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Commit | Line | Data |
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d77c3dfd FV |
1 | #!/usr/bin/env python |
2 | # -*- coding: utf-8 -*- | |
3 | ||
912b38b4 | 4 | import calendar |
676eb3f2 | 5 | import codecs |
62e609ab | 6 | import contextlib |
e3946f98 | 7 | import ctypes |
c496ca96 PH |
8 | import datetime |
9 | import email.utils | |
f45c185f | 10 | import errno |
e68301af | 11 | import getpass |
d77c3dfd | 12 | import gzip |
b7ab0590 | 13 | import itertools |
03f9daab | 14 | import io |
f4bfd65f | 15 | import json |
d77c3dfd | 16 | import locale |
02dbf93f | 17 | import math |
d77c3dfd | 18 | import os |
4eb7f1d1 | 19 | import pipes |
c496ca96 | 20 | import platform |
d77c3dfd | 21 | import re |
13ebea79 | 22 | import ssl |
c496ca96 | 23 | import socket |
b53466e1 | 24 | import struct |
1c088fa8 | 25 | import subprocess |
d77c3dfd | 26 | import sys |
181c8655 | 27 | import tempfile |
01951dda | 28 | import traceback |
bcf89ce6 | 29 | import xml.etree.ElementTree |
d77c3dfd | 30 | import zlib |
d77c3dfd | 31 | |
01ba00ca | 32 | try: |
59ae15a5 | 33 | import urllib.request as compat_urllib_request |
01ba00ca | 34 | except ImportError: # Python 2 |
59ae15a5 | 35 | import urllib2 as compat_urllib_request |
01ba00ca PH |
36 | |
37 | try: | |
59ae15a5 | 38 | import urllib.error as compat_urllib_error |
01ba00ca | 39 | except ImportError: # Python 2 |
59ae15a5 | 40 | import urllib2 as compat_urllib_error |
01ba00ca PH |
41 | |
42 | try: | |
59ae15a5 | 43 | import urllib.parse as compat_urllib_parse |
01ba00ca | 44 | except ImportError: # Python 2 |
59ae15a5 | 45 | import urllib as compat_urllib_parse |
01ba00ca | 46 | |
799c0763 PH |
47 | try: |
48 | from urllib.parse import urlparse as compat_urllib_parse_urlparse | |
49 | except ImportError: # Python 2 | |
50 | from urlparse import urlparse as compat_urllib_parse_urlparse | |
51 | ||
6543f0dc JMF |
52 | try: |
53 | import urllib.parse as compat_urlparse | |
54 | except ImportError: # Python 2 | |
55 | import urlparse as compat_urlparse | |
56 | ||
01ba00ca | 57 | try: |
59ae15a5 | 58 | import http.cookiejar as compat_cookiejar |
01ba00ca | 59 | except ImportError: # Python 2 |
59ae15a5 | 60 | import cookielib as compat_cookiejar |
01ba00ca | 61 | |
3e669f36 | 62 | try: |
59ae15a5 | 63 | import html.entities as compat_html_entities |
9f37a959 | 64 | except ImportError: # Python 2 |
59ae15a5 | 65 | import htmlentitydefs as compat_html_entities |
3e669f36 | 66 | |
a8156c1d | 67 | try: |
59ae15a5 | 68 | import html.parser as compat_html_parser |
9f37a959 | 69 | except ImportError: # Python 2 |
59ae15a5 | 70 | import HTMLParser as compat_html_parser |
a8156c1d | 71 | |
348d0a7a | 72 | try: |
59ae15a5 | 73 | import http.client as compat_http_client |
9f37a959 | 74 | except ImportError: # Python 2 |
59ae15a5 | 75 | import httplib as compat_http_client |
348d0a7a | 76 | |
2eabb802 | 77 | try: |
0e283428 | 78 | from urllib.error import HTTPError as compat_HTTPError |
2eabb802 PH |
79 | except ImportError: # Python 2 |
80 | from urllib2 import HTTPError as compat_HTTPError | |
81 | ||
e0df6211 PH |
82 | try: |
83 | from urllib.request import urlretrieve as compat_urlretrieve | |
84 | except ImportError: # Python 2 | |
85 | from urllib import urlretrieve as compat_urlretrieve | |
86 | ||
87 | ||
5910e210 PH |
88 | try: |
89 | from subprocess import DEVNULL | |
90 | compat_subprocess_get_DEVNULL = lambda: DEVNULL | |
91 | except ImportError: | |
92 | compat_subprocess_get_DEVNULL = lambda: open(os.path.devnull, 'w') | |
93 | ||
9f37a959 | 94 | try: |
f1f725c6 PH |
95 | from urllib.parse import unquote as compat_urllib_parse_unquote |
96 | except ImportError: | |
97 | def compat_urllib_parse_unquote(string, encoding='utf-8', errors='replace'): | |
59ae15a5 PH |
98 | if string == '': |
99 | return string | |
100 | res = string.split('%') | |
101 | if len(res) == 1: | |
102 | return string | |
103 | if encoding is None: | |
104 | encoding = 'utf-8' | |
105 | if errors is None: | |
106 | errors = 'replace' | |
107 | # pct_sequence: contiguous sequence of percent-encoded bytes, decoded | |
108 | pct_sequence = b'' | |
109 | string = res[0] | |
110 | for item in res[1:]: | |
111 | try: | |
112 | if not item: | |
113 | raise ValueError | |
114 | pct_sequence += item[:2].decode('hex') | |
115 | rest = item[2:] | |
116 | if not rest: | |
117 | # This segment was just a single percent-encoded character. | |
118 | # May be part of a sequence of code units, so delay decoding. | |
119 | # (Stored in pct_sequence). | |
120 | continue | |
121 | except ValueError: | |
122 | rest = '%' + item | |
123 | # Encountered non-percent-encoded characters. Flush the current | |
124 | # pct_sequence. | |
125 | string += pct_sequence.decode(encoding, errors) + rest | |
126 | pct_sequence = b'' | |
127 | if pct_sequence: | |
128 | # Flush the final pct_sequence | |
129 | string += pct_sequence.decode(encoding, errors) | |
130 | return string | |
131 | ||
f1f725c6 PH |
132 | |
133 | try: | |
134 | from urllib.parse import parse_qs as compat_parse_qs | |
135 | except ImportError: # Python 2 | |
136 | # HACK: The following is the correct parse_qs implementation from cpython 3's stdlib. | |
137 | # Python 2's version is apparently totally broken | |
138 | ||
59ae15a5 PH |
139 | def _parse_qsl(qs, keep_blank_values=False, strict_parsing=False, |
140 | encoding='utf-8', errors='replace'): | |
141 | qs, _coerce_result = qs, unicode | |
142 | pairs = [s2 for s1 in qs.split('&') for s2 in s1.split(';')] | |
143 | r = [] | |
144 | for name_value in pairs: | |
145 | if not name_value and not strict_parsing: | |
146 | continue | |
147 | nv = name_value.split('=', 1) | |
148 | if len(nv) != 2: | |
149 | if strict_parsing: | |
150 | raise ValueError("bad query field: %r" % (name_value,)) | |
151 | # Handle case of a control-name with no equal sign | |
152 | if keep_blank_values: | |
153 | nv.append('') | |
154 | else: | |
155 | continue | |
156 | if len(nv[1]) or keep_blank_values: | |
157 | name = nv[0].replace('+', ' ') | |
f1f725c6 PH |
158 | name = compat_urllib_parse_unquote( |
159 | name, encoding=encoding, errors=errors) | |
59ae15a5 PH |
160 | name = _coerce_result(name) |
161 | value = nv[1].replace('+', ' ') | |
f1f725c6 PH |
162 | value = compat_urllib_parse_unquote( |
