/ThirstForScience/playlists',
5233         'playlist_mincount': 4,
5234         'info_dict': {
5235             'id': 'UCAEtajcuhQ6an9WEzY9LEMQ',
5236             'title': 'ThirstForScience - Playlists',
5237             'description': 'md5:609399d937ea957b0f53cbffb747a14c',
5238             'uploader': 'ThirstForScience',
5239             'uploader_id': 'UCAEtajcuhQ6an9WEzY9LEMQ',
5240             'uploader_url': 'https://www.youtube.com/channel/UCAEtajcuhQ6an9WEzY9LEMQ',
5241             'channel_url': 'https://www.youtube.com/channel/UCAEtajcuhQ6an9WEzY9LEMQ',
5242             'channel_id': 'UCAEtajcuhQ6an9WEzY9LEMQ',
5243             'tags': 'count:13',
5244             'channel': 'ThirstForScience',
5245             'channel_follower_count': int
5246         }
5247     }, {
5248         'url': 'https://www.youtube.com/c/ChristophLaimer/playlists',
5249         'only_matching': True,
5250     }, {
5251         'note': 'basic, single video playlist',
5252         'url': 'https://www.youtube.com/playlist?list=PL4lCao7KL_QFVb7Iudeipvc2BCavECqzc',
5253         'info_dict': {
5254             'uploader_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
5255             'uploader': 'Sergey M.',
5256             'id': 'PL4lCao7KL_QFVb7Iudeipvc2BCavECqzc',
5257             'title': 'youtube-dl public playlist',
5258             'description': '',
5259             'tags': [],
5260             'view_count': int,
5261             'modified_date': '20201130',
5262             'channel': 'Sergey M.',
5263             'channel_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
5264             'uploader_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
5265             'channel_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
5266             'availability': 'public',
5267         },
5268         'playlist_count': 1,
5269     }, {
5270         'note': 'empty playlist',
5271         'url': 'https://www.youtube.com/playlist?list=PL4lCao7KL_QFodcLWhDpGCYnngnHtQ-Xf',
5272         'info_dict': {
5273             'uploader_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
5274             'uploader': 'Sergey M.',
5275             'id': 'PL4lCao7KL_QFodcLWhDpGCYnngnHtQ-Xf',
5276             'title': 'youtube-dl empty playlist',
5277             'tags': [],
5278             'channel': 'Sergey M.',
5279             'description': '',
5280             'modified_date': '20160902',
5281             'channel_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
5282             'channel_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
5283             'uploader_url': 'https://www.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
5284             'availability': 'public',
5285         },
5286         'playlist_count': 0,
5287     }, {
5288         'note': 'Home tab',
5289         'url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w/featured',
5290         'info_dict': {
5291             'id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5292             'title': 'lex will - Home',
5293             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
5294             'uploader': 'lex will',
5295             'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5296             'channel': 'lex will',
5297             'tags': ['bible', 'history', 'prophesy'],
5298             'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5299             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5300             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5301             'channel_follower_count': int
5302         },
5303         'playlist_mincount': 2,
5304     }, {
5305         'note': 'Videos tab',
5306         'url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w/videos',
5307         'info_dict': {
5308             'id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5309             'title': 'lex will - Videos',
5310             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
5311             'uploader': 'lex will',
5312             'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5313             'tags': ['bible', 'history', 'prophesy'],
5314             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5315             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5316             'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5317             'channel': 'lex will',
5318             'channel_follower_count': int
5319         },
5320         'playlist_mincount': 975,
5321     }, {
5322         'note': 'Videos tab, sorted by popular',
5323         'url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w/videos?view=0&sort=p&flow=grid',
5324         'info_dict': {
5325             'id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5326             'title': 'lex will - Videos',
5327             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
5328             'uploader': 'lex will',
5329             'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5330             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5331             'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5332             'channel': 'lex will',
5333             'tags': ['bible', 'history', 'prophesy'],
5334             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5335             'channel_follower_count': int
5336         },
5337         'playlist_mincount': 199,
5338     }, {
5339         'note': 'Playlists tab',
5340         'url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w/playlists',
5341         'info_dict': {
5342             'id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5343             'title': 'lex will - Playlists',
5344             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
5345             'uploader': 'lex will',
5346             'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5347             'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5348             'channel': 'lex will',
5349             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5350             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5351             'tags': ['bible', 'history', 'prophesy'],
5352             'channel_follower_count': int
5353         },
5354         'playlist_mincount': 17,
5355     }, {
5356         'note': 'Community tab',
5357         'url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w/community',
5358         'info_dict': {
5359             'id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5360             'title': 'lex will - Community',
5361             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
5362             'uploader': 'lex will',
5363             'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5364             'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5365             'channel': 'lex will',
5366             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5367             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5368             'tags': ['bible', 'history', 'prophesy'],
5369             'channel_follower_count': int
5370         },
5371         'playlist_mincount': 18,
5372     }, {
5373         'note': 'Channels tab',
5374         'url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w/channels',
5375         'info_dict': {
5376             'id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5377             'title': 'lex will - Channels',
5378             'description': 'md5:2163c5d0ff54ed5f598d6a7e6211e488',
5379             'uploader': 'lex will',
5380             'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5381             'uploader_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5382             'channel': 'lex will',
5383             'channel_url': 'https://www.youtube.com/channel/UCKfVa3S1e4PHvxWcwyMMg8w',
5384             'channel_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',
5385             'tags': ['bible', 'history', 'prophesy'],
5386             'channel_follower_count': int
5387         },
5388         'playlist_mincount': 12,
5389     }, {
5390         'note': 'Search tab',
5391         'url': 'https://www.youtube.com/c/3blue1brown/search?query=linear%20algebra',
5392         'playlist_mincount': 40,
5393         'info_dict': {
5394             'id': 'UCYO_jab_esuFRV4b17AJtAw',
5395             'title': '3Blue1Brown - Search - linear algebra',
5396             'description': 'md5:e1384e8a133307dd10edee76e875d62f',
5397             'uploader': '3Blue1Brown',
5398             'uploader_id': 'UCYO_jab_esuFRV4b17AJtAw',
5399             'channel_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
5400             'uploader_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
5401             'tags': ['Mathematics'],
5402             'channel': '3Blue1Brown',
5403             'channel_id': 'UCYO_jab_esuFRV4b17AJtAw',
5404             'channel_follower_count': int
5405         },
5406     }, {
5407         'url': 'https://invidio.us/channel/UCmlqkdCBesrv2Lak1mF_MxA',
5408         'only_matching': True,
5409     }, {
5410         'url': 'https://www.youtubekids.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
5411         'only_matching': True,
5412     }, {
5413         'url': 'https://music.youtube.com/channel/UCmlqkdCBesrv2Lak1mF_MxA',
5414         'only_matching': True,
5415     }, {
5416         'note': 'Playlist with deleted videos (#651). As a bonus, the video #51 is also twice in this list.',
5417         'url': 'https://www.youtube.com/playlist?list=PLwP_SiAcdui0KVebT0mU9Apz359a4ubsC',
5418         'info_dict': {
5419             'title': '29C3: Not my department',
5420             'id': 'PLwP_SiAcdui0KVebT0mU9Apz359a4ubsC',
5421             'uploader': 'Christiaan008',
5422             'uploader_id': 'UCEPzS1rYsrkqzSLNp76nrcg',
5423             'description': 'md5:a14dc1a8ef8307a9807fe136a0660268',
5424             'tags': [],
5425             'uploader_url': 'https://www.youtube.com/c/ChRiStIaAn008',
5426             'view_count': int,
5427             'modified_date': '20150605',
5428             'channel_id': 'UCEPzS1rYsrkqzSLNp76nrcg',
5429             'channel_url': 'https://www.youtube.com/c/ChRiStIaAn008',
5430             'channel': 'Christiaan008',
5431             'availability': 'public',
5432         },
5433         'playlist_count': 96,
5434     }, {
5435         'note': 'Large playlist',
5436         'url': 'https://www.youtube.com/playlist?list=UUBABnxM4Ar9ten8Mdjj1j0Q',
5437         'info_dict': {
5438             'title': 'Uploads from Cauchemar',
5439             'id': 'UUBABnxM4Ar9ten8Mdjj1j0Q',
5440             'uploader': 'Cauchemar',
5441             'uploader_id': 'UCBABnxM4Ar9ten8Mdjj1j0Q',
