#!/usr/bin/env python3
-import asyncio
import atexit
import base64
import binascii
import zlib
from .compat import (
- compat_brotli,
+ asyncio,
compat_chr,
compat_cookiejar,
compat_etree_fromstring,
compat_urllib_parse_urlparse,
compat_urllib_request,
compat_urlparse,
- compat_websockets,
)
+from .dependencies import brotli, certifi, websockets
from .socks import ProxyType, sockssocket
-try:
- import certifi
- has_certifi = True
-except ImportError:
- has_certifi = False
-
def register_socks_protocols():
# "Register" SOCKS protocols
SUPPORTED_ENCODINGS = [
'gzip', 'deflate'
]
-if compat_brotli:
+if brotli:
SUPPORTED_ENCODINGS.append('br')
std_headers = {
if sys.platform == 'win32':
# Need to remove existing file on Windows, else os.rename raises
# WindowsError or FileExistsError.
- try:
+ with contextlib.suppress(OSError):
os.unlink(fn)
- except OSError:
- pass
- try:
+ with contextlib.suppress(OSError):
mask = os.umask(0)
os.umask(mask)
os.chmod(tf.name, 0o666 & ~mask)
- except OSError:
- pass
os.rename(tf.name, fn)
except Exception:
- try:
+ with contextlib.suppress(OSError):
os.remove(tf.name)
- except OSError:
- pass
raise
}.
"""
parser = HTMLAttributeParser()
- try:
+ with contextlib.suppress(compat_HTMLParseError):
parser.feed(html_element)
parser.close()
- # Older Python may throw HTMLParseError in case of malformed HTML
- except compat_HTMLParseError:
- pass
return parser.attrs
else:
base = 10
# See https://github.com/ytdl-org/youtube-dl/issues/7518
- try:
+ with contextlib.suppress(ValueError):
return compat_chr(int(numstr, base))
- except ValueError:
- pass
# Unknown entity in name, return its literal representation
return '&%s;' % entity
def unescapeHTML(s):
if s is None:
return None
- assert type(s) == compat_str
+ assert isinstance(s, str)
return re.sub(
r'&([^&;]+;)', lambda m: _htmlentity_transform(m.group(1)), s)
def encodeFilename(s, for_subprocess=False):
- assert type(s) == str
+ assert isinstance(s, str)
return s
except PermissionError:
return
for cert in certs:
- try:
+ with contextlib.suppress(ssl.SSLError):
ssl_context.load_verify_locations(cadata=cert)
- except ssl.SSLError:
- pass
def make_HTTPS_handler(params, **kwargs):
def brotli(data):
if not data:
return data
- return compat_brotli.decompress(data)
+ return brotli.decompress(data)
def http_request(self, req):
# According to RFC 3986, URLs can not contain non-ASCII characters, however this is not
def connect(self):
self.sock = sockssocket()
self.sock.setproxy(*proxy_args)
- if type(self.timeout) in (int, float):
+ if isinstance(self.timeout, (int, float)):
self.sock.settimeout(self.timeout)
self.sock.connect((self.host, self.port))
try:
cf.write(prepare_line(line))
except compat_cookiejar.LoadError as e:
- write_string(
- 'WARNING: skipping cookie file entry due to %s: %r\n'
- % (e, line), sys.stderr)
+ write_string(f'WARNING: skipping cookie file entry due to {e}: {line!r}\n')
continue
cf.seek(0)
self._really_load(cf, filename, ignore_discard, ignore_expires)
if timezone is None:
timezone, date_str = extract_timezone(date_str)
- try:
+ with contextlib.suppress(ValueError):
date_format = f'%Y-%m-%d{delimiter}%H:%M:%S'
dt = datetime.datetime.strptime(date_str, date_format) - timezone
return calendar.timegm(dt.timetuple())
- except ValueError:
- pass
def date_formats(day_first=True):
_, date_str = extract_timezone(date_str)
for expression in date_formats(day_first):
- try:
+ with contextlib.suppress(ValueError):
upload_date = datetime.datetime.strptime(date_str, expression).strftime('%Y%m%d')
- except ValueError:
- pass
if upload_date is None:
timetuple = email.utils.parsedate_tz(date_str)
if timetuple:
- try:
+ with contextlib.suppress(ValueError):
upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d')
- except ValueError:
- pass
if upload_date is not None:
return compat_str(upload_date)
date_str = m.group(1)
for expression in date_formats(day_first):
- try:
+ with contextlib.suppress(ValueError):
dt = datetime.datetime.strptime(date_str, expression) - timezone + datetime.timedelta(hours=pm_delta)
return calendar.timegm(dt.timetuple())
- except ValueError:
- pass
timetuple = email.utils.parsedate_tz(date_str)
if timetuple:
return calendar.timegm(timetuple) + pm_delta * 3600
def write_string(s, out=None, encoding=None):
- if out is None:
- out = sys.stderr
- assert type(s) == compat_str
+ assert isinstance(s, str)
+ out = out or sys.stderr
if 'b' in getattr(out, 'mode', ''):
byt = s.encode(encoding or preferredencoding(), 'ignore')
else:
return None
- duration = 0
- if secs:
- duration += float(secs)
- if mins:
- duration += float(mins) * 60
- if hours:
- duration += float(hours) * 60 * 60
- if days:
- duration += float(days) * 24 * 60 * 60
if ms:
- duration += float(ms.replace(':', '.'))