163 | value, encoding=encoding, errors=errors) | |
59ae15a5 PH |
164 | value = _coerce_result(value) |
165 | r.append((name, value)) | |
166 | return r | |
167 | ||
168 | def compat_parse_qs(qs, keep_blank_values=False, strict_parsing=False, | |
169 | encoding='utf-8', errors='replace'): | |
170 | parsed_result = {} | |
171 | pairs = _parse_qsl(qs, keep_blank_values, strict_parsing, | |
172 | encoding=encoding, errors=errors) | |
173 | for name, value in pairs: | |
174 | if name in parsed_result: | |
175 | parsed_result[name].append(value) | |
176 | else: | |
177 | parsed_result[name] = [value] | |
178 | return parsed_result | |
348d0a7a | 179 | |
3e669f36 | 180 | try: |
59ae15a5 | 181 | compat_str = unicode # Python 2 |
3e669f36 | 182 | except NameError: |
59ae15a5 | 183 | compat_str = str |
3e669f36 PH |
184 | |
185 | try: | |
59ae15a5 | 186 | compat_chr = unichr # Python 2 |
3e669f36 | 187 | except NameError: |
59ae15a5 | 188 | compat_chr = chr |
3e669f36 | 189 | |
f7300c5c JMF |
190 | try: |
191 | from xml.etree.ElementTree import ParseError as compat_xml_parse_error | |
192 | except ImportError: # Python 2.6 | |
193 | from xml.parsers.expat import ExpatError as compat_xml_parse_error | |
194 | ||
8d31fa3c PH |
195 | try: |
196 | from shlex import quote as shlex_quote | |
197 | except ImportError: # Python < 3.3 | |
198 | def shlex_quote(s): | |
199 | return "'" + s.replace("'", "'\"'\"'") + "'" | |
200 | ||
201 | ||
b31756c1 FV |
202 | def compat_ord(c): |
203 | if type(c) is int: return c | |
204 | else: return ord(c) | |
205 | ||
468e2e92 FV |
206 | # This is not clearly defined otherwise |
207 | compiled_regex_type = type(re.compile('')) | |
208 | ||
3e669f36 | 209 | std_headers = { |
ae8f7871 | 210 | 'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64; rv:10.0) Gecko/20100101 Firefox/10.0 (Chrome)', |
59ae15a5 PH |
211 | 'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7', |
212 | 'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8', | |
213 | 'Accept-Encoding': 'gzip, deflate', | |
214 | 'Accept-Language': 'en-us,en;q=0.5', | |
3e669f36 | 215 | } |
f427df17 | 216 | |
d77c3dfd | 217 | def preferredencoding(): |
59ae15a5 | 218 | """Get preferred encoding. |
d77c3dfd | 219 | |
59ae15a5 PH |
220 | Returns the best encoding scheme for the system, based on |
221 | locale.getpreferredencoding() and some further tweaks. | |
222 | """ | |
223 | try: | |
224 | pref = locale.getpreferredencoding() | |
225 | u'TEST'.encode(pref) | |
226 | except: | |
227 | pref = 'UTF-8' | |
bae611f2 | 228 | |
59ae15a5 | 229 | return pref |
d77c3dfd | 230 | |
8cd10ac4 | 231 | if sys.version_info < (3,0): |
59ae15a5 PH |
232 | def compat_print(s): |
233 | print(s.encode(preferredencoding(), 'xmlcharrefreplace')) | |
8cd10ac4 | 234 | else: |
59ae15a5 PH |
235 | def compat_print(s): |
236 | assert type(s) == type(u'') | |
237 | print(s) | |
d77c3dfd | 238 | |
f4bfd65f | 239 | |
181c8655 PH |
240 | def write_json_file(obj, fn): |
241 | """ Encode obj as JSON and write it to fn, atomically """ | |
242 | ||
73159f99 S |
243 | args = { |
244 | 'suffix': '.tmp', | |
245 | 'prefix': os.path.basename(fn) + '.', | |
246 | 'dir': os.path.dirname(fn), | |
247 | 'delete': False, | |
248 | } | |
249 | ||
181c8655 PH |
250 | # In Python 2.x, json.dump expects a bytestream. |
251 | # In Python 3.x, it writes to a character stream | |
252 | if sys.version_info < (3, 0): | |
73159f99 | 253 | args['mode'] = 'wb' |
181c8655 | 254 | else: |
73159f99 S |
255 | args.update({ |
256 | 'mode': 'w', | |
257 | 'encoding': 'utf-8', | |
258 | }) | |
259 | ||
260 | tf = tempfile.NamedTemporaryFile(**args) | |
181c8655 PH |
261 | |
262 | try: | |
263 | with tf: | |
264 | json.dump(obj, tf) | |
265 | os.rename(tf.name, fn) | |
266 | except: | |
267 | try: | |
268 | os.remove(tf.name) | |
269 | except OSError: | |
270 | pass | |
271 | raise | |
272 | ||
273 | ||
274 | if sys.version_info >= (2, 7): | |
59ae56fa PH |
275 | def find_xpath_attr(node, xpath, key, val): |
276 | """ Find the xpath xpath[@key=val] """ | |
cbf915f3 PH |
277 | assert re.match(r'^[a-zA-Z-]+$', key) |
278 | assert re.match(r'^[a-zA-Z0-9@\s:._-]*$', val) | |
59ae56fa PH |
279 | expr = xpath + u"[@%s='%s']" % (key, val) |
280 | return node.find(expr) | |
281 | else: | |
282 | def find_xpath_attr(node, xpath, key, val): | |
283 | for f in node.findall(xpath): | |
284 | if f.attrib.get(key) == val: | |
285 | return f | |
286 | return None | |
287 | ||
d7e66d39 JMF |
288 | # On python2.6 the xml.etree.ElementTree.Element methods don't support |
289 | # the namespace parameter | |
290 | def xpath_with_ns(path, ns_map): | |
291 | components = [c.split(':') for c in path.split('/')] | |
292 | replaced = [] | |
293 | for c in components: | |
294 | if len(c) == 1: | |
295 | replaced.append(c[0]) | |
296 | else: | |
297 | ns, tag = c | |
298 | replaced.append('{%s}%s' % (ns_map[ns], tag)) | |
299 | return '/'.join(replaced) | |
300 | ||
d77c3dfd | 301 | def htmlentity_transform(matchobj): |
59ae15a5 PH |
302 | """Transforms an HTML entity to a character. |
303 | ||
304 | This function receives a match object and is intended to be used with | |
305 | the re.sub() function. | |
306 | """ | |
307 | entity = matchobj.group(1) | |
308 | ||
309 | # Known non-numeric HTML entity | |
310 | if entity in compat_html_entities.name2codepoint: | |
311 | return compat_chr(compat_html_entities.name2codepoint[entity]) | |
312 | ||
313 | mobj = re.match(u'(?u)#(x?\\d+)', entity) | |
314 | if mobj is not None: | |
315 | numstr = mobj.group(1) | |
316 | if numstr.startswith(u'x'): | |
317 | base = 16 | |
318 | numstr = u'0%s' % numstr | |
319 | else: | |
320 | base = 10 | |
321 | return compat_chr(int(numstr, base)) | |
322 | ||
323 | # Unknown entity in name, return its literal representation | |
324 | return (u'&%s;' % entity) | |
d77c3dfd | 325 | |
a8156c1d | 326 | compat_html_parser.locatestarttagend = re.compile(r"""<[a-zA-Z][-.a-zA-Z0-9:_]*(?:\s+(?:(?<=['"\s])[^\s/>][^\s/=>]*(?:\s*=+\s*(?:'[^']*'|"[^"]*"|(?!['"])[^>\s]*))?\s*)*)?\s*""", re.VERBOSE) # backport bugfix |
a921f407 JMF |
327 | class BaseHTMLParser(compat_html_parser.HTMLParser): |
328 | def __init(self): | |
329 | compat_html_parser.HTMLParser.__init__(self) | |
330 | self.html = None | |
331 | ||
332 | def loads(self, html): | |
333 | self.html = html | |
334 | self.feed(html) | |