5442             'channel_url': 'https://www.youtube.com/c/Cauchemar89',
5443             'tags': [],
5444             'modified_date': r're:\d{8}',
5445             'channel': 'Cauchemar',
5446             'uploader_url': 'https://www.youtube.com/c/Cauchemar89',
5447             'view_count': int,
5448             'description': '',
5449             'channel_id': 'UCBABnxM4Ar9ten8Mdjj1j0Q',
5450             'availability': 'public',
5451         },
5452         'playlist_mincount': 1123,
5453         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
5454     }, {
5455         'note': 'even larger playlist, 8832 videos',
5456         'url': 'http://www.youtube.com/user/NASAgovVideo/videos',
5457         'only_matching': True,
5458     }, {
5459         'note': 'Buggy playlist: the webpage has a "Load more" button but it doesn\'t have more videos',
5460         'url': 'https://www.youtube.com/playlist?list=UUXw-G3eDE9trcvY2sBMM_aA',
5461         'info_dict': {
5462             'title': 'Uploads from Interstellar Movie',
5463             'id': 'UUXw-G3eDE9trcvY2sBMM_aA',
5464             'uploader': 'Interstellar Movie',
5465             'uploader_id': 'UCXw-G3eDE9trcvY2sBMM_aA',
5466             'uploader_url': 'https://www.youtube.com/c/InterstellarMovie',
5467             'tags': [],
5468             'view_count': int,
5469             'channel_id': 'UCXw-G3eDE9trcvY2sBMM_aA',
5470             'channel_url': 'https://www.youtube.com/c/InterstellarMovie',
5471             'channel': 'Interstellar Movie',
5472             'description': '',
5473             'modified_date': r're:\d{8}',
5474             'availability': 'public',
5475         },
5476         'playlist_mincount': 21,
5477     }, {
5478         'note': 'Playlist with "show unavailable videos" button',
5479         'url': 'https://www.youtube.com/playlist?list=UUTYLiWFZy8xtPwxFwX9rV7Q',
5480         'info_dict': {
5481             'title': 'Uploads from Phim Siêu Nhân Nhật Bản',
5482             'id': 'UUTYLiWFZy8xtPwxFwX9rV7Q',
5483             'uploader': 'Phim Siêu Nhân Nhật Bản',
5484             'uploader_id': 'UCTYLiWFZy8xtPwxFwX9rV7Q',
5485             'view_count': int,
5486             'channel': 'Phim Siêu Nhân Nhật Bản',
5487             'tags': [],
5488             'uploader_url': 'https://www.youtube.com/channel/UCTYLiWFZy8xtPwxFwX9rV7Q',
5489             'description': '',
5490             'channel_url': 'https://www.youtube.com/channel/UCTYLiWFZy8xtPwxFwX9rV7Q',
5491             'channel_id': 'UCTYLiWFZy8xtPwxFwX9rV7Q',
5492             'modified_date': r're:\d{8}',
5493             'availability': 'public',
5494         },
5495         'playlist_mincount': 200,
5496         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
5497     }, {
5498         'note': 'Playlist with unavailable videos in page 7',
5499         'url': 'https://www.youtube.com/playlist?list=UU8l9frL61Yl5KFOl87nIm2w',
5500         'info_dict': {
5501             'title': 'Uploads from BlankTV',
5502             'id': 'UU8l9frL61Yl5KFOl87nIm2w',
5503             'uploader': 'BlankTV',
5504             'uploader_id': 'UC8l9frL61Yl5KFOl87nIm2w',
5505             'channel': 'BlankTV',
5506             'channel_url': 'https://www.youtube.com/c/blanktv',
5507             'channel_id': 'UC8l9frL61Yl5KFOl87nIm2w',
5508             'view_count': int,
5509             'tags': [],
5510             'uploader_url': 'https://www.youtube.com/c/blanktv',
5511             'modified_date': r're:\d{8}',
5512             'description': '',
5513             'availability': 'public',
5514         },
5515         'playlist_mincount': 1000,
5516         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
5517     }, {
5518         'note': 'https://github.com/ytdl-org/youtube-dl/issues/21844',
5519         'url': 'https://www.youtube.com/playlist?list=PLzH6n4zXuckpfMu_4Ff8E7Z1behQks5ba',
5520         'info_dict': {
5521             'title': 'Data Analysis with Dr Mike Pound',
5522             'id': 'PLzH6n4zXuckpfMu_4Ff8E7Z1behQks5ba',
5523             'uploader_id': 'UC9-y-6csu5WGm29I7JiwpnA',
5524             'uploader': 'Computerphile',
5525             'description': 'md5:7f567c574d13d3f8c0954d9ffee4e487',
5526             'uploader_url': 'https://www.youtube.com/user/Computerphile',
5527             'tags': [],
5528             'view_count': int,
5529             'channel_id': 'UC9-y-6csu5WGm29I7JiwpnA',
5530             'channel_url': 'https://www.youtube.com/user/Computerphile',
5531             'channel': 'Computerphile',
5532             'availability': 'public',
5533             'modified_date': '20190712',
5534         },
5535         'playlist_mincount': 11,
5536     }, {
5537         'url': 'https://invidio.us/playlist?list=PL4lCao7KL_QFVb7Iudeipvc2BCavECqzc',
5538         'only_matching': True,
5539     }, {
5540         'note': 'Playlist URL that does not actually serve a playlist',
5541         'url': 'https://www.youtube.com/watch?v=FqZTN594JQw&list=PLMYEtVRpaqY00V9W81Cwmzp6N6vZqfUKD4',
5542         'info_dict': {
5543             'id': 'FqZTN594JQw',
5544             'ext': 'webm',
5545             'title': "Smiley's People 01 detective, Adventure Series, Action",
5546             'uploader': 'STREEM',
5547             'uploader_id': 'UCyPhqAZgwYWZfxElWVbVJng',
5548             'uploader_url': r're:https?://(?:www\.)?youtube\.com/channel/UCyPhqAZgwYWZfxElWVbVJng',
5549             'upload_date': '20150526',
5550             'license': 'Standard YouTube License',
5551             'description': 'md5:507cdcb5a49ac0da37a920ece610be80',
5552             'categories': ['People & Blogs'],
5553             'tags': list,
5554             'view_count': int,
5555             'like_count': int,
5556         },
5557         'params': {
5558             'skip_download': True,
5559         },
5560         'skip': 'This video is not available.',
5561         'add_ie': [YoutubeIE.ie_key()],
5562     }, {
5563         'url': 'https://www.youtubekids.com/watch?v=Agk7R8I8o5U&list=PUZ6jURNr1WQZCNHF0ao-c0g',
5564         'only_matching': True,
5565     }, {
5566         'url': 'https://www.youtube.com/watch?v=MuAGGZNfUkU&list=RDMM',
5567         'only_matching': True,
5568     }, {
5569         'url': 'https://www.youtube.com/channel/UCoMdktPbSTixAyNGwb-UYkQ/live',
5570         'info_dict': {
5571             'id': 'Wq15eF5vCbI',  # This will keep changing
5572             'ext': 'mp4',
5573             'title': str,
5574             'uploader': 'Sky News',
5575             'uploader_id': 'skynews',
5576             'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/skynews',
5577             'upload_date': r're:\d{8}',
5578             'description': str,
5579             'categories': ['News & Politics'],
5580             'tags': list,
5581             'like_count': int,
5582             'release_timestamp': int,
5583             'channel': 'Sky News',
5584             'channel_id': 'UCoMdktPbSTixAyNGwb-UYkQ',
5585             'age_limit': 0,
5586             'view_count': int,
5587             'thumbnail': r're:https?://i\.ytimg\.com/vi/[^/]+/maxresdefault(?:_live)?\.jpg',
5588             'playable_in_embed': True,
5589             'release_date': r're:\d+',
5590             'availability': 'public',
5591             'live_status': 'is_live',
5592             'channel_url': 'https://www.youtube.com/channel/UCoMdktPbSTixAyNGwb-UYkQ',
5593             'channel_follower_count': int,
5594             'concurrent_view_count': int,
5595         },
5596         'params': {
5597             'skip_download': True,
5598         },
5599         'expected_warnings': ['Ignoring subtitle tracks found in '],
5600     }, {
5601         'url': 'https://www.youtube.com/user/TheYoungTurks/live',
5602         'info_dict': {
5603             'id': 'a48o2S1cPoo',
5604             'ext': 'mp4',
5605             'title': 'The Young Turks - Live Main Show',
5606             'uploader': 'The Young Turks',
5607             'uploader_id': 'TheYoungTurks',
5608             'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/TheYoungTurks',
5609             'upload_date': '20150715',
5610             'license': 'Standard YouTube License',
5611             'description': 'md5:438179573adcdff3c97ebb1ee632b891',
5612             'categories': ['News & Politics'],
5613             'tags': ['Cenk Uygur (TV Program Creator)', 'The Young Turks (Award-Winning Work)', 'Talk Show (TV Genre)'],
5614             'like_count': int,
5615         },
5616         'params': {
5617             'skip_download': True,
5618         },
5619         'only_matching': True,
5620     }, {
5621         'url': 'https://www.youtube.com/channel/UC1yBKRuGpC1tSM73A0ZjYjQ/live',
5622         'only_matching': True,
5623     }, {
5624         'url': 'https://www.youtube.com/c/CommanderVideoHq/live',
5625         'only_matching': True,
5626     }, {
5627         'note': 'A channel that is not live. Should raise error',
5628         'url': 'https://www.youtube.com/user/numberphile/live',
5629         'only_matching': True,
5630     }, {
5631         'url': 'https://www.youtube.com/feed/trending',
5632         'only_matching': True,
5633     }, {
5634         'url': 'https://www.youtube.com/feed/library',
5635         'only_matching': True,
5636     }, {
5637         'url': 'https://www.youtube.com/feed/history',
5638         'only_matching': True,
5639     }, {
5640         'url': 'https://www.youtube.com/feed/subscriptions',
5641         'only_matching': True,
5642     }, {
5643         'url': 'https://www.youtube.com/feed/watch_later',
5644         'only_matching': True,
5645     }, {
5646         'note': 'Recommended - redirects to home page.',
5647         'url': 'https://www.youtube.com/feed/recommended',
5648         'only_matching': True,
5649     }, {
5650         'note': 'inline playlist with not always working continuations',
5651         'url': 'https://www.youtube.com/watch?v=UC6u0Tct-Fo&list=PL36D642111D65BE7C',
5652         'only_matching': True,
5653     }, {
5654         'url': 'https://www.youtube.com/course',
5655         'only_matching': True,
5656     }, {
5657         'url': 'https://www.youtube.com/zsecurity',
5658         'only_matching': True,
5659     }, {
5660         'url': 'http://www.youtube.com/NASAgovVideo/videos',
5661         'only_matching': True,
5662     }, {
5663         'url': 'https://www.youtube.com/TheYoungTurks/live',
5664         'only_matching': True,
5665     }, {
5666         'url': 'https://www.youtube.com/hashtag/cctv9',
5667         'info_dict': {
5668             'id': 'cctv9',
5669             'title': '#cctv9',
5670             'tags': [],
5671         },
5672         'playlist_mincount': 300,  # not consistent but should be over 300
5673     }, {