- return duration
+ ms = ms.replace(':', '.')
+ return sum(float(part or 0) * mult for part, mult in (
+ (days, 86400), (hours, 3600), (mins, 60), (secs, 1), (ms, 1)))
def prepend_extension(filename, ext, expected_real_ext=None):
def parse_age_limit(s):
- if type(s) == int:
+ # isinstance(False, int) is True. So type() must be used instead
+ if type(s) is int:
return s if 0 <= s <= 21 else None
- if not isinstance(s, str):
+ elif not isinstance(s, str):
return None
m = re.match(r'^(?P<age>\d{1,2})\+?$', s)
if m:
return q
-POSTPROCESS_WHEN = {'pre_process', 'after_filter', 'before_dl', 'after_move', 'post_process', 'after_video', 'playlist'}
+POSTPROCESS_WHEN = ('pre_process', 'after_filter', 'before_dl', 'after_move', 'post_process', 'after_video', 'playlist')
DEFAULT_OUTTMPL = {
if not tcodec:
tcodec = full_codec
else:
- write_string('WARNING: Unknown codec %s\n' % full_codec, sys.stderr)
+ write_string(f'WARNING: Unknown codec {full_codec}\n')
if vcodec or acodec or tcodec:
return {
'vcodec': vcodec or 'none',
def load_plugins(name, suffix, namespace):
classes = {}
- try:
+ with contextlib.suppress(FileNotFoundError):
plugins_spec = importlib.util.spec_from_file_location(
name, os.path.join(get_executable_path(), 'ytdlp_plugins', name, '__init__.py'))
plugins = importlib.util.module_from_spec(plugins_spec)
continue
klass = getattr(plugins, name)
classes[name] = namespace[name] = klass
- except FileNotFoundError:
- pass
return classes
casesense=True, is_user_input=False, traverse_string=False):
''' Traverse nested list/dict/tuple
@param path_list A list of paths which are checked one by one.
- Each path is a list of keys where each key is a string,
- a function, a tuple of strings/None or "...".
- When a fuction is given, it takes the key and value as arguments
- and returns whether the key matches or not. When a tuple is given,
- all the keys given in the tuple are traversed, and
- "..." traverses all the keys in the object
- "None" returns the object without traversal
+ Each path is a list of keys where each key is a:
+ - None: Do nothing
+ - string: A dictionary key
+ - int: An index into a list
+ - tuple: A list of keys all of which will be traversed
+ - Ellipsis: Fetch all values in the object
+ - Function: Takes the key and value as arguments
+ and returns whether the key matches or not
@param default Default value to return
@param expected_type Only accept final value of this type (Can also be any callable)
@param get_all Return all the values obtained from a path or only the first one
yield from self.own_args or []
def parse_args(self):
- return self._parser.parse_args(list(self.all_args))
+ return self._parser.parse_args(self.all_args)
class WebSocketsWrapper():
"""Wraps websockets module to use in non-async scopes"""
+ pool = None
def __init__(self, url, headers=None, connect=True):
- self.loop = asyncio.events.new_event_loop()
- self.conn = compat_websockets.connect(
+ self.loop = asyncio.new_event_loop()
+ # XXX: "loop" is deprecated
+ self.conn = websockets.connect(
url, extra_headers=headers, ping_interval=None,
close_timeout=float('inf'), loop=self.loop, ping_timeout=float('inf'))
if connect:
# for contributors: If there's any new library using asyncio needs to be run in non-async, move these function out of this class
@staticmethod
def run_with_loop(main, loop):
- if not asyncio.coroutines.iscoroutine(main):
+ if not asyncio.iscoroutine(main):
raise ValueError(f'a coroutine was expected, got {main!r}')
try:
@staticmethod
def _cancel_all_tasks(loop):
- to_cancel = asyncio.tasks.all_tasks(loop)
+ to_cancel = asyncio.all_tasks(loop)
if not to_cancel:
return
for task in to_cancel:
task.cancel()
+ # XXX: "loop" is removed in python 3.10+
loop.run_until_complete(
- asyncio.tasks.gather(*to_cancel, loop=loop, return_exceptions=True))
+ asyncio.gather(*to_cancel, loop=loop, return_exceptions=True))
for task in to_cancel:
if task.cancelled():
})
-has_websockets = bool(compat_websockets)
-
-
def merge_headers(*dicts):
"""Merge dicts of http headers case insensitively, prioritizing the latter ones"""
return {k.title(): v for k, v in itertools.chain.from_iterable(map(dict.items, dicts))}
def __get__(self, _, cls):
return self.f(cls)
+
+
+def Namespace(**kwargs):
+ return collections.namedtuple('Namespace', kwargs)(**kwargs)
+
+
+# Deprecated
+has_certifi = bool(certifi)
+has_websockets = bool(websockets)