335 | self.close() | |
336 | ||
337 | class AttrParser(BaseHTMLParser): | |
43e8fafd ND |
338 | """Modified HTMLParser that isolates a tag with the specified attribute""" |
339 | def __init__(self, attribute, value): | |
340 | self.attribute = attribute | |
341 | self.value = value | |
59ae15a5 PH |
342 | self.result = None |
343 | self.started = False | |
344 | self.depth = {} | |
59ae15a5 PH |
345 | self.watch_startpos = False |
346 | self.error_count = 0 | |
a921f407 | 347 | BaseHTMLParser.__init__(self) |
59ae15a5 PH |
348 | |
349 | def error(self, message): | |
350 | if self.error_count > 10 or self.started: | |
351 | raise compat_html_parser.HTMLParseError(message, self.getpos()) | |
352 | self.rawdata = '\n'.join(self.html.split('\n')[self.getpos()[0]:]) # skip one line | |
353 | self.error_count += 1 | |
354 | self.goahead(1) | |
355 | ||
59ae15a5 PH |
356 | def handle_starttag(self, tag, attrs): |
357 | attrs = dict(attrs) | |
358 | if self.started: | |
359 | self.find_startpos(None) | |
43e8fafd | 360 | if self.attribute in attrs and attrs[self.attribute] == self.value: |
59ae15a5 PH |
361 | self.result = [tag] |
362 | self.started = True | |
363 | self.watch_startpos = True | |
364 | if self.started: | |
365 | if not tag in self.depth: self.depth[tag] = 0 | |
366 | self.depth[tag] += 1 | |
367 | ||
368 | def handle_endtag(self, tag): | |
369 | if self.started: | |
370 | if tag in self.depth: self.depth[tag] -= 1 | |
371 | if self.depth[self.result[0]] == 0: | |
372 | self.started = False | |
373 | self.result.append(self.getpos()) | |
374 | ||
375 | def find_startpos(self, x): | |
376 | """Needed to put the start position of the result (self.result[1]) | |
377 | after the opening tag with the requested id""" | |
378 | if self.watch_startpos: | |
379 | self.watch_startpos = False | |
380 | self.result.append(self.getpos()) | |
381 | handle_entityref = handle_charref = handle_data = handle_comment = \ | |
382 | handle_decl = handle_pi = unknown_decl = find_startpos | |
383 | ||
384 | def get_result(self): | |
385 | if self.result is None: | |
386 | return None | |
387 | if len(self.result) != 3: | |
388 | return None | |
389 | lines = self.html.split('\n') | |
390 | lines = lines[self.result[1][0]-1:self.result[2][0]] | |
391 | lines[0] = lines[0][self.result[1][1]:] | |
392 | if len(lines) == 1: | |
393 | lines[-1] = lines[-1][:self.result[2][1]-self.result[1][1]] | |
394 | lines[-1] = lines[-1][:self.result[2][1]] | |
395 | return '\n'.join(lines).strip() | |
3b024e17 PH |
396 | # Hack for https://github.com/rg3/youtube-dl/issues/662 |
397 | if sys.version_info < (2, 7, 3): | |
398 | AttrParser.parse_endtag = (lambda self, i: | |
399 | i + len("</scr'+'ipt>") | |
400 | if self.rawdata[i:].startswith("</scr'+'ipt>") | |
401 | else compat_html_parser.HTMLParser.parse_endtag(self, i)) | |
9e6dd238 FV |
402 | |
403 | def get_element_by_id(id, html): | |
43e8fafd ND |
404 | """Return the content of the tag with the specified ID in the passed HTML document""" |
405 | return get_element_by_attribute("id", id, html) | |
406 | ||
407 | def get_element_by_attribute(attribute, value, html): | |
408 | """Return the content of the tag with the specified attribute in the passed HTML document""" | |
409 | parser = AttrParser(attribute, value) | |
59ae15a5 PH |
410 | try: |
411 | parser.loads(html) | |
412 | except compat_html_parser.HTMLParseError: | |
413 | pass | |
414 | return parser.get_result() | |
9e6dd238 | 415 | |
a921f407 JMF |
416 | class MetaParser(BaseHTMLParser): |
417 | """ | |
418 | Modified HTMLParser that isolates a meta tag with the specified name | |
419 | attribute. | |
420 | """ | |
421 | def __init__(self, name): | |
422 | BaseHTMLParser.__init__(self) | |
423 | self.name = name | |
424 | self.content = None | |
425 | self.result = None | |
426 | ||
427 | def handle_starttag(self, tag, attrs): | |
428 | if tag != 'meta': | |
429 | return | |
430 | attrs = dict(attrs) | |
431 | if attrs.get('name') == self.name: | |
432 | self.result = attrs.get('content') | |
433 | ||
434 | def get_result(self): | |
435 | return self.result | |
436 | ||
437 | def get_meta_content(name, html): | |
438 | """ | |
439 | Return the content attribute from the meta tag with the given name attribute. | |
440 | """ | |
441 | parser = MetaParser(name) | |
442 | try: | |
443 | parser.loads(html) | |
444 | except compat_html_parser.HTMLParseError: | |
445 | pass | |
446 | return parser.get_result() | |
447 | ||
9e6dd238 FV |
448 | |
449 | def clean_html(html): | |
59ae15a5 PH |
450 | """Clean an HTML snippet into a readable string""" |
451 | # Newline vs <br /> | |
452 | html = html.replace('\n', ' ') | |
6b3aef80 FV |
453 | html = re.sub(r'\s*<\s*br\s*/?\s*>\s*', '\n', html) |
454 | html = re.sub(r'<\s*/\s*p\s*>\s*<\s*p[^>]*>', '\n', html) | |
59ae15a5 PH |
455 | # Strip html tags |
456 | html = re.sub('<.*?>', '', html) | |
457 | # Replace html entities | |
458 | html = unescapeHTML(html) | |
7decf895 | 459 | return html.strip() |
9e6dd238 FV |
460 | |
461 | ||
d77c3dfd | 462 | def sanitize_open(filename, open_mode): |
59ae15a5 PH |
463 | """Try to open the given filename, and slightly tweak it if this fails. |
464 | ||
465 | Attempts to open the given filename. If this fails, it tries to change | |
466 | the filename slightly, step by step, until it's either able to open it | |
467 | or it fails and raises a final exception, like the standard open() | |
468 | function. | |
469 | ||
470 | It returns the tuple (stream, definitive_file_name). | |
471 | """ | |
472 | try: | |
473 | if filename == u'-': | |
474 | if sys.platform == 'win32': | |
475 | import msvcrt | |
476 | msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY) | |
898280a0 | 477 | return (sys.stdout.buffer if hasattr(sys.stdout, 'buffer') else sys.stdout, filename) |
59ae15a5 PH |
478 | stream = open(encodeFilename(filename), open_mode) |
479 | return (stream, filename) | |
480 | except (IOError, OSError) as err: | |
f45c185f PH |
481 | if err.errno in (errno.EACCES,): |
482 | raise | |
59ae15a5 | 483 | |
f45c185f PH |
484 | # In case of error, try to remove win32 forbidden chars |
485 | alt_filename = os.path.join( | |
486 | re.sub(u'[/<>:"\\|\\\\?\\*]', u'#', path_part) | |
487 | for path_part in os.path.split(filename) | |
488 | ) | |
489 | if alt_filename == filename: | |