5674         'url': 'https://www.youtube.com/watch?list=PLW4dVinRY435CBE_JD3t-0SRXKfnZHS1P&feature=youtu.be&v=M9cJMXmQ_ZU',
5675         'only_matching': True,
5676     }, {
5677         'note': 'Requires Premium: should request additional YTM-info webpage (and have format 141) for videos in playlist',
5678         'url': 'https://music.youtube.com/playlist?list=PLRBp0Fe2GpgmgoscNFLxNyBVSFVdYmFkq',
5679         'only_matching': True
5680     }, {
5681         'note': '/browse/ should redirect to /channel/',
5682         'url': 'https://music.youtube.com/browse/UC1a8OFewdjuLq6KlF8M_8Ng',
5683         'only_matching': True
5684     }, {
5685         'note': 'VLPL, should redirect to playlist?list=PL...',
5686         'url': 'https://music.youtube.com/browse/VLPLRBp0Fe2GpgmgoscNFLxNyBVSFVdYmFkq',
5687         'info_dict': {
5688             'id': 'PLRBp0Fe2GpgmgoscNFLxNyBVSFVdYmFkq',
5689             'uploader': 'NoCopyrightSounds',
5690             'description': 'Providing you with copyright free / safe music for gaming, live streaming, studying and more!',
5691             'uploader_id': 'UC_aEa8K-EOJ3D6gOs7HcyNg',
5692             'title': 'NCS : All Releases 💿',
5693             'uploader_url': 'https://www.youtube.com/c/NoCopyrightSounds',
5694             'channel_url': 'https://www.youtube.com/c/NoCopyrightSounds',
5695             'modified_date': r're:\d{8}',
5696             'view_count': int,
5697             'channel_id': 'UC_aEa8K-EOJ3D6gOs7HcyNg',
5698             'tags': [],
5699             'channel': 'NoCopyrightSounds',
5700             'availability': 'public',
5701         },
5702         'playlist_mincount': 166,
5703         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
5704     }, {
5705         'note': 'Topic, should redirect to playlist?list=UU...',
5706         'url': 'https://music.youtube.com/browse/UC9ALqqC4aIeG5iDs7i90Bfw',
5707         'info_dict': {
5708             'id': 'UU9ALqqC4aIeG5iDs7i90Bfw',
5709             'uploader_id': 'UC9ALqqC4aIeG5iDs7i90Bfw',
5710             'title': 'Uploads from Royalty Free Music - Topic',
5711             'uploader': 'Royalty Free Music - Topic',
5712             'tags': [],
5713             'channel_id': 'UC9ALqqC4aIeG5iDs7i90Bfw',
5714             'channel': 'Royalty Free Music - Topic',
5715             'view_count': int,
5716             'channel_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
5717             'channel_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
5718             'modified_date': r're:\d{8}',
5719             'uploader_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
5720             'description': '',
5721             'availability': 'public',
5722         },
5723         'playlist_mincount': 101,
5724     }, {
5725         # Destination channel with only a hidden self tab (tab id is UCtFRv9O2AHqOZjjynzrv-xg)
5726         # Treat as a general feed
5727         'url': 'https://www.youtube.com/channel/UCtFRv9O2AHqOZjjynzrv-xg',
5728         'info_dict': {
5729             'id': 'UCtFRv9O2AHqOZjjynzrv-xg',
5730             'title': 'UCtFRv9O2AHqOZjjynzrv-xg',
5731             'tags': [],
5732         },
5733         'playlist_mincount': 9,
5734     }, {
5735         'note': 'Youtube music Album',
5736         'url': 'https://music.youtube.com/browse/MPREb_gTAcphH99wE',
5737         'info_dict': {
5738             'id': 'OLAK5uy_l1m0thk3g31NmIIz_vMIbWtyv7eZixlH0',
5739             'title': 'Album - Royalty Free Music Library V2 (50 Songs)',
5740             'tags': [],
5741             'view_count': int,
5742             'description': '',
5743             'availability': 'unlisted',
5744             'modified_date': r're:\d{8}',
5745         },
5746         'playlist_count': 50,
5747     }, {
5748         'note': 'unlisted single video playlist',
5749         'url': 'https://www.youtube.com/playlist?list=PLwL24UFy54GrB3s2KMMfjZscDi1x5Dajf',
5750         'info_dict': {
5751             'uploader_id': 'UC9zHu_mHU96r19o-wV5Qs1Q',
5752             'uploader': 'colethedj',
5753             'id': 'PLwL24UFy54GrB3s2KMMfjZscDi1x5Dajf',
5754             'title': 'yt-dlp unlisted playlist test',
5755             'availability': 'unlisted',
5756             'tags': [],
5757             'modified_date': '20220418',
5758             'channel': 'colethedj',
5759             'view_count': int,
5760             'description': '',
5761             'uploader_url': 'https://www.youtube.com/channel/UC9zHu_mHU96r19o-wV5Qs1Q',
5762             'channel_id': 'UC9zHu_mHU96r19o-wV5Qs1Q',
5763             'channel_url': 'https://www.youtube.com/channel/UC9zHu_mHU96r19o-wV5Qs1Q',
5764         },
5765         'playlist_count': 1,
5766     }, {
5767         'note': 'API Fallback: Recommended - redirects to home page. Requires visitorData',
5768         'url': 'https://www.youtube.com/feed/recommended',
5769         'info_dict': {
5770             'id': 'recommended',
5771             'title': 'recommended',
5772             'tags': [],
5773         },
5774         'playlist_mincount': 50,
5775         'params': {
5776             'skip_download': True,
5777             'extractor_args': {'youtubetab': {'skip': ['webpage']}}
5778         },
5779     }, {
5780         'note': 'API Fallback: /videos tab, sorted by oldest first',
5781         'url': 'https://www.youtube.com/user/theCodyReeder/videos?view=0&sort=da&flow=grid',
5782         'info_dict': {
5783             'id': 'UCu6mSoMNzHQiBIOCkHUa2Aw',
5784             'title': 'Cody\'sLab - Videos',
5785             'description': 'md5:d083b7c2f0c67ee7a6c74c3e9b4243fa',
5786             'uploader': 'Cody\'sLab',
5787             'uploader_id': 'UCu6mSoMNzHQiBIOCkHUa2Aw',
5788             'channel': 'Cody\'sLab',
5789             'channel_id': 'UCu6mSoMNzHQiBIOCkHUa2Aw',
5790             'tags': [],
5791             'channel_url': 'https://www.youtube.com/channel/UCu6mSoMNzHQiBIOCkHUa2Aw',
5792             'uploader_url': 'https://www.youtube.com/channel/UCu6mSoMNzHQiBIOCkHUa2Aw',
5793             'channel_follower_count': int
5794         },
5795         'playlist_mincount': 650,
5796         'params': {
5797             'skip_download': True,
5798             'extractor_args': {'youtubetab': {'skip': ['webpage']}}
5799         },
5800         'skip': 'Query for sorting no longer works',
5801     }, {
5802         'note': 'API Fallback: Topic, should redirect to playlist?list=UU...',
5803         'url': 'https://music.youtube.com/browse/UC9ALqqC4aIeG5iDs7i90Bfw',
5804         'info_dict': {
5805             'id': 'UU9ALqqC4aIeG5iDs7i90Bfw',
5806             'uploader_id': 'UC9ALqqC4aIeG5iDs7i90Bfw',
5807             'title': 'Uploads from Royalty Free Music - Topic',
5808             'uploader': 'Royalty Free Music - Topic',
5809             'modified_date': r're:\d{8}',
5810             'channel_id': 'UC9ALqqC4aIeG5iDs7i90Bfw',
5811             'description': '',
5812             'channel_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
5813             'tags': [],
5814             'channel': 'Royalty Free Music - Topic',
5815             'view_count': int,
5816             'uploader_url': 'https://www.youtube.com/channel/UC9ALqqC4aIeG5iDs7i90Bfw',
5817             'availability': 'public',
5818         },
5819         'playlist_mincount': 101,
5820         'params': {
5821             'skip_download': True,
5822             'extractor_args': {'youtubetab': {'skip': ['webpage']}}
5823         },
5824     }, {
5825         'note': 'non-standard redirect to regional channel',
5826         'url': 'https://www.youtube.com/channel/UCwVVpHQ2Cs9iGJfpdFngePQ',
5827         'only_matching': True
5828     }, {
5829         'note': 'collaborative playlist (uploader name in the form "by <uploader> and x other(s)")',
5830         'url': 'https://www.youtube.com/playlist?list=PLx-_-Kk4c89oOHEDQAojOXzEzemXxoqx6',
5831         'info_dict': {
5832             'id': 'PLx-_-Kk4c89oOHEDQAojOXzEzemXxoqx6',
5833             'modified_date': '20220407',
5834             'channel_url': 'https://www.youtube.com/channel/UCKcqXmCcyqnhgpA5P0oHH_Q',
5835             'tags': [],
5836             'uploader_id': 'UCKcqXmCcyqnhgpA5P0oHH_Q',
5837             'uploader': 'pukkandan',
5838             'availability': 'unlisted',
5839             'channel_id': 'UCKcqXmCcyqnhgpA5P0oHH_Q',
5840             'channel': 'pukkandan',
5841             'description': 'Test for collaborative playlist',
5842             'title': 'yt-dlp test - collaborative playlist',
5843             'view_count': int,
5844             'uploader_url': 'https://www.youtube.com/channel/UCKcqXmCcyqnhgpA5P0oHH_Q',
5845         },
5846         'playlist_mincount': 2
5847     }, {
5848         'note': 'translated tab name',
5849         'url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA/playlists',
5850         'info_dict': {
5851             'id': 'UCiu-3thuViMebBjw_5nWYrA',
5852             'tags': [],
5853             'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
5854             'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
5855             'description': 'test description',
5856             'title': 'cole-dlp-test-acc - 再生リスト',
5857             'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
5858             'uploader': 'cole-dlp-test-acc',
5859             'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
5860             'channel': 'cole-dlp-test-acc',
5861         },
5862         'playlist_mincount': 1,
5863         'params': {'extractor_args': {'youtube': {'lang': ['ja']}}},
5864         'expected_warnings': ['Preferring "ja"'],
5865     }, {
5866         # XXX: this should really check flat playlist entries, but the test suite doesn't support that
5867         'note': 'preferred lang set with playlist with translated video titles',
5868         'url': 'https://www.youtube.com/playlist?list=PLt5yu3-wZAlQAaPZ5Z-rJoTdbT-45Q7c0',
5869         'info_dict': {
5870             'id': 'PLt5yu3-wZAlQAaPZ5Z-rJoTdbT-45Q7c0',
5871             'tags': [],
5872             'view_count': int,
5873             'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
5874             'uploader': 'cole-dlp-test-acc',
5875             'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
5876             'channel': 'cole-dlp-test-acc',
5877             'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
5878             'description': 'test',
5879             'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
5880             'title': 'dlp test playlist',
5881             'availability': 'public',
5882         },
5883         'playlist_mincount': 1,
5884         'params': {'extractor_args': {'youtube': {'lang': ['ja']}}},
5885         'expected_warnings': ['Preferring "ja"'],
5886     }, {
5887         # shorts audio pivot for 2GtVksBMYFM.
5888         'url': 'https://www.youtube.com/feed/sfv_audio_pivot?bp=8gUrCikSJwoLMkd0VmtzQk1ZRk0SCzJHdFZrc0JNWUZNGgsyR3RWa3NCTVlGTQ==',
5889         'info_dict': {
5890             'id': 'sfv_audio_pivot',
5891             'title': 'sfv_audio_pivot',
5892             'tags': [],
5893         },
5894         'playlist_mincount': 50,
5895
5896     }, {
5897         # Channel with a real live tab (not to be mistaken with streams tab)
5898         # Do not treat like it should redirect to live stream
5899         'url': 'https://www.youtube.com/channel/UCEH7P7kyJIkS_gJf93VYbmg/live',
5900         'info_dict': {
5901             'id': 'UCEH7P7kyJIkS_gJf93VYbmg',
5902             'title': 'UCEH7P7kyJIkS_gJf93VYbmg - Live',
5903             'tags': [],
5904         },
5905         'playlist_mincount': 20,
5906     }, {
5907         # Tab name is not the same as tab id
5908         'url': 'https://www.youtube.com/channel/UCQvWX73GQygcwXOTSf_VDVg/letsplay',
5909         'info_dict': {
5910             'id': 'UCQvWX73GQygcwXOTSf_VDVg',
5911             'title': 'UCQvWX73GQygcwXOTSf_VDVg - Let\'s play',
5912             'tags': [],
5913         },
5914         'playlist_mincount': 8,
5915     }, {
5916         # Home tab id is literally home. Not to get mistaken with featured
5917         'url': 'https://www.youtube.com/channel/UCQvWX73GQygcwXOTSf_VDVg/home',
5918         'info_dict': {
5919             'id': 'UCQvWX73GQygcwXOTSf_VDVg',
5920             'title': 'UCQvWX73GQygcwXOTSf_VDVg - Home',
5921             'tags': [],
5922         },
5923         'playlist_mincount': 8,
5924     }, {
5925         # Should get three playlists for videos, shorts and streams tabs
5926         'url': 'https://www.youtube.com/channel/UCK9V2B22uJYu3N7eR_BT9QA',
5927         'info_dict': {
5928             'id': 'UCK9V2B22uJYu3N7eR_BT9QA',
5929             'title': 'Polka Ch. 尾丸ポルカ',
5930             'channel_follower_count': int,
5931             'channel_id': 'UCK9V2B22uJYu3N7eR_BT9QA',
5932             'channel_url': 'https://www.youtube.com/channel/UCK9V2B22uJYu3N7eR_BT9QA',
5933             'uploader': 'Polka Ch. 尾丸ポルカ',
5934             'description': 'md5:3b8df1ac5af337aa206e37ee3d181ec9',
5935             'channel': 'Polka Ch. 尾丸ポルカ',
5936             'tags': 'count:35',
5937             'uploader_url': 'https://www.youtube.com/channel/UCK9V2B22uJYu3N7eR_BT9QA',
5938             'uploader_id': 'UCK9V2B22uJYu3N7eR_BT9QA',
5939         },
5940         'playlist_count': 3,
5941     }, {
5942         # Shorts tab with channel with handle
5943         'url': 'https://www.youtube.com/@NotJustBikes/shorts',
5944         'info_dict': {
5945             'id': 'UC0intLFzLaudFG-xAvUEO-A',
5946             'title': 'Not Just Bikes - Shorts',
5947             'tags': 'count:12',
5948             'uploader': 'Not Just Bikes',
5949             'channel_url': 'https://www.youtube.com/channel/UC0intLFzLaudFG-xAvUEO-A',
5950             'description': 'md5:7513148b1f02b924783157d84c4ea555',
5951             'channel_follower_count': int,
5952             'uploader_id': 'UC0intLFzLaudFG-xAvUEO-A',
5953             'channel_id': 'UC0intLFzLaudFG-xAvUEO-A',
5954             'uploader_url': 'https://www.youtube.com/channel/UC0intLFzLaudFG-xAvUEO-A',
5955             'channel': 'Not Just Bikes',
5956         },
5957         'playlist_mincount': 10,
5958     }, {
5959         # Streams tab
5960         'url': 'https://www.youtube.com/channel/UC3eYAvjCVwNHgkaGbXX3sig/streams',
5961         'info_dict': {
5962             'id': 'UC3eYAvjCVwNHgkaGbXX3sig',
5963             'title': '中村悠一 - Live',
5964             'tags': 'count:7',
5965             'channel_id': 'UC3eYAvjCVwNHgkaGbXX3sig',
5966             'channel_url': 'https://www.youtube.com/channel/UC3eYAvjCVwNHgkaGbXX3sig',
5967             'uploader_id': 'UC3eYAvjCVwNHgkaGbXX3sig',
5968             'channel': '中村悠一',
5969             'uploader_url': 'https://www.youtube.com/channel/UC3eYAvjCVwNHgkaGbXX3sig',
5970             'channel_follower_count': int,
5971             'uploader': '中村悠一',
5972             'description': 'md5:e744f6c93dafa7a03c0c6deecb157300',
5973         },
5974         'playlist_mincount': 60,
5975     }, {
5976         # Channel with no uploads and hence no videos, streams, shorts tabs or uploads playlist. This should fail.
5977         # See test_youtube_lists
5978         'url': 'https://www.youtube.com/channel/UC2yXPzFejc422buOIzn_0CA',
5979         'only_matching': True,
5980     }, {
5981         # No uploads and no UCID given. Should fail with no uploads error
5982         # See test_youtube_lists
5983         'url': 'https://www.youtube.com/news',
5984         'only_matching': True
5985     }, {
5986         # No videos tab but has a shorts tab
5987         'url': 'https://www.youtube.com/c/TKFShorts',
5988         'info_dict': {
5989             'id': 'UCgJ5_1F6yJhYLnyMszUdmUg',
5990             'title': 'Shorts Break - Shorts',
5991             'tags': 'count:32',
5992             'channel_id': 'UCgJ5_1F6yJhYLnyMszUdmUg',
5993             'channel': 'Shorts Break',
5994             'description': 'md5:a6c234cf3d50d878ef8721e34457cd11',
5995             'uploader': 'Shorts Break',
5996             'channel_follower_count': int,
5997             'uploader_id': 'UCgJ5_1F6yJhYLnyMszUdmUg',
5998             'uploader_url': 'https://www.youtube.com/channel/UCgJ5_1F6yJhYLnyMszUdmUg',
5999             'channel_url': 'https://www.youtube.com/channel/UCgJ5_1F6yJhYLnyMszUdmUg',
6000         },
6001         'playlist_mincount': 30,
6002     }, {
6003         # Trending Now Tab. tab id is empty
6004         'url': 'https://www.youtube.com/feed/trending',
6005         'info_dict': {
6006             'id': 'trending',
6007             'title': 'trending - Now',
6008             'tags': [],
6009         },
6010         'playlist_mincount': 30,
6011     }, {
6012         # Trending Gaming Tab. tab id is empty
6013         'url': 'https://www.youtube.com/feed/trending?bp=4gIcGhpnYW1pbmdfY29ycHVzX21vc3RfcG9wdWxhcg%3D%3D',
6014         'info_dict': {
6015             'id': 'trending',
6016             'title': 'trending - Gaming',
6017             'tags': [],
6018         },
6019         'playlist_mincount': 30,
6020     }, {
6021         # Shorts url result in shorts tab
6022         'url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA/shorts',
6023         'info_dict': {
6024             'id': 'UCiu-3thuViMebBjw_5nWYrA',
6025             'title': 'cole-dlp-test-acc - Shorts',
6026             'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
6027             'channel': 'cole-dlp-test-acc',
6028             'description': 'test description',
6029             'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
6030             'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
6031             'tags': [],
6032             'uploader': 'cole-dlp-test-acc',
6033             'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
6034
6035         },
6036         'playlist': [{
6037             'info_dict': {
6038                 '_type': 'url',
6039                 'ie_key': 'Youtube',
6040                 'url': 'https://www.youtube.com/shorts/sSM9J5YH_60',
6041                 'id': 'sSM9J5YH_60',
6042                 'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
6043                 'title': 'SHORT short',
6044                 'channel': 'cole-dlp-test-acc',
6045                 'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
6046                 'view_count': int,
6047                 'thumbnails': list,
6048             }
6049         }],
6050         'params': {'extract_flat': True},
6051     }, {
6052         # Live video status should be extracted
6053         'url': 'https://www.youtube.com/channel/UCQvWX73GQygcwXOTSf_VDVg/live',
6054         'info_dict': {
6055             'id': 'UCQvWX73GQygcwXOTSf_VDVg',
6056             'title': 'UCQvWX73GQygcwXOTSf_VDVg - Live',  # TODO, should be Minecraft - Live or Minecraft - Topic - Live
6057             'tags': []
6058         },
6059         'playlist': [{
6060             'info_dict': {
6061                 '_type': 'url',
6062                 'ie_key': 'Youtube',
6063                 'url': 'startswith:https://www.youtube.com/watch?v=',
6064                 'id': str,
6065                 'title': str,
6066                 'live_status': 'is_live',
6067                 'channel_id': str,
6068                 'channel_url': str,
6069                 'concurrent_view_count': int,
6070                 'channel': str,
6071             }
6072         }],
6073         'params': {'extract_flat': True, 'playlist_items': '1'},
6074         'playlist_mincount': 1
6075     }, {
6076         # Channel renderer metadata. Contains number of videos on the channel
6077         'url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA/channels',
6078         'info_dict': {
6079             'id': 'UCiu-3thuViMebBjw_5nWYrA',
6080             'title': 'cole-dlp-test-acc - Channels',
6081             'uploader_id': 'UCiu-3thuViMebBjw_5nWYrA',
6082             'channel': 'cole-dlp-test-acc',
6083             'description': 'test description',
6084             'channel_id': 'UCiu-3thuViMebBjw_5nWYrA',
6085             'channel_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
6086             'tags': [],
6087             'uploader': 'cole-dlp-test-acc',
6088             'uploader_url': 'https://www.youtube.com/channel/UCiu-3thuViMebBjw_5nWYrA',
6089
6090         },
6091         'playlist': [{
6092             'info_dict': {
6093                 '_type': 'url',
6094                 'ie_key': 'YoutubeTab',
6095                 'url': 'https://www.youtube.com/channel/UC-lHJZR3Gqxm24_Vd_AJ5Yw',
6096                 'id': 'UC-lHJZR3Gqxm24_Vd_AJ5Yw',
6097                 'channel_id': 'UC-lHJZR3Gqxm24_Vd_AJ5Yw',
6098                 'title': 'PewDiePie',
6099                 'channel': 'PewDiePie',
6100                 'channel_url': 'https://www.youtube.com/channel/UC-lHJZR3Gqxm24_Vd_AJ5Yw',
6101                 'thumbnails': list,
6102                 'channel_follower_count': int,
6103                 'playlist_count': int
6104             }
6105         }],
6106         'params': {'extract_flat': True},
6107     }, {
6108         'url': 'https://www.youtube.com/@3blue1brown/about',
6109         'info_dict': {
6110             'id': 'UCYO_jab_esuFRV4b17AJtAw',
6111             'tags': ['Mathematics'],
6112             'title': '3Blue1Brown - About',
6113             'uploader_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
6114             'channel_follower_count': int,
6115             'channel_id': 'UCYO_jab_esuFRV4b17AJtAw',
6116             'uploader_id': 'UCYO_jab_esuFRV4b17AJtAw',
6117             'channel': '3Blue1Brown',
6118             'uploader': '3Blue1Brown',
6119             'view_count': int,
6120             'channel_url': 'https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw',
6121             'description': 'md5:e1384e8a133307dd10edee76e875d62f',
6122         },
6123         'playlist_count': 0,
6124     }]
6125
6126     @classmethod
6127     def suitable(cls, url):
6128         return False if YoutubeIE.suitable(url) else super().suitable(url)
6129
6130     _URL_RE = re.compile(rf'(?P<pre>{_VALID_URL})(?(not_channel)|(?P<tab>/[^?#/]+))?(?P<post>.*)$')
6131
6132     def _get_url_mobj(self, url):
6133         mobj = self._URL_RE.match(url).groupdict()
6134         mobj.update((k, '') for k, v in mobj.items() if v is None)
6135         return mobj
6136
6137     def _extract_tab_id_and_name(self, tab, base_url='https://www.youtube.com'):
6138         tab_name = (tab.get('title') or '').lower()
6139         tab_url = urljoin(base_url, traverse_obj(
6140             tab, ('endpoint', 'commandMetadata', 'webCommandMetadata', 'url')))
6141
6142         tab_id = (tab_url and self._get_url_mobj(tab_url)['tab'][1:]
6143                   or traverse_obj(tab, 'tabIdentifier', expected_type=str))
6144         if tab_id:
6145             return {
6146                 'TAB_ID_SPONSORSHIPS': 'membership',
6147             }.get(tab_id, tab_id), tab_name
6148
6149         # Fallback to tab name if we cannot get the tab id.
6150         # XXX: should we strip non-ascii letters? e.g. in case of 'let's play' tab example on special gaming channel
6151         # Note that in the case of translated tab name this may result in an empty string, which we don't want.