490 | raise | |
491 | else: | |
492 | # An exception here should be caught in the caller | |
493 | stream = open(encodeFilename(filename), open_mode) | |
494 | return (stream, alt_filename) | |
d77c3dfd FV |
495 | |
496 | ||
497 | def timeconvert(timestr): | |
59ae15a5 PH |
498 | """Convert RFC 2822 defined time string into system timestamp""" |
499 | timestamp = None | |
500 | timetuple = email.utils.parsedate_tz(timestr) | |
501 | if timetuple is not None: | |
502 | timestamp = email.utils.mktime_tz(timetuple) | |
503 | return timestamp | |
1c469a94 | 504 | |
796173d0 | 505 | def sanitize_filename(s, restricted=False, is_id=False): |
59ae15a5 PH |
506 | """Sanitizes a string so it could be used as part of a filename. |
507 | If restricted is set, use a stricter subset of allowed characters. | |
796173d0 | 508 | Set is_id if this is not an arbitrary string, but an ID that should be kept if possible |
59ae15a5 PH |
509 | """ |
510 | def replace_insane(char): | |
511 | if char == '?' or ord(char) < 32 or ord(char) == 127: | |
512 | return '' | |
513 | elif char == '"': | |
514 | return '' if restricted else '\'' | |
515 | elif char == ':': | |
516 | return '_-' if restricted else ' -' | |
517 | elif char in '\\/|*<>': | |
518 | return '_' | |
627dcfff | 519 | if restricted and (char in '!&\'()[]{}$;`^,#' or char.isspace()): |
59ae15a5 PH |
520 | return '_' |
521 | if restricted and ord(char) > 127: | |
522 | return '_' | |
523 | return char | |
524 | ||
525 | result = u''.join(map(replace_insane, s)) | |
796173d0 PH |
526 | if not is_id: |
527 | while '__' in result: | |
528 | result = result.replace('__', '_') | |
529 | result = result.strip('_') | |
530 | # Common case of "Foreign band name - English song title" | |
531 | if restricted and result.startswith('-_'): | |
532 | result = result[2:] | |
533 | if not result: | |
534 | result = '_' | |
59ae15a5 | 535 | return result |
d77c3dfd FV |
536 | |
537 | def orderedSet(iterable): | |
59ae15a5 PH |
538 | """ Remove all duplicates from the input iterable """ |
539 | res = [] | |
540 | for el in iterable: | |
541 | if el not in res: | |
542 | res.append(el) | |
543 | return res | |
d77c3dfd | 544 | |
912b38b4 | 545 | |
d77c3dfd | 546 | def unescapeHTML(s): |
912b38b4 PH |
547 | if s is None: |
548 | return None | |
549 | assert type(s) == compat_str | |
d77c3dfd | 550 | |
912b38b4 | 551 | result = re.sub(r'(?u)&(.+?);', htmlentity_transform, s) |
59ae15a5 | 552 | return result |
d77c3dfd | 553 | |
8bf48f23 PH |
554 | |
555 | def encodeFilename(s, for_subprocess=False): | |
59ae15a5 PH |
556 | """ |
557 | @param s The name of the file | |
558 | """ | |
d77c3dfd | 559 | |
8bf48f23 | 560 | assert type(s) == compat_str |
d77c3dfd | 561 | |
59ae15a5 PH |
562 | # Python 3 has a Unicode API |
563 | if sys.version_info >= (3, 0): | |
564 | return s | |
0f00efed | 565 | |
59ae15a5 PH |
566 | if sys.platform == 'win32' and sys.getwindowsversion()[0] >= 5: |
567 | # Pass u'' directly to use Unicode APIs on Windows 2000 and up | |
568 | # (Detecting Windows NT 4 is tricky because 'major >= 4' would | |
569 | # match Windows 9x series as well. Besides, NT 4 is obsolete.) | |
8bf48f23 PH |
570 | if not for_subprocess: |
571 | return s | |
572 | else: | |
573 | # For subprocess calls, encode with locale encoding | |
574 | # Refer to http://stackoverflow.com/a/9951851/35070 | |
575 | encoding = preferredencoding() | |
59ae15a5 | 576 | else: |
6df40dcb | 577 | encoding = sys.getfilesystemencoding() |
8bf48f23 PH |
578 | if encoding is None: |
579 | encoding = 'utf-8' | |
580 | return s.encode(encoding, 'ignore') | |
581 | ||
f07b74fc PH |
582 | |
583 | def encodeArgument(s): | |
584 | if not isinstance(s, compat_str): | |
585 | # Legacy code that uses byte strings | |
586 | # Uncomment the following line after fixing all post processors | |
587 | #assert False, 'Internal error: %r should be of type %r, is %r' % (s, compat_str, type(s)) | |
588 | s = s.decode('ascii') | |
589 | return encodeFilename(s, True) | |
590 | ||
591 | ||
8271226a PH |
592 | def decodeOption(optval): |
593 | if optval is None: | |
594 | return optval | |
595 | if isinstance(optval, bytes): | |
596 | optval = optval.decode(preferredencoding()) | |
597 | ||
598 | assert isinstance(optval, compat_str) | |
599 | return optval | |
1c256f70 | 600 | |
4539dd30 PH |
601 | def formatSeconds(secs): |
602 | if secs > 3600: | |
603 | return '%d:%02d:%02d' % (secs // 3600, (secs % 3600) // 60, secs % 60) | |
604 | elif secs > 60: | |
605 | return '%d:%02d' % (secs // 60, secs % 60) | |
606 | else: | |
607 | return '%d' % secs | |
608 | ||
a0ddb8a2 PH |
609 | |
610 | def make_HTTPS_handler(opts_no_check_certificate, **kwargs): | |
13ebea79 PH |
611 | if sys.version_info < (3, 2): |
612 | import httplib | |
613 | ||
614 | class HTTPSConnectionV3(httplib.HTTPSConnection): | |
615 | def __init__(self, *args, **kwargs): | |
616 | httplib.HTTPSConnection.__init__(self, *args, **kwargs) | |
617 | ||
618 | def connect(self): | |
619 | sock = socket.create_connection((self.host, self.port), self.timeout) | |
ac79fa02 | 620 | if getattr(self, '_tunnel_host', False): |
13ebea79 PH |
621 | self.sock = sock |
622 | self._tunnel() | |
623 | try: | |
624 | self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, ssl_version=ssl.PROTOCOL_SSLv3) | |
de79c46c | 625 | except ssl.SSLError: |
13ebea79 PH |
626 | self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, ssl_version=ssl.PROTOCOL_SSLv23) |
627 | ||
628 | class HTTPSHandlerV3(compat_urllib_request.HTTPSHandler): | |
629 | def https_open(self, req): | |
630 | return self.do_open(HTTPSConnectionV3, req) | |
a0ddb8a2 | 631 | return HTTPSHandlerV3(**kwargs) |
ea6d901e | 632 | else: |
13ebea79 | 633 | context = ssl.SSLContext(ssl.PROTOCOL_SSLv3) |
ea6d901e | 634 | context.verify_mode = (ssl.CERT_NONE |
dca08720 | 635 | if opts_no_check_certificate |
ea6d901e | 636 | else ssl.CERT_REQUIRED) |
303b479e PH |
637 | context.set_default_verify_paths() |
638 | try: | |
639 | context.load_default_certs() | |
640 | except AttributeError: | |
641 | pass # Python < 3.4 | |
a0ddb8a2 | 642 | return compat_urllib_request.HTTPSHandler(context=context, **kwargs) |
ea6d901e | 643 | |
1c256f70 PH |
644 | class ExtractorError(Exception): |
645 | """Error during info extraction.""" | |