6152         if tab_name:
6153             self.write_debug(f'Falling back to selected tab name: {tab_name}')
6154         return {
6155             'home': 'featured',
6156             'live': 'streams',
6157         }.get(tab_name, tab_name), tab_name
6158
6159     def _has_tab(self, tabs, tab_id):
6160         return any(self._extract_tab_id_and_name(tab)[0] == tab_id for tab in tabs)
6161
6162     @YoutubeTabBaseInfoExtractor.passthrough_smuggled_data
6163     def _real_extract(self, url, smuggled_data):
6164         item_id = self._match_id(url)
6165         url = urllib.parse.urlunparse(
6166             urllib.parse.urlparse(url)._replace(netloc='www.youtube.com'))
6167         compat_opts = self.get_param('compat_opts', [])
6168
6169         mobj = self._get_url_mobj(url)
6170         pre, tab, post, is_channel = mobj['pre'], mobj['tab'], mobj['post'], not mobj['not_channel']
6171         if is_channel and smuggled_data.get('is_music_url'):
6172             if item_id[:2] == 'VL':  # Youtube music VL channels have an equivalent playlist
6173                 return self.url_result(
6174                     f'https://music.youtube.com/playlist?list={item_id[2:]}', YoutubeTabIE, item_id[2:])
6175             elif item_id[:2] == 'MP':  # Resolve albums (/[channel/browse]/MP...) to their equivalent playlist
6176                 mdata = self._extract_tab_endpoint(
6177                     f'https://music.youtube.com/channel/{item_id}', item_id, default_client='web_music')
6178                 murl = traverse_obj(mdata, ('microformat', 'microformatDataRenderer', 'urlCanonical'),
6179                                     get_all=False, expected_type=str)
6180                 if not murl:
6181                     raise ExtractorError('Failed to resolve album to playlist')
6182                 return self.url_result(murl, YoutubeTabIE)
6183             elif mobj['channel_type'] == 'browse':  # Youtube music /browse/ should be changed to /channel/
6184                 return self.url_result(
6185                     f'https://music.youtube.com/channel/{item_id}{tab}{post}', YoutubeTabIE, item_id)
6186
6187         original_tab_id, display_id = tab[1:], f'{item_id}{tab}'
6188         if is_channel and not tab and 'no-youtube-channel-redirect' not in compat_opts:
6189             url = f'{pre}/videos{post}'
6190         if smuggled_data.get('is_music_url'):
6191             self.report_warning(f'YouTube Music is not directly supported. Redirecting to {url}')
6192
6193         # Handle both video/playlist URLs
6194         qs = parse_qs(url)
6195         video_id, playlist_id = [traverse_obj(qs, (key, 0)) for key in ('v', 'list')]
6196         if not video_id and mobj['not_channel'].startswith('watch'):
6197             if not playlist_id:
6198                 # If there is neither video or playlist ids, youtube redirects to home page, which is undesirable
6199                 raise ExtractorError('A video URL was given without video ID', expected=True)
6200             # Common mistake: https://www.youtube.com/watch?list=playlist_id
6201             self.report_warning(f'A video URL was given without video ID. Trying to download playlist {playlist_id}')
6202             return self.url_result(
6203                 f'https://www.youtube.com/playlist?list={playlist_id}', YoutubeTabIE, playlist_id)
6204
6205         if not self._yes_playlist(playlist_id, video_id):
6206             return self.url_result(
6207                 f'https://www.youtube.com/watch?v={video_id}', YoutubeIE, video_id)
6208
6209         data, ytcfg = self._extract_data(url, display_id)
6210
6211         # YouTube may provide a non-standard redirect to the regional channel
6212         # See: https://github.com/yt-dlp/yt-dlp/issues/2694
6213         # https://support.google.com/youtube/answer/2976814#zippy=,conditional-redirects
6214         redirect_url = traverse_obj(
6215             data, ('onResponseReceivedActions', ..., 'navigateAction', 'endpoint', 'commandMetadata', 'webCommandMetadata', 'url'), get_all=False)
6216         if redirect_url and 'no-youtube-channel-redirect' not in compat_opts:
6217             redirect_url = ''.join((urljoin('https://www.youtube.com', redirect_url), tab, post))
6218             self.to_screen(f'This playlist is likely not available in your region. Following conditional redirect to {redirect_url}')
6219             return self.url_result(redirect_url, YoutubeTabIE)
6220
6221         tabs, extra_tabs = self._extract_tab_renderers(data), []
6222         if is_channel and tabs and 'no-youtube-channel-redirect' not in compat_opts:
6223             selected_tab = self._extract_selected_tab(tabs)
6224             selected_tab_id, selected_tab_name = self._extract_tab_id_and_name(selected_tab, url)  # NB: Name may be translated
6225             self.write_debug(f'Selected tab: {selected_tab_id!r} ({selected_tab_name}), Requested tab: {original_tab_id!r}')
6226
6227             if not original_tab_id and selected_tab_name:
6228                 self.to_screen('Downloading all uploads of the channel. '
6229                                'To download only the videos in a specific tab, pass the tab\'s URL')
6230                 if self._has_tab(tabs, 'streams'):
6231                     extra_tabs.append(''.join((pre, '/streams', post)))
6232                 if self._has_tab(tabs, 'shorts'):
6233                     extra_tabs.append(''.join((pre, '/shorts', post)))
6234                 # XXX: Members-only tab should also be extracted
6235
6236                 if not extra_tabs and selected_tab_id != 'videos':
6237                     # Channel does not have streams, shorts or videos tabs
6238                     if item_id[:2] != 'UC':
6239                         raise ExtractorError('This channel has no uploads', expected=True)
6240
6241                     # Topic channels don't have /videos. Use the equivalent playlist instead
6242                     pl_id = f'UU{item_id[2:]}'
6243                     pl_url = f'https://www.youtube.com/playlist?list={pl_id}'
6244                     try:
6245                         data, ytcfg = self._extract_data(pl_url, pl_id, ytcfg=ytcfg, fatal=True, webpage_fatal=True)
6246                     except ExtractorError:
6247                         raise ExtractorError('This channel has no uploads', expected=True)
6248                     else:
6249                         item_id, url = pl_id, pl_url
6250                         self.to_screen(
6251                             f'The channel does not have a videos, shorts, or live tab. Redirecting to playlist {pl_id} instead')
6252
6253                 elif extra_tabs and selected_tab_id != 'videos':
6254                     # When there are shorts/live tabs but not videos tab
6255                     url, data = f'{pre}{post}', None
6256
6257             elif (original_tab_id or 'videos') != selected_tab_id:
6258                 if original_tab_id == 'live':
6259                     # Live tab should have redirected to the video
6260                     # Except in the case the channel has an actual live tab
6261                     # Example: https://www.youtube.com/channel/UCEH7P7kyJIkS_gJf93VYbmg/live
6262                     raise UserNotLive(video_id=item_id)
6263                 elif selected_tab_name:
6264                     raise ExtractorError(f'This channel does not have a {original_tab_id} tab', expected=True)
6265
6266                 # For channels such as https://www.youtube.com/channel/UCtFRv9O2AHqOZjjynzrv-xg
6267                 url = f'{pre}{post}'
6268
6269         # YouTube sometimes provides a button to reload playlist with unavailable videos.
6270         if 'no-youtube-unavailable-videos' not in compat_opts:
6271             data = self._reload_with_unavailable_videos(display_id, data, ytcfg) or data
6272         self._extract_and_report_alerts(data, only_once=True)
6273
6274         tabs, entries = self._extract_tab_renderers(data), []
6275         if tabs:
6276             entries = [self._extract_from_tabs(item_id, ytcfg, data, tabs)]
6277             entries[0].update({
6278                 'extractor_key': YoutubeTabIE.ie_key(),
6279                 'extractor': YoutubeTabIE.IE_NAME,
6280                 'webpage_url': url,
6281             })
6282         if self.get_param('playlist_items') == '0':
6283             entries.extend(self.url_result(u, YoutubeTabIE) for u in extra_tabs)
6284         else:  # Users expect to get all `video_id`s even with `--flat-playlist`. So don't return `url_result`
6285             entries.extend(map(self._real_extract, extra_tabs))
6286
6287         if len(entries) == 1:
6288             return entries[0]
6289         elif entries:
6290             metadata = self._extract_metadata_from_tabs(item_id, data)
6291             uploads_url = 'the Uploads (UU) playlist URL'
6292             if try_get(metadata, lambda x: x['channel_id'].startswith('UC')):
6293                 uploads_url = f'https://www.youtube.com/playlist?list=UU{metadata["channel_id"][2:]}'
6294             self.to_screen(
6295                 'Downloading as multiple playlists, separated by tabs. '
6296                 f'To download as a single playlist instead, pass {uploads_url}')
6297             return self.playlist_result(entries, item_id, **metadata)
6298
6299         # Inline playlist
6300         playlist = traverse_obj(
6301             data, ('contents', 'twoColumnWatchNextResults', 'playlist', 'playlist'), expected_type=dict)
6302         if playlist:
6303             return self._extract_from_playlist(item_id, url, data, playlist, ytcfg)
6304
6305         video_id = traverse_obj(
6306             data, ('currentVideoEndpoint', 'watchEndpoint', 'videoId'), expected_type=str) or video_id
6307         if video_id:
6308             if tab != '/live':  # live tab is expected to redirect to video
6309                 self.report_warning(f'Unable to recognize playlist. Downloading just video {video_id}')
6310             return self.url_result(f'https://www.youtube.com/watch?v={video_id}', YoutubeIE, video_id)
6311
6312         raise ExtractorError('Unable to recognize tab page')
6313
6314
6315 class YoutubePlaylistIE(InfoExtractor):
6316     IE_DESC = 'YouTube playlists'
6317     _VALID_URL = r'''(?x)(?:
6318                         (?:https?://)?
6319                         (?:\w+\.)?
6320                         (?:
6321                             (?:
6322                                 youtube(?:kids)?\.com|
6323                                 %(invidious)s
6324                             )
6325                             /.*?\?.*?\blist=
6326                         )?
6327                         (?P<id>%(playlist_id)s)
6328                      )''' % {
6329         'playlist_id': YoutubeBaseInfoExtractor._PLAYLIST_ID_RE,
6330         'invidious': '|'.join(YoutubeBaseInfoExtractor._INVIDIOUS_SITES),
6331     }
6332     IE_NAME = 'youtube:playlist'
6333     _TESTS = [{
6334         'note': 'issue #673',
6335         'url': 'PLBB231211A4F62143',
6336         'info_dict': {
6337             'title': '[OLD]Team Fortress 2 (Class-based LP)',
6338             'id': 'PLBB231211A4F62143',
6339             'uploader': 'Wickman',
6340             'uploader_id': 'UCKSpbfbl5kRQpTdL7kMc-1Q',
6341             'description': 'md5:8fa6f52abb47a9552002fa3ddfc57fc2',
6342             'view_count': int,
6343             'uploader_url': 'https://www.youtube.com/c/WickmanVT',
6344             'modified_date': r're:\d{8}',
6345             'channel_id': 'UCKSpbfbl5kRQpTdL7kMc-1Q',
6346             'channel': 'Wickman',
6347             'tags': [],
6348             'channel_url': 'https://www.youtube.com/c/WickmanVT',
6349             'availability': 'public',
6350         },
6351         'playlist_mincount': 29,
6352     }, {
6353         'url': 'PLtPgu7CB4gbY9oDN3drwC3cMbJggS7dKl',
6354         'info_dict': {
6355             'title': 'YDL_safe_search',
6356             'id': 'PLtPgu7CB4gbY9oDN3drwC3cMbJggS7dKl',
6357         },
6358         'playlist_count': 2,
6359         'skip': 'This playlist is private',
6360     }, {
6361         'note': 'embedded',
6362         'url': 'https://www.youtube.com/embed/videoseries?list=PL6IaIsEjSbf96XFRuNccS_RuEXwNdsoEu',
6363         'playlist_count': 4,
6364         'info_dict': {
6365             'title': 'JODA15',
6366             'id': 'PL6IaIsEjSbf96XFRuNccS_RuEXwNdsoEu',
6367             'uploader': 'milan',
6368             'uploader_id': 'UCEI1-PVPcYXjB73Hfelbmaw',
6369             'description': '',
6370             'channel_url': 'https://www.youtube.com/channel/UCEI1-PVPcYXjB73Hfelbmaw',
6371             'tags': [],
6372             'modified_date': '20140919',
6373             'view_count': int,
6374             'channel': 'milan',
6375             'channel_id': 'UCEI1-PVPcYXjB73Hfelbmaw',
6376             'uploader_url': 'https://www.youtube.com/channel/UCEI1-PVPcYXjB73Hfelbmaw',
6377             'availability': 'public',
6378         },
6379         'expected_warnings': [r'[Uu]navailable videos? (is|are|will be) hidden'],
6380     }, {
6381         'url': 'http://www.youtube.com/embed/_xDOZElKyNU?list=PLsyOSbh5bs16vubvKePAQ1x3PhKavfBIl',
6382         'playlist_mincount': 455,
6383         'info_dict': {
6384             'title': '2018 Chinese New Singles (11/6 updated)',
6385             'id': 'PLsyOSbh5bs16vubvKePAQ1x3PhKavfBIl',
6386             'uploader': 'LBK',
6387             'uploader_id': 'UC21nz3_MesPLqtDqwdvnoxA',
6388             'description': 'md5:da521864744d60a198e3a88af4db0d9d',
6389             'channel': 'LBK',
6390             'view_count': int,
6391             'channel_url': 'https://www.youtube.com/c/愛低音的國王',
6392             'tags': [],
6393             'uploader_url': 'https://www.youtube.com/c/愛低音的國王',
6394             'channel_id': 'UC21nz3_MesPLqtDqwdvnoxA',
6395             'modified_date': r're:\d{8}',
6396             'availability': 'public',
6397         },
6398         'expected_warnings': [r'[Uu]navailable videos (are|will be) hidden'],
6399     }, {
6400         'url': 'TLGGrESM50VT6acwMjAyMjAxNw',
6401         'only_matching': True,
6402     }, {
6403         # music album playlist
6404         'url': 'OLAK5uy_m4xAFdmMC5rX3Ji3g93pQe3hqLZw_9LhM',
6405         'only_matching': True,
6406     }]
6407
6408     @classmethod
6409     def suitable(cls, url):
6410         if YoutubeTabIE.suitable(url):
6411             return False
6412         from ..utils import parse_qs
6413         qs = parse_qs(url)
6414         if qs.get('v', [None])[0]:
6415             return False
6416         return super().suitable(url)
6417
6418     def _real_extract(self, url):
6419         playlist_id = self._match_id(url)
6420         is_music_url = YoutubeBaseInfoExtractor.is_music_url(url)
6421         url = update_url_query(
6422             'https://www.youtube.com/playlist',
6423             parse_qs(url) or {'list': playlist_id})
6424         if is_music_url:
6425             url = smuggle_url(url, {'is_music_url': True})
6426         return self.url_result(url, ie=YoutubeTabIE.ie_key(), video_id=playlist_id)
6427
6428
6429 class YoutubeYtBeIE(InfoExtractor):
6430     IE_DESC = 'youtu.be'
6431     _VALID_URL = r'https?://youtu\.be/(?P<id>[0-9A-Za-z_-]{11})/*?.*?\blist=(?P<playlist_id>%(playlist_id)s)' % {'playlist_id': YoutubeBaseInfoExtractor._PLAYLIST_ID_RE}
6432     _TESTS = [{
6433         'url': 'https://youtu.be/yeWKywCrFtk?list=PL2qgrgXsNUG5ig9cat4ohreBjYLAPC0J5',
6434         'info_dict': {
6435             'id': 'yeWKywCrFtk',
6436             'ext': 'mp4',
6437             'title': 'Small Scale Baler and Braiding Rugs',
6438             'uploader': 'Backus-Page House Museum',
6439             'uploader_id': 'backuspagemuseum',
6440             'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/backuspagemuseum',
6441             'upload_date': '20161008',
6442             'description': 'md5:800c0c78d5eb128500bffd4f0b4f2e8a',
6443             'categories': ['Nonprofits & Activism'],
6444             'tags': list,
6445             'like_count': int,
6446             'age_limit': 0,
6447             'playable_in_embed': True,
6448             'thumbnail': 'https://i.ytimg.com/vi_webp/yeWKywCrFtk/maxresdefault.webp',
6449             'channel': 'Backus-Page House Museum',
6450             'channel_id': 'UCEfMCQ9bs3tjvjy1s451zaw',
6451             'live_status': 'not_live',
6452             'view_count': int,
6453             'channel_url': 'https://www.youtube.com/channel/UCEfMCQ9bs3tjvjy1s451zaw',
6454             'availability': 'public',
6455             'duration': 59,
6456             'comment_count': int,
6457             'channel_follower_count': int
6458         },
6459         'params': {
6460             'noplaylist': True,
6461             'skip_download': True,
6462         },
6463     }, {
6464         'url': 'https://youtu.be/uWyaPkt-VOI?list=PL9D9FC436B881BA21',
6465         'only_matching': True,
6466     }]
6467
6468     def _real_extract(self, url):
6469         mobj = self._match_valid_url(url)
6470         video_id = mobj.group('id')
6471         playlist_id = mobj.group('playlist_id')
6472         return self.url_result(
6473             update_url_query('https://www.youtube.com/watch', {
6474                 'v': video_id,
6475                 'list': playlist_id,
6476                 'feature': 'youtu.be',
6477             }), ie=YoutubeTabIE.ie_key(), video_id=playlist_id)
6478
6479
6480 class YoutubeLivestreamEmbedIE(InfoExtractor):
6481     IE_DESC = 'YouTube livestream embeds'
6482     _VALID_URL = r'https?://(?:\w+\.)?youtube\.com/embed/live_stream/?\?(?:[^#]+&)?channel=(?P<id>[^&#]+)'
6483     _TESTS = [{
6484         'url': 'https://www.youtube.com/embed/live_stream?channel=UC2_KI6RB__jGdlnK6dvFEZA',
6485         'only_matching': True,
6486     }]
6487
6488     def _real_extract(self, url):
6489         channel_id = self._match_id(url)
6490         return self.url_result(
6491             f'https://www.youtube.com/channel/{channel_id}/live',
6492             ie=YoutubeTabIE.ie_key(), video_id=channel_id)
6493
6494
6495 class YoutubeYtUserIE(InfoExtractor):
6496     IE_DESC = 'YouTube user videos; "ytuser:" prefix'
6497     IE_NAME = 'youtube:user'
6498     _VALID_URL = r'ytuser:(?P<id>.+)'
6499     _TESTS = [{
6500         'url': 'ytuser:phihag',
6501         'only_matching': True,
6502     }]
6503
6504     def _real_extract(self, url):
6505         user_id = self._match_id(url)
6506         return self.url_result(f'https://www.youtube.com/user/{user_id}', YoutubeTabIE, user_id)
6507
6508
6509 class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
6510     IE_NAME = 'youtube:favorites'
6511     IE_DESC = 'YouTube liked videos; ":ytfav" keyword (requires cookies)'
6512     _VALID_URL = r':ytfav(?:ou?rite)?s?'
6513     _LOGIN_REQUIRED = True
6514     _TESTS = [{
6515         'url': ':ytfav',
6516         'only_matching': True,
6517     }, {
6518         'url': ':ytfavorites',
6519         'only_matching': True,
6520     }]
6521
6522     def _real_extract(self, url):
6523         return self.url_result(
6524             'https://www.youtube.com/playlist?list=LL',
6525             ie=YoutubeTabIE.ie_key())
6526
6527
6528 class YoutubeNotificationsIE(YoutubeTabBaseInfoExtractor):
6529     IE_NAME = 'youtube:notif'
6530     IE_DESC = 'YouTube notifications; ":ytnotif" keyword (requires cookies)'
6531     _VALID_URL = r':ytnotif(?:ication)?s?'