d11271dd | 646 | def __init__(self, msg, tb=None, expected=False, cause=None, video_id=None): |
9a82b238 PH |
647 | """ tb, if given, is the original traceback (so that it can be printed out). |
648 | If expected is set, this is a normal error message and most likely not a bug in youtube-dl. | |
649 | """ | |
650 | ||
651 | if sys.exc_info()[0] in (compat_urllib_error.URLError, socket.timeout, UnavailableVideoError): | |
652 | expected = True | |
d11271dd PH |
653 | if video_id is not None: |
654 | msg = video_id + ': ' + msg | |
9a82b238 | 655 | if not expected: |
298f833b | 656 | msg = msg + u'; please report this issue on https://yt-dl.org/bug . Be sure to call youtube-dl with the --verbose flag and include its complete output. Make sure you are using the latest version; type youtube-dl -U to update.' |
1c256f70 | 657 | super(ExtractorError, self).__init__(msg) |
d5979c5d | 658 | |
1c256f70 | 659 | self.traceback = tb |
8cc83b8d | 660 | self.exc_info = sys.exc_info() # preserve original exception |
2eabb802 | 661 | self.cause = cause |
d11271dd | 662 | self.video_id = video_id |
1c256f70 | 663 | |
01951dda PH |
664 | def format_traceback(self): |
665 | if self.traceback is None: | |
666 | return None | |
667 | return u''.join(traceback.format_tb(self.traceback)) | |
668 | ||
1c256f70 | 669 | |
55b3e45b JMF |
670 | class RegexNotFoundError(ExtractorError): |
671 | """Error when a regex didn't match""" | |
672 | pass | |
673 | ||
674 | ||
d77c3dfd | 675 | class DownloadError(Exception): |
59ae15a5 | 676 | """Download Error exception. |
d77c3dfd | 677 | |
59ae15a5 PH |
678 | This exception may be thrown by FileDownloader objects if they are not |
679 | configured to continue on errors. They will contain the appropriate | |
680 | error message. | |
681 | """ | |
8cc83b8d FV |
682 | def __init__(self, msg, exc_info=None): |
683 | """ exc_info, if given, is the original exception that caused the trouble (as returned by sys.exc_info()). """ | |
684 | super(DownloadError, self).__init__(msg) | |
685 | self.exc_info = exc_info | |
d77c3dfd FV |
686 | |
687 | ||
688 | class SameFileError(Exception): | |
59ae15a5 | 689 | """Same File exception. |
d77c3dfd | 690 | |
59ae15a5 PH |
691 | This exception will be thrown by FileDownloader objects if they detect |
692 | multiple files would have to be downloaded to the same file on disk. | |
693 | """ | |
694 | pass | |
d77c3dfd FV |
695 | |
696 | ||
697 | class PostProcessingError(Exception): | |
59ae15a5 | 698 | """Post Processing exception. |
d77c3dfd | 699 | |
59ae15a5 PH |
700 | This exception may be raised by PostProcessor's .run() method to |
701 | indicate an error in the postprocessing task. | |
702 | """ | |
7851b379 PH |
703 | def __init__(self, msg): |
704 | self.msg = msg | |
d77c3dfd FV |
705 | |
706 | class MaxDownloadsReached(Exception): | |
59ae15a5 PH |
707 | """ --max-downloads limit has been reached. """ |
708 | pass | |
d77c3dfd FV |
709 | |
710 | ||
711 | class UnavailableVideoError(Exception): | |
59ae15a5 | 712 | """Unavailable Format exception. |
d77c3dfd | 713 | |
59ae15a5 PH |
714 | This exception will be thrown when a video is requested |
715 | in a format that is not available for that video. | |
716 | """ | |
717 | pass | |
d77c3dfd FV |
718 | |
719 | ||
720 | class ContentTooShortError(Exception): | |
59ae15a5 | 721 | """Content Too Short exception. |
d77c3dfd | 722 | |
59ae15a5 PH |
723 | This exception may be raised by FileDownloader objects when a file they |
724 | download is too small for what the server announced first, indicating | |
725 | the connection was probably interrupted. | |
726 | """ | |
727 | # Both in bytes | |
728 | downloaded = None | |
729 | expected = None | |
d77c3dfd | 730 | |
59ae15a5 PH |
731 | def __init__(self, downloaded, expected): |
732 | self.downloaded = downloaded | |
733 | self.expected = expected | |
d77c3dfd | 734 | |
acebc9cd | 735 | class YoutubeDLHandler(compat_urllib_request.HTTPHandler): |
59ae15a5 PH |
736 | """Handler for HTTP requests and responses. |
737 | ||
738 | This class, when installed with an OpenerDirector, automatically adds | |
739 | the standard headers to every HTTP request and handles gzipped and | |
740 | deflated responses from web servers. If compression is to be avoided in | |
741 | a particular request, the original request in the program code only has | |
742 | to include the HTTP header "Youtubedl-No-Compression", which will be | |
743 | removed before making the real request. | |
744 | ||
745 | Part of this code was copied from: | |
746 | ||
747 | http://techknack.net/python-urllib2-handlers/ | |
748 | ||
749 | Andrew Rowls, the author of that code, agreed to release it to the | |
750 | public domain. | |
751 | """ | |
752 | ||
753 | @staticmethod | |
754 | def deflate(data): | |
755 | try: | |
756 | return zlib.decompress(data, -zlib.MAX_WBITS) | |
757 | except zlib.error: | |
758 | return zlib.decompress(data) | |
759 | ||
760 | @staticmethod | |
761 | def addinfourl_wrapper(stream, headers, url, code): | |
762 | if hasattr(compat_urllib_request.addinfourl, 'getcode'): | |
763 | return compat_urllib_request.addinfourl(stream, headers, url, code) | |
764 | ret = compat_urllib_request.addinfourl(stream, headers, url) | |
765 | ret.code = code | |
766 | return ret | |
767 | ||
acebc9cd | 768 | def http_request(self, req): |
33ac271b PH |
769 | for h, v in std_headers.items(): |
770 | if h not in req.headers: | |
771 | req.add_header(h, v) | |
59ae15a5 PH |
772 | if 'Youtubedl-no-compression' in req.headers: |
773 | if 'Accept-encoding' in req.headers: | |
774 | del req.headers['Accept-encoding'] | |
775 | del req.headers['Youtubedl-no-compression'] | |
3446dfb7 | 776 | if 'Youtubedl-user-agent' in req.headers: |
335959e7 PH |
777 | if 'User-agent' in req.headers: |
778 | del req.headers['User-agent'] | |
779 | req.headers['User-agent'] = req.headers['Youtubedl-user-agent'] | |
3446dfb7 | 780 | del req.headers['Youtubedl-user-agent'] |
59ae15a5 PH |
781 | return req |
782 | ||
acebc9cd | 783 | def http_response(self, req, resp): |
59ae15a5 PH |
784 | old_resp = resp |
785 | # gzip | |
786 | if resp.headers.get('Content-encoding', '') == 'gzip': | |
aa3e9507 PH |
787 | content = resp.read() |
788 | gz = gzip.GzipFile(fileobj=io.BytesIO(content), mode='rb') | |
789 | try: | |
790 | uncompressed = io.BytesIO(gz.read()) | |
791 | except IOError as original_ioerror: | |