6532     _LOGIN_REQUIRED = True
6533     _TESTS = [{
6534         'url': ':ytnotif',
6535         'only_matching': True,
6536     }, {
6537         'url': ':ytnotifications',
6538         'only_matching': True,
6539     }]
6540
6541     def _extract_notification_menu(self, response, continuation_list):
6542         notification_list = traverse_obj(
6543             response,
6544             ('actions', 0, 'openPopupAction', 'popup', 'multiPageMenuRenderer', 'sections', 0, 'multiPageMenuNotificationSectionRenderer', 'items'),
6545             ('actions', 0, 'appendContinuationItemsAction', 'continuationItems'),
6546             expected_type=list) or []
6547         continuation_list[0] = None
6548         for item in notification_list:
6549             entry = self._extract_notification_renderer(item.get('notificationRenderer'))
6550             if entry:
6551                 yield entry
6552             continuation = item.get('continuationItemRenderer')
6553             if continuation:
6554                 continuation_list[0] = continuation
6555
6556     def _extract_notification_renderer(self, notification):
6557         video_id = traverse_obj(
6558             notification, ('navigationEndpoint', 'watchEndpoint', 'videoId'), expected_type=str)
6559         url = f'https://www.youtube.com/watch?v={video_id}'
6560         channel_id = None
6561         if not video_id:
6562             browse_ep = traverse_obj(
6563                 notification, ('navigationEndpoint', 'browseEndpoint'), expected_type=dict)
6564             channel_id = traverse_obj(browse_ep, 'browseId', expected_type=str)
6565             post_id = self._search_regex(
6566                 r'/post/(.+)', traverse_obj(browse_ep, 'canonicalBaseUrl', expected_type=str),
6567                 'post id', default=None)
6568             if not channel_id or not post_id:
6569                 return
6570             # The direct /post url redirects to this in the browser
6571             url = f'https://www.youtube.com/channel/{channel_id}/community?lb={post_id}'
6572
6573         channel = traverse_obj(
6574             notification, ('contextualMenu', 'menuRenderer', 'items', 1, 'menuServiceItemRenderer', 'text', 'runs', 1, 'text'),
6575             expected_type=str)
6576         notification_title = self._get_text(notification, 'shortMessage')
6577         if notification_title:
6578             notification_title = notification_title.replace('\xad', '')  # remove soft hyphens
6579         # TODO: handle recommended videos
6580         title = self._search_regex(
6581             rf'{re.escape(channel or "")}[^:]+: (.+)', notification_title,
6582             'video title', default=None)
6583         timestamp = (self._parse_time_text(self._get_text(notification, 'sentTimeText'))
6584                      if self._configuration_arg('approximate_date', ie_key=YoutubeTabIE)
6585                      else None)
6586         return {
6587             '_type': 'url',
6588             'url': url,
6589             'ie_key': (YoutubeIE if video_id else YoutubeTabIE).ie_key(),
6590             'video_id': video_id,
6591             'title': title,
6592             'channel_id': channel_id,
6593             'channel': channel,
6594             'thumbnails': self._extract_thumbnails(notification, 'videoThumbnail'),
6595             'timestamp': timestamp,
6596         }
6597
6598     def _notification_menu_entries(self, ytcfg):
6599         continuation_list = [None]
6600         response = None
6601         for page in itertools.count(1):
6602             ctoken = traverse_obj(
6603                 continuation_list, (0, 'continuationEndpoint', 'getNotificationMenuEndpoint', 'ctoken'), expected_type=str)
6604             response = self._extract_response(
6605                 item_id=f'page {page}', query={'ctoken': ctoken} if ctoken else {}, ytcfg=ytcfg,
6606                 ep='notification/get_notification_menu', check_get_keys='actions',
6607                 headers=self.generate_api_headers(ytcfg=ytcfg, visitor_data=self._extract_visitor_data(response)))
6608             yield from self._extract_notification_menu(response, continuation_list)
6609             if not continuation_list[0]:
6610                 break
6611
6612     def _real_extract(self, url):
6613         display_id = 'notifications'
6614         ytcfg = self._download_ytcfg('web', display_id) if not self.skip_webpage else {}
6615         self._report_playlist_authcheck(ytcfg)
6616         return self.playlist_result(self._notification_menu_entries(ytcfg), display_id, display_id)
6617
6618
6619 class YoutubeSearchIE(YoutubeTabBaseInfoExtractor, SearchInfoExtractor):
6620     IE_DESC = 'YouTube search'
6621     IE_NAME = 'youtube:search'
6622     _SEARCH_KEY = 'ytsearch'
6623     _SEARCH_PARAMS = 'EgIQAQ%3D%3D'  # Videos only
6624     _TESTS = [{
6625         'url': 'ytsearch5:youtube-dl test video',
6626         'playlist_count': 5,
6627         'info_dict': {
6628             'id': 'youtube-dl test video',
6629             'title': 'youtube-dl test video',
6630         }
6631     }]
6632
6633
6634 class YoutubeSearchDateIE(YoutubeTabBaseInfoExtractor, SearchInfoExtractor):
6635     IE_NAME = YoutubeSearchIE.IE_NAME + ':date'
6636     _SEARCH_KEY = 'ytsearchdate'
6637     IE_DESC = 'YouTube search, newest videos first'
6638     _SEARCH_PARAMS = 'CAISAhAB'  # Videos only, sorted by date
6639     _TESTS = [{
6640         'url': 'ytsearchdate5:youtube-dl test video',
6641         'playlist_count': 5,
6642         'info_dict': {
6643             'id': 'youtube-dl test video',
6644             'title': 'youtube-dl test video',
6645         }
6646     }]
6647
6648
6649 class YoutubeSearchURLIE(YoutubeTabBaseInfoExtractor):
6650     IE_DESC = 'YouTube search URLs with sorting and filter support'
6651     IE_NAME = YoutubeSearchIE.IE_NAME + '_url'
6652     _VALID_URL = r'https?://(?:www\.)?youtube\.com/(?:results|search)\?([^#]+&)?(?:search_query|q)=(?:[^&]+)(?:[&#]|$)'
6653     _TESTS = [{
6654         'url': 'https://www.youtube.com/results?baz=bar&search_query=youtube-dl+test+video&filters=video&lclk=video',
6655         'playlist_mincount': 5,
6656         'info_dict': {
6657             'id': 'youtube-dl test video',
6658             'title': 'youtube-dl test video',
6659         }
6660     }, {
6661         'url': 'https://www.youtube.com/results?search_query=python&sp=EgIQAg%253D%253D',
6662         'playlist_mincount': 5,
6663         'info_dict': {
6664             'id': 'python',
6665             'title': 'python',
6666         }
6667     }, {
6668         'url': 'https://www.youtube.com/results?search_query=%23cats',
6669         'playlist_mincount': 1,
6670         'info_dict': {
6671             'id': '#cats',
6672             'title': '#cats',
6673             # The test suite does not have support for nested playlists
6674             # 'entries': [{
6675             #     'url': r're:https://(www\.)?youtube\.com/hashtag/cats',
6676             #     'title': '#cats',
6677             # }],
6678         },
6679     }, {
6680         # Channel results
6681         'url': 'https://www.youtube.com/results?search_query=kurzgesagt&sp=EgIQAg%253D%253D',
6682         'info_dict': {
6683             'id': 'kurzgesagt',
6684             'title': 'kurzgesagt',
6685         },
6686         'playlist': [{
6687             'info_dict': {
6688                 '_type': 'url',
6689                 'id': 'UCsXVk37bltHxD1rDPwtNM8Q',
6690                 'url': 'https://www.youtube.com/channel/UCsXVk37bltHxD1rDPwtNM8Q',
6691                 'ie_key': 'YoutubeTab',
6692                 'channel': 'Kurzgesagt – In a Nutshell',
6693                 'description': 'md5:4ae48dfa9505ffc307dad26342d06bfc',
6694                 'title': 'Kurzgesagt – In a Nutshell',
6695                 'channel_id': 'UCsXVk37bltHxD1rDPwtNM8Q',
6696                 'playlist_count': int,  # XXX: should have a way of saying > 1
6697                 'channel_url': 'https://www.youtube.com/channel/UCsXVk37bltHxD1rDPwtNM8Q',
6698                 'thumbnails': list
6699             }
6700         }],
6701         'params': {'extract_flat': True, 'playlist_items': '1'},
6702         'playlist_mincount': 1,
6703     }, {
6704         'url': 'https://www.youtube.com/results?q=test&sp=EgQIBBgB',
6705         'only_matching': True,
6706     }]
6707
6708     def _real_extract(self, url):
6709         qs = parse_qs(url)
6710         query = (qs.get('search_query') or qs.get('q'))[0]
6711         return self.playlist_result(self._search_results(query, qs.get('sp', (None,))[0]), query, query)
6712
6713
6714 class YoutubeMusicSearchURLIE(YoutubeTabBaseInfoExtractor):
6715     IE_DESC = 'YouTube music search URLs with selectable sections, e.g. #songs'
6716     IE_NAME = 'youtube:music:search_url'
6717     _VALID_URL = r'https?://music\.youtube\.com/search\?([^#]+&)?(?:search_query|q)=(?:[^&]+)(?:[&#]|$)'
6718     _TESTS = [{
6719         'url': 'https://music.youtube.com/search?q=royalty+free+music',
6720         'playlist_count': 16,
6721         'info_dict': {
6722             'id': 'royalty free music',
6723             'title': 'royalty free music',
6724         }
6725     }, {
6726         'url': 'https://music.youtube.com/search?q=royalty+free+music&sp=EgWKAQIIAWoKEAoQAxAEEAkQBQ%3D%3D',
6727         'playlist_mincount': 30,
6728         'info_dict': {
6729             'id': 'royalty free music - songs',
6730             'title': 'royalty free music - songs',
6731         },
6732         'params': {'extract_flat': 'in_playlist'}
6733     }, {
6734         'url': 'https://music.youtube.com/search?q=royalty+free+music#community+playlists',
6735         'playlist_mincount': 30,
6736         'info_dict': {
6737             'id': 'royalty free music - community playlists',
6738             'title': 'royalty free music - community playlists',
6739         },
6740         'params': {'extract_flat': 'in_playlist'}
6741     }]
6742
6743     _SECTIONS = {
6744         'albums': 'EgWKAQIYAWoKEAoQAxAEEAkQBQ==',
6745         'artists': 'EgWKAQIgAWoKEAoQAxAEEAkQBQ==',
6746         'community playlists': 'EgeKAQQoAEABagoQChADEAQQCRAF',
6747         'featured playlists': 'EgeKAQQoADgBagwQAxAJEAQQDhAKEAU==',
6748         'songs': 'EgWKAQIIAWoKEAoQAxAEEAkQBQ==',
6749         'videos': 'EgWKAQIQAWoKEAoQAxAEEAkQBQ==',
6750     }
6751
6752     def _real_extract(self, url):
6753         qs = parse_qs(url)
6754         query = (qs.get('search_query') or qs.get('q'))[0]
6755         params = qs.get('sp', (None,))[0]
6756         if params:
6757             section = next((k for k, v in self._SECTIONS.items() if v == params), params)
6758         else:
6759             section = urllib.parse.unquote_plus((url.split('#') + [''])[1]).lower()
6760             params = self._SECTIONS.get(section)
6761             if not params:
6762                 section = None
6763         title = join_nonempty(query, section, delim=' - ')
6764         return self.playlist_result(self._search_results(query, params, default_client='web_music'), title, title)
6765
6766
6767 class YoutubeFeedsInfoExtractor(InfoExtractor):
6768     """
6769     Base class for feed extractors
6770     Subclasses must re-define the _FEED_NAME property.
6771     """
6772     _LOGIN_REQUIRED = True
6773     _FEED_NAME = 'feeds'
6774
6775     def _real_initialize(self):
6776         YoutubeBaseInfoExtractor._check_login_required(self)
6777
6778     @classproperty
6779     def IE_NAME(self):
6780         return f'youtube:{self._FEED_NAME}'
6781
6782     def _real_extract(self, url):
6783         return self.url_result(
6784             f'https://www.youtube.com/feed/{self._FEED_NAME}', ie=YoutubeTabIE.ie_key())
6785
6786
6787 class YoutubeWatchLaterIE(InfoExtractor):
6788     IE_NAME = 'youtube:watchlater'
6789     IE_DESC = 'Youtube watch later list; ":ytwatchlater" keyword (requires cookies)'
6790     _VALID_URL = r':ytwatchlater'
6791     _TESTS = [{
6792         'url': ':ytwatchlater',
6793         'only_matching': True,
6794     }]
6795
6796     def _real_extract(self, url):
6797         return self.url_result(
6798             'https://www.youtube.com/playlist?list=WL', ie=YoutubeTabIE.ie_key())
6799
6800
6801 class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor):
6802     IE_DESC = 'YouTube recommended videos; ":ytrec" keyword'
6803     _VALID_URL = r'https?://(?:www\.)?youtube\.com/?(?:[?#]|$)|:ytrec(?:ommended)?'
6804     _FEED_NAME = 'recommended'
6805     _LOGIN_REQUIRED = False
6806     _TESTS = [{
6807         'url': ':ytrec',
6808         'only_matching': True,
6809     }, {
6810         'url': ':ytrecommended',
6811         'only_matching': True,
6812     }, {
6813         'url': 'https://youtube.com',
6814         'only_matching': True,
6815     }]
6816
6817
6818 class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor):
6819     IE_DESC = 'YouTube subscriptions feed; ":ytsubs" keyword (requires cookies)'
6820     _VALID_URL = r':ytsub(?:scription)?s?'
6821     _FEED_NAME = 'subscriptions'
6822     _TESTS = [{
6823         'url': ':ytsubs',
6824         'only_matching': True,
6825     }, {
6826         'url': ':ytsubscriptions',
6827         'only_matching': True,
6828     }]
6829
6830
6831 class YoutubeHistoryIE(YoutubeFeedsInfoExtractor):
6832     IE_DESC = 'Youtube watch history; ":ythis" keyword (requires cookies)'
6833     _VALID_URL = r':ythis(?:tory)?'
6834     _FEED_NAME = 'history'
6835     _TESTS = [{
6836         'url': ':ythistory',
6837         'only_matching': True,
6838     }]
6839
6840
6841 class YoutubeStoriesIE(InfoExtractor):
6842     IE_DESC = 'YouTube channel stories; "ytstories:" prefix'
6843     IE_NAME = 'youtube:stories'
6844     _VALID_URL = r'ytstories:UC(?P<id>[A-Za-z0-9_-]{21}[AQgw])$'
6845     _TESTS = [{
6846         'url': 'ytstories:UCwFCb4jeqaKWnciAYM-ZVHg',
6847         'only_matching': True,
6848     }]
6849
6850     def _real_extract(self, url):
6851         playlist_id = f'RLTD{self._match_id(url)}'
6852         return self.url_result(
6853             smuggle_url(f'https://www.youtube.com/playlist?list={playlist_id}&playnext=1', {'is_story': True}),
6854             ie=YoutubeTabIE, video_id=playlist_id)
6855
6856
6857 class YoutubeShortsAudioPivotIE(InfoExtractor):
6858     IE_DESC = 'YouTube Shorts audio pivot (Shorts using audio of a given video)'
6859     IE_NAME = 'youtube:shorts:pivot:audio'
6860     _VALID_URL = r'https?://(?:www\.)?youtube\.com/source/(?P<id>[\w-]{11})/shorts'
6861     _TESTS = [{
6862         'url': 'https://www.youtube.com/source/Lyj-MZSAA9o/shorts',
6863         'only_matching': True,
6864     }]
6865
6866     @staticmethod
6867     def _generate_audio_pivot_params(video_id):
6868         """
6869         Generates sfv_audio_pivot browse params for this video id
6870         """
6871         pb_params = b'\xf2\x05+\n)\x12\'\n\x0b%b\x12\x0b%b\x1a\x0b%b' % ((video_id.encode(),) * 3)
6872         return urllib.parse.quote(base64.b64encode(pb_params).decode())
6873
6874     def _real_extract(self, url):
6875         video_id = self._match_id(url)
6876         return self.url_result(
6877             f'https://www.youtube.com/feed/sfv_audio_pivot?bp={self._generate_audio_pivot_params(video_id)}',
6878             ie=YoutubeTabIE)
6879
6880
6881 class YoutubeTruncatedURLIE(InfoExtractor):
6882     IE_NAME = 'youtube:truncated_url'
6883     IE_DESC = False  # Do not list
6884     _VALID_URL = r'''(?x)
6885         (?:https?://)?
6886         (?:\w+\.)?[yY][oO][uU][tT][uU][bB][eE](?:-nocookie)?\.com/
6887         (?:watch\?(?:
6888             feature=[a-z_]+|
6889             annotation_id=annotation_[^&]+|
6890             x-yt-cl=[0-9]+|
6891             hl=[^&]*|
6892             t=[0-9]+
6893         )?
6894         |
6895             attribution_link\?a=[^&]+
6896         )
6897         $
6898     '''
6899
6900     _TESTS = [{
6901         'url': 'https://www.youtube.com/watch?annotation_id=annotation_3951667041',
6902         'only_matching': True,
6903     }, {
6904         'url': 'https://www.youtube.com/watch?',
6905         'only_matching': True,
6906     }, {
6907         'url': 'https://www.youtube.com/watch?x-yt-cl=84503534',
6908         'only_matching': True,
6909     }, {
6910         'url': 'https://www.youtube.com/watch?feature=foo',
6911         'only_matching': True,
6912     }, {
6913         'url': 'https://www.youtube.com/watch?hl=en-GB',
6914         'only_matching': True,
6915     }, {
6916         'url': 'https://www.youtube.com/watch?t=2372',
6917         'only_matching': True,
6918     }]
6919
6920     def _real_extract(self, url):
6921         raise ExtractorError(
6922             'Did you forget to quote the URL? Remember that & is a meta '
6923             'character in most shells, so you want to put the URL in quotes, '
6924             'like  youtube-dl '
6925             '"https://www.youtube.com/watch?feature=foo&v=BaW_jenozKc" '
6926             ' or simply  youtube-dl BaW_jenozKc  .',
6927             expected=True)
6928
6929
6930 class YoutubeClipIE(YoutubeTabBaseInfoExtractor):
6931     IE_NAME = 'youtube:clip'
6932     _VALID_URL = r'https?://(?:www\.)?youtube\.com/clip/(?P<id>[^/?#]+)'
6933     _TESTS = [{
6934         # FIXME: Other metadata should be extracted from the clip, not from the base video
6935         'url': 'https://www.youtube.com/clip/UgytZKpehg-hEMBSn3F4AaABCQ',
6936         'info_dict': {
6937             'id': 'UgytZKpehg-hEMBSn3F4AaABCQ',
6938             'ext': 'mp4',
6939             'section_start': 29.0,
6940             'section_end': 39.7,
6941             'duration': 10.7,
6942             'age_limit': 0,
6943             'availability': 'public',
6944             'categories': ['Gaming'],
6945             'channel': 'Scott The Woz',
6946             'channel_id': 'UC4rqhyiTs7XyuODcECvuiiQ',
6947             'channel_url': 'https://www.youtube.com/channel/UC4rqhyiTs7XyuODcECvuiiQ',
6948             'description': 'md5:7a4517a17ea9b4bd98996399d8bb36e7',
6949             'like_count': int,
6950             'playable_in_embed': True,
6951             'tags': 'count:17',
6952             'thumbnail': 'https://i.ytimg.com/vi_webp/ScPX26pdQik/maxresdefault.webp',
6953             'title': 'Mobile Games on Console - Scott The Woz',
6954             'upload_date': '20210920',
6955             'uploader': 'Scott The Woz',
6956             'uploader_id': 'scottthewoz',
6957             'uploader_url': 'http://www.youtube.com/user/scottthewoz',
6958             'view_count': int,
6959             'live_status': 'not_live',
6960             'channel_follower_count': int
6961         }
6962     }]
6963
6964     def _real_extract(self, url):
6965         clip_id = self._match_id(url)
6966         _, data = self._extract_webpage(url, clip_id)
6967
6968         video_id = traverse_obj(data, ('currentVideoEndpoint', 'watchEndpoint', 'videoId'))
6969         if not video_id:
6970             raise ExtractorError('Unable to find video ID')
6971
6972         clip_data = traverse_obj(data, (
6973             'engagementPanels', ..., 'engagementPanelSectionListRenderer', 'content', 'clipSectionRenderer',
6974             'contents', ..., 'clipAttributionRenderer', 'onScrubExit', 'commandExecutorCommand', 'commands', ...,
6975             'openPopupAction', 'popup', 'notificationActionRenderer', 'actionButton', 'buttonRenderer', 'command',
6976             'commandExecutorCommand', 'commands', ..., 'loopCommand'), get_all=False)
6977
6978         return {
6979             '_type': 'url_transparent',
6980             'url': f'https://www.youtube.com/watch?v={video_id}',
6981             'ie_key': YoutubeIE.ie_key(),
6982             'id': clip_id,
6983             'section_start': int(clip_data['startTimeMs']) / 1000,
6984             'section_end': int(clip_data['endTimeMs']) / 1000,
6985         }
6986
6987
6988 class YoutubeConsentRedirectIE(YoutubeBaseInfoExtractor):
6989     IE_NAME = 'youtube:consent'
6990     IE_DESC = False  # Do not list
6991     _VALID_URL = r'https?://consent\.youtube\.com/m\?'
6992     _TESTS = [{
6993         'url': 'https://consent.youtube.com/m?continue=https%3A%2F%2Fwww.youtube.com%2Flive%2FqVv6vCqciTM%3Fcbrd%3D1&gl=NL&m=0&pc=yt&hl=en&src=1',
6994         'info_dict': {
6995             'id': 'qVv6vCqciTM',
6996             'ext': 'mp4',
6997             'age_limit': 0,
6998             'uploader_id': 'UCIdEIHpS0TdkqRkHL5OkLtA',
6999             'comment_count': int,
7000             'chapters': 'count:13',
7001             'upload_date': '20221223',
7002             'thumbnail': 'https://i.ytimg.com/vi/qVv6vCqciTM/maxresdefault.jpg',
7003             'channel_url': 'https://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
7004             'uploader_url': 'http://www.youtube.com/channel/UCIdEIHpS0TdkqRkHL5OkLtA',
7005             'like_count': int,
7006             'release_date': '20221223',
7007             'tags': ['Vtuber', '月ノ美兎', '名取さな', 'にじさんじ', 'クリスマス', '3D配信'],
7008             'title': '【 #インターネット女クリスマス 】3Dで歌ってはしゃぐインターネットの女たち【月ノ美兎/名取さな】',
7009             'view_count': int,
7010             'playable_in_embed': True,
7011             'duration': 4438,
7012             'availability': 'public',
7013             'channel_follower_count': int,
7014             'channel_id': 'UCIdEIHpS0TdkqRkHL5OkLtA',
7015             'categories': ['Entertainment'],
7016             'live_status': 'was_live',
7017             'release_timestamp': 1671793345,
7018             'channel': 'さなちゃんねる',
7019             'description': 'md5:6aebf95cc4a1d731aebc01ad6cc9806d',
7020             'uploader': 'さなちゃんねる',
7021         },
7022         'add_ie': ['Youtube'],
7023         'params': {'skip_download': 'Youtube'},
7024     }]
7025
7026     def _real_extract(self, url):
7027         redirect_url = url_or_none(parse_qs(url).get('continue', [None])[-1])
7028         if not redirect_url:
7029             raise ExtractorError('Invalid cookie consent redirect URL', expected=True)
7030         return self.url_result(redirect_url)
7031
7032
7033 class YoutubeTruncatedIDIE(InfoExtractor):
7034     IE_NAME = 'youtube:truncated_id'
7035     IE_DESC = False  # Do not list
7036     _VALID_URL = r'https?://(?:www\.)?youtube\.com/watch\?v=(?P<id>[0-9A-Za-z_-]{1,10})$'
7037
7038     _TESTS = [{
7039         'url': 'https://www.youtube.com/watch?v=N_708QY7Ob',
7040         'only_matching': True,
7041     }]
7042
7043     def _real_extract(self, url):
7044         video_id = self._match_id(url)
7045         raise ExtractorError(
7046             f'Incomplete YouTube ID {video_id}. URL {url} looks truncated.',
7047             expected=True)