792 | # There may be junk add the end of the file | |
793 | # See http://stackoverflow.com/q/4928560/35070 for details | |
794 | for i in range(1, 1024): | |
795 | try: | |
796 | gz = gzip.GzipFile(fileobj=io.BytesIO(content[:-i]), mode='rb') | |
797 | uncompressed = io.BytesIO(gz.read()) | |
798 | except IOError: | |
799 | continue | |
800 | break | |
801 | else: | |
802 | raise original_ioerror | |
803 | resp = self.addinfourl_wrapper(uncompressed, old_resp.headers, old_resp.url, old_resp.code) | |
59ae15a5 PH |
804 | resp.msg = old_resp.msg |
805 | # deflate | |
806 | if resp.headers.get('Content-encoding', '') == 'deflate': | |
807 | gz = io.BytesIO(self.deflate(resp.read())) | |
808 | resp = self.addinfourl_wrapper(gz, old_resp.headers, old_resp.url, old_resp.code) | |
809 | resp.msg = old_resp.msg | |
810 | return resp | |
0f8d03f8 | 811 | |
acebc9cd PH |
812 | https_request = http_request |
813 | https_response = http_response | |
bf50b038 | 814 | |
5de90176 | 815 | |
305d0683 | 816 | def parse_iso8601(date_str, delimiter='T'): |
912b38b4 PH |
817 | """ Return a UNIX timestamp from the given date """ |
818 | ||
819 | if date_str is None: | |
820 | return None | |
821 | ||
822 | m = re.search( | |
823 | r'Z$| ?(?P<sign>\+|-)(?P<hours>[0-9]{2}):?(?P<minutes>[0-9]{2})$', | |
824 | date_str) | |
825 | if not m: | |
826 | timezone = datetime.timedelta() | |
827 | else: | |
828 | date_str = date_str[:-len(m.group(0))] | |
829 | if not m.group('sign'): | |
830 | timezone = datetime.timedelta() | |
831 | else: | |
832 | sign = 1 if m.group('sign') == '+' else -1 | |
833 | timezone = datetime.timedelta( | |
834 | hours=sign * int(m.group('hours')), | |
835 | minutes=sign * int(m.group('minutes'))) | |
305d0683 TB |
836 | date_format = '%Y-%m-%d{0}%H:%M:%S'.format(delimiter) |
837 | dt = datetime.datetime.strptime(date_str, date_format) - timezone | |
912b38b4 PH |
838 | return calendar.timegm(dt.timetuple()) |
839 | ||
840 | ||
bf50b038 JMF |
841 | def unified_strdate(date_str): |
842 | """Return a string with the date in the format YYYYMMDD""" | |
64e7ad60 PH |
843 | |
844 | if date_str is None: | |
845 | return None | |
846 | ||
bf50b038 JMF |
847 | upload_date = None |
848 | #Replace commas | |
026fcc04 | 849 | date_str = date_str.replace(',', ' ') |
bf50b038 | 850 | # %z (UTC offset) is only supported in python>=3.2 |
026fcc04 | 851 | date_str = re.sub(r' ?(\+|-)[0-9]{2}:?[0-9]{2}$', '', date_str) |
19e1d359 JMF |
852 | format_expressions = [ |
853 | '%d %B %Y', | |
0f99566c | 854 | '%d %b %Y', |
19e1d359 JMF |
855 | '%B %d %Y', |
856 | '%b %d %Y', | |
78ff59d0 PP |
857 | '%b %dst %Y %I:%M%p', |
858 | '%b %dnd %Y %I:%M%p', | |
859 | '%b %dth %Y %I:%M%p', | |
19e1d359 | 860 | '%Y-%m-%d', |
fe556f1b | 861 | '%Y/%m/%d', |
4cf96546 | 862 | '%d.%m.%Y', |
19e1d359 | 863 | '%d/%m/%Y', |
423817c4 | 864 | '%d/%m/%y', |
19e1d359 | 865 | '%Y/%m/%d %H:%M:%S', |
5d73273f | 866 | '%Y-%m-%d %H:%M:%S', |
19e1d359 | 867 | '%d.%m.%Y %H:%M', |
b047de6f | 868 | '%d.%m.%Y %H.%M', |
19e1d359 | 869 | '%Y-%m-%dT%H:%M:%SZ', |
59040888 PH |
870 | '%Y-%m-%dT%H:%M:%S.%fZ', |
871 | '%Y-%m-%dT%H:%M:%S.%f0Z', | |
2e1fa03b | 872 | '%Y-%m-%dT%H:%M:%S', |
7ff5d5c2 | 873 | '%Y-%m-%dT%H:%M:%S.%f', |
5de90176 | 874 | '%Y-%m-%dT%H:%M', |
19e1d359 | 875 | ] |
bf50b038 JMF |
876 | for expression in format_expressions: |
877 | try: | |
878 | upload_date = datetime.datetime.strptime(date_str, expression).strftime('%Y%m%d') | |
5de90176 | 879 | except ValueError: |
bf50b038 | 880 | pass |
42393ce2 PH |
881 | if upload_date is None: |
882 | timetuple = email.utils.parsedate_tz(date_str) | |
883 | if timetuple: | |
884 | upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d') | |
bf50b038 JMF |
885 | return upload_date |
886 | ||
cbdbb766 | 887 | def determine_ext(url, default_ext=u'unknown_video'): |
f4776371 S |
888 | if url is None: |
889 | return default_ext | |
73e79f2a PH |
890 | guess = url.partition(u'?')[0].rpartition(u'.')[2] |
891 | if re.match(r'^[A-Za-z0-9]+$', guess): | |
892 | return guess | |
893 | else: | |
cbdbb766 | 894 | return default_ext |
73e79f2a | 895 | |
d4051a8e JMF |
896 | def subtitles_filename(filename, sub_lang, sub_format): |
897 | return filename.rsplit('.', 1)[0] + u'.' + sub_lang + u'.' + sub_format | |
898 | ||
bd558525 | 899 | def date_from_str(date_str): |
37254abc JMF |
900 | """ |
901 | Return a datetime object from a string in the format YYYYMMDD or | |
902 | (now|today)[+-][0-9](day|week|month|year)(s)?""" | |
903 | today = datetime.date.today() | |
904 | if date_str == 'now'or date_str == 'today': | |
905 | return today | |
906 | match = re.match('(now|today)(?P<sign>[+-])(?P<time>\d+)(?P<unit>day|week|month|year)(s)?', date_str) | |
907 | if match is not None: | |
908 | sign = match.group('sign') | |
909 | time = int(match.group('time')) | |
910 | if sign == '-': | |
911 | time = -time | |
912 | unit = match.group('unit') | |
913 | #A bad aproximation? | |
914 | if unit == 'month': | |
915 | unit = 'day' | |
916 | time *= 30 | |
917 | elif unit == 'year': | |
918 | unit = 'day' | |
919 | time *= 365 | |
920 | unit += 's' | |
921 | delta = datetime.timedelta(**{unit: time}) | |
922 | return today + delta | |
bd558525 JMF |
923 | return datetime.datetime.strptime(date_str, "%Y%m%d").date() |
924 | ||
e63fc1be | 925 | def hyphenate_date(date_str): |
926 | """ | |
927 | Convert a date in 'YYYYMMDD' format to 'YYYY-MM-DD' format""" | |
928 | match = re.match(r'^(\d\d\d\d)(\d\d)(\d\d)$', date_str) | |
929 | if match is not None: | |
930 | return '-'.join(match.groups()) | |
931 | else: | |
932 | return date_str | |
933 | ||
bd558525 JMF |
934 | class DateRange(object): |
935 | """Represents a time interval between two dates""" | |
936 | def __init__(self, start=None, end=None): | |
937 | """start and end must be strings in the format accepted by date""" | |
938 | if start is not None: | |
939 | self.start = date_from_str(start) | |
940 | else: | |
941 | self.start = datetime.datetime.min.date() | |
942 | if end is not None: | |
943 | self.end = date_from_str(end) | |
944 | else: | |
945 | self.end = datetime.datetime.max.date() | |
37254abc | 946 | if self.start > self.end: |
bd558525 JMF |
947 | raise ValueError('Date range: "%s" , the start date must be before the end date' % self) |
948 | @classmethod | |
949 | def day(cls, day): | |
950 | """Returns a range that only contains the given day""" | |
951 | return cls(day,day) | |
952 | def __contains__(self, date): | |
953 | """Check if the date is in the range""" | |
37254abc JMF |
954 | if not isinstance(date, datetime.date): |
955 | date = date_from_str(date) | |
956 | return self.start <= date <= self.end | |
bd558525 JMF |
957 | def __str__(self): |
958 | return '%s - %s' % ( self.start.isoformat(), self.end.isoformat()) | |
c496ca96 PH |
959 | |
960 | ||
961 | def platform_name(): | |
962 | """ Returns the platform name as a compat_str """ | |
963 | res = platform.platform() | |
964 | if isinstance(res, bytes): | |
965 | res = res.decode(preferredencoding()) | |
966 | ||
967 | assert isinstance(res, compat_str) | |
968 | return res | |
c257baff PH |
969 | |
970 | ||
b58ddb32 PH |
971 | def _windows_write_string(s, out): |
972 | """ Returns True if the string was written using special methods, | |
973 | False if it has yet to be written out.""" | |
974 | # Adapted from http://stackoverflow.com/a/3259271/35070 | |
975 | ||
976 | import ctypes | |
977 | import ctypes.wintypes | |
978 | ||
979 | WIN_OUTPUT_IDS = { | |
980 | 1: -11, | |
981 | 2: -12, | |
982 | } | |
983 | ||
a383a98a PH |
984 | try: |
985 | fileno = out.fileno() | |
986 | except AttributeError: | |
987 | # If the output stream doesn't have a fileno, it's virtual | |
988 | return False | |
b58ddb32 PH |
989 | if fileno not in WIN_OUTPUT_IDS: |
990 | return False | |
991 | ||
992 | GetStdHandle = ctypes.WINFUNCTYPE( | |
993 | ctypes.wintypes.HANDLE, ctypes.wintypes.DWORD)( | |
994 | ("GetStdHandle", ctypes.windll.kernel32)) | |
995 | h = GetStdHandle(WIN_OUTPUT_IDS[fileno]) | |
996 | ||
997 | WriteConsoleW = ctypes.WINFUNCTYPE( | |
998 | ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE, ctypes.wintypes.LPWSTR, | |
999 | ctypes.wintypes.DWORD, ctypes.POINTER(ctypes.wintypes.DWORD), | |
1000 | ctypes.wintypes.LPVOID)(("WriteConsoleW", ctypes.windll.kernel32)) | |
1001 | written = ctypes.wintypes.DWORD(0) | |
1002 | ||
1003 | GetFileType = ctypes.WINFUNCTYPE(ctypes.wintypes.DWORD, ctypes.wintypes.DWORD)(("GetFileType", ctypes.windll.kernel32)) | |
1004 | FILE_TYPE_CHAR = 0x0002 | |
1005 | FILE_TYPE_REMOTE = 0x8000 | |
1006 | GetConsoleMode = ctypes.WINFUNCTYPE( | |
1007 | ctypes.wintypes.BOOL, ctypes.wintypes.HANDLE, | |
1008 | ctypes.POINTER(ctypes.wintypes.DWORD))( | |
1009 | ("GetConsoleMode", ctypes.windll.kernel32)) | |
1010 | INVALID_HANDLE_VALUE = ctypes.wintypes.DWORD(-1).value | |
1011 | ||
1012 | def not_a_console(handle): | |
1013 | if handle == INVALID_HANDLE_VALUE or handle is None: | |
1014 | return True | |
1015 | return ((GetFileType(handle) & ~FILE_TYPE_REMOTE) != FILE_TYPE_CHAR | |
1016 | or GetConsoleMode(handle, ctypes.byref(ctypes.wintypes.DWORD())) == 0) | |
1017 | ||
1018 | if not_a_console(h): | |
1019 | return False | |
1020 | ||
d1b9c912 PH |
1021 | def next_nonbmp_pos(s): |
1022 | try: | |
1023 | return next(i for i, c in enumerate(s) if ord(c) > 0xffff) | |
1024 | except StopIteration: | |
1025 | return len(s) | |
1026 | ||
1027 | while s: | |
1028 | count = min(next_nonbmp_pos(s), 1024) | |
1029 | ||
b58ddb32 | 1030 | ret = WriteConsoleW( |
d1b9c912 | 1031 | h, s, count if count else 2, ctypes.byref(written), None) |
b58ddb32 PH |
1032 | if ret == 0: |
1033 | raise OSError('Failed to write string') | |
d1b9c912 PH |
1034 | if not count: # We just wrote a non-BMP character |
1035 | assert written.value == 2 | |
1036 | s = s[1:] | |
1037 | else: | |
1038 | assert written.value > 0 | |
1039 | s = s[written.value:] | |
b58ddb32 PH |
1040 | return True |
1041 | ||
1042 | ||
734f90bb | 1043 | def write_string(s, out=None, encoding=None): |
7459e3a2 PH |
1044 | if out is None: |
1045 | out = sys.stderr | |
8bf48f23 | 1046 | assert type(s) == compat_str |
7459e3a2 | 1047 | |
b58ddb32 PH |
1048 | if sys.platform == 'win32' and encoding is None and hasattr(out, 'fileno'): |
1049 | if _windows_write_string(s, out): | |
1050 | return | |
1051 | ||
7459e3a2 PH |
1052 | if ('b' in getattr(out, 'mode', '') or |
1053 | sys.version_info[0] < 3): # Python 2 lies about mode of sys.stderr | |
104aa738 PH |
1054 | byt = s.encode(encoding or preferredencoding(), 'ignore') |
1055 | out.write(byt) | |
1056 | elif hasattr(out, 'buffer'): | |
1057 | enc = encoding or getattr(out, 'encoding', None) or preferredencoding() | |
1058 | byt = s.encode(enc, 'ignore') | |
1059 | out.buffer.write(byt) | |
1060 | else: | |
8bf48f23 | 1061 | out.write(s) |
7459e3a2 PH |
1062 | out.flush() |
1063 | ||
1064 | ||
48ea9cea PH |
1065 | def bytes_to_intlist(bs): |
1066 | if not bs: | |
1067 | return [] | |
1068 | if isinstance(bs[0], int): # Python 3 | |
1069 | return list(bs) | |
1070 | else: | |
1071 | return [ord(c) for c in bs] | |
1072 | ||
c257baff | 1073 | |
cba892fa | 1074 | def intlist_to_bytes(xs): |
1075 | if not xs: | |
1076 | return b'' | |
1077 | if isinstance(chr(0), bytes): # Python 2 | |
1078 | return ''.join([chr(x) for x in xs]) | |
1079 | else: | |
1080 | return bytes(xs) | |
c38b1e77 PH |
1081 | |
1082 | ||
1083 | def get_cachedir(params={}): | |
1084 | cache_root = os.environ.get('XDG_CACHE_HOME', | |
1085 | os.path.expanduser('~/.cache')) | |
1086 | return params.get('cachedir', os.path.join(cache_root, 'youtube-dl')) | |
c1c9a79c PH |
1087 | |
1088 | ||
1089 | # Cross-platform file locking | |
1090 | if sys.platform == 'win32': | |
1091 | import ctypes.wintypes | |
1092 | import msvcrt | |
1093 | ||
1094 | class OVERLAPPED(ctypes.Structure): | |
1095 | _fields_ = [ | |
1096 | ('Internal', ctypes.wintypes.LPVOID), | |
1097 | ('InternalHigh', ctypes.wintypes.LPVOID), | |
1098 | ('Offset', ctypes.wintypes.DWORD), | |
1099 | ('OffsetHigh', ctypes.wintypes.DWORD), | |
1100 | ('hEvent', ctypes.wintypes.HANDLE), | |
1101 | ] | |
1102 | ||
1103 | kernel32 = ctypes.windll.kernel32 | |
1104 | LockFileEx = kernel32.LockFileEx | |
1105 | LockFileEx.argtypes = [ | |
1106 | ctypes.wintypes.HANDLE, # hFile | |
1107 | ctypes.wintypes.DWORD, # dwFlags | |
1108 | ctypes.wintypes.DWORD, # dwReserved | |
1109 | ctypes.wintypes.DWORD, # nNumberOfBytesToLockLow | |
1110 | ctypes.wintypes.DWORD, # nNumberOfBytesToLockHigh | |
1111 | ctypes.POINTER(OVERLAPPED) # Overlapped | |
1112 | ] | |
1113 | LockFileEx.restype = ctypes.wintypes.BOOL | |
1114 | UnlockFileEx = kernel32.UnlockFileEx | |
1115 | UnlockFileEx.argtypes = [ | |
1116 | ctypes.wintypes.HANDLE, # hFile | |
1117 | ctypes.wintypes.DWORD, # dwReserved | |
1118 | ctypes.wintypes.DWORD, # nNumberOfBytesToLockLow | |
1119 | ctypes.wintypes.DWORD, # nNumberOfBytesToLockHigh | |
1120 | ctypes.POINTER(OVERLAPPED) # Overlapped | |
1121 | ] | |
1122 | UnlockFileEx.restype = ctypes.wintypes.BOOL | |
1123 | whole_low = 0xffffffff | |
1124 | whole_high = 0x7fffffff | |
1125 | ||
1126 | def _lock_file(f, exclusive): | |
1127 | overlapped = OVERLAPPED() | |
1128 | overlapped.Offset = 0 | |
1129 | overlapped.OffsetHigh = 0 | |
1130 | overlapped.hEvent = 0 | |
1131 | f._lock_file_overlapped_p = ctypes.pointer(overlapped) | |
1132 | handle = msvcrt.get_osfhandle(f.fileno()) | |
1133 | if not LockFileEx(handle, 0x2 if exclusive else 0x0, 0, | |
1134 | whole_low, whole_high, f._lock_file_overlapped_p): | |
1135 | raise OSError('Locking file failed: %r' % ctypes.FormatError()) | |
1136 | ||
1137 | def _unlock_file(f): | |
1138 | assert f._lock_file_overlapped_p | |
1139 | handle = msvcrt.get_osfhandle(f.fileno()) | |
1140 | if not UnlockFileEx(handle, 0, | |
1141 | whole_low, whole_high, f._lock_file_overlapped_p): | |
1142 | raise OSError('Unlocking file failed: %r' % ctypes.FormatError()) | |
1143 | ||
1144 | else: | |
1145 | import fcntl | |
1146 | ||
1147 | def _lock_file(f, exclusive): | |
1148 | fcntl.lockf(f, fcntl.LOCK_EX if exclusive else fcntl.LOCK_SH) | |
1149 | ||
1150 | def _unlock_file(f): | |
1151 | fcntl.lockf(f, fcntl.LOCK_UN) | |
1152 | ||
1153 | ||
1154 | class locked_file(object): | |
1155 | def __init__(self, filename, mode, encoding=None): | |
1156 | assert mode in ['r', 'a', 'w'] | |
1157 | self.f = io.open(filename, mode, encoding=encoding) | |
1158 | self.mode = mode | |
1159 | ||
1160 | def __enter__(self): | |
1161 | exclusive = self.mode != 'r' | |
1162 | try: | |
1163 | _lock_file(self.f, exclusive) | |
1164 | except IOError: | |
1165 | self.f.close() | |
1166 | raise | |
1167 | return self | |
1168 | ||
1169 | def __exit__(self, etype, value, traceback): | |
1170 | try: | |
1171 | _unlock_file(self.f) | |
1172 | finally: | |
1173 | self.f.close() | |
1174 | ||
1175 | def __iter__(self): | |
1176 | return iter(self.f) | |
1177 | ||
1178 | def write(self, *args): | |
1179 | return self.f.write(*args) | |
1180 | ||
1181 | def read(self, *args): | |
1182 | return self.f.read(*args) | |
4eb7f1d1 JMF |
1183 | |
1184 | ||
1185 | def shell_quote(args): | |
a6a173c2 JMF |
1186 | quoted_args = [] |
1187 | encoding = sys.getfilesystemencoding() | |
1188 | if encoding is None: | |
1189 | encoding = 'utf-8' | |
1190 | for a in args: | |
1191 | if isinstance(a, bytes): | |
1192 | # We may get a filename encoded with 'encodeFilename' | |
1193 | a = a.decode(encoding) | |
1194 | quoted_args.append(pipes.quote(a)) | |
1195 | return u' '.join(quoted_args) | |
9d4660ca PH |
1196 | |
1197 | ||
f4d96df0 PH |
1198 | def takewhile_inclusive(pred, seq): |
1199 | """ Like itertools.takewhile, but include the latest evaluated element | |
1200 | (the first element so that Not pred(e)) """ | |
1201 | for e in seq: | |
1202 | yield e | |
1203 | if not pred(e): | |
1204 | return | |
1205 | ||
1206 | ||
9d4660ca PH |
1207 | def smuggle_url(url, data): |
1208 | """ Pass additional data in a URL for internal use. """ | |
1209 | ||
1210 | sdata = compat_urllib_parse.urlencode( | |
1211 | {u'__youtubedl_smuggle': json.dumps(data)}) | |
1212 | return url + u'#' + sdata | |
1213 | ||
1214 | ||
79f82953 | 1215 | def unsmuggle_url(smug_url, default=None): |
9d4660ca | 1216 | if not '#__youtubedl_smuggle' in smug_url: |
79f82953 | 1217 | return smug_url, default |
9d4660ca PH |
1218 | url, _, sdata = smug_url.rpartition(u'#') |
1219 | jsond = compat_parse_qs(sdata)[u'__youtubedl_smuggle'][0] | |
1220 | data = json.loads(jsond) | |
1221 | return url, data | |
02dbf93f PH |
1222 | |
1223 | ||
02dbf93f PH |
1224 | def format_bytes(bytes): |
1225 | if bytes is None: | |
1226 | return u'N/A' | |
1227 | if type(bytes) is str: | |
1228 | bytes = float(bytes) | |
1229 | if bytes == 0.0: | |
1230 | exponent = 0 | |
1231 | else: | |
1232 | exponent = int(math.log(bytes, 1024.0)) | |
1233 | suffix = [u'B', u'KiB', u'MiB', u'GiB', u'TiB', u'PiB', u'EiB', u'ZiB', u'YiB'][exponent] | |
1234 | converted = float(bytes) / float(1024 ** exponent) | |
1235 | return u'%.2f%s' % (converted, suffix) | |
f53c966a | 1236 | |
1c088fa8 | 1237 | |
1c088fa8 PH |
1238 | def get_term_width(): |
1239 | columns = os.environ.get('COLUMNS', None) | |
1240 | if columns: | |
1241 | return int(columns) | |
1242 | ||
1243 | try: | |
1244 | sp = subprocess.Popen( | |
1245 | ['stty', 'size'], | |
1246 | stdout=subprocess.PIPE, stderr=subprocess.PIPE) | |
1247 | out, err = sp.communicate() | |
1248 | return int(out.split()[1]) | |
1249 | except: | |
1250 | pass | |
1251 | return None | |
caefb1de PH |
1252 | |
1253 | ||
1254 | def month_by_name(name): | |
1255 | """ Return the number of a month by (locale-independently) English name """ | |
1256 | ||
1257 | ENGLISH_NAMES = [ | |
dadb8184 | 1258 | u'January', u'February', u'March', u'April', u'May', u'June', |
caefb1de PH |
1259 | u'July', u'August', u'September', u'October', u'November', u'December'] |
1260 | try: | |
1261 | return ENGLISH_NAMES.index(name) + 1 | |
1262 | except ValueError: | |
1263 | return None | |
18258362 JMF |
1264 | |
1265 | ||
5aafe895 | 1266 | def fix_xml_ampersands(xml_str): |
18258362 | 1267 | """Replace all the '&' by '&' in XML""" |
5aafe895 PH |
1268 | return re.sub( |
1269 | r'&(?!amp;|lt;|gt;|apos;|quot;|#x[0-9a-fA-F]{,4};|#[0-9]{,4};)', | |
1270 | u'&', | |
1271 | xml_str) | |
e3946f98 PH |
1272 | |
1273 | ||
1274 | def setproctitle(title): | |
8bf48f23 | 1275 | assert isinstance(title, compat_str) |
e3946f98 PH |
1276 | try: |
1277 | libc = ctypes.cdll.LoadLibrary("libc.so.6") | |
1278 | except OSError: | |
1279 | return | |
6eefe533 PH |
1280 | title_bytes = title.encode('utf-8') |
1281 | buf = ctypes.create_string_buffer(len(title_bytes)) | |
1282 | buf.value = title_bytes | |
e3946f98 | 1283 | try: |
6eefe533 | 1284 | libc.prctl(15, buf, 0, 0, 0) |
e3946f98 PH |
1285 | except AttributeError: |
1286 | return # Strange libc, just skip this | |
d7dda168 PH |
1287 | |
1288 | ||
1289 | def remove_start(s, start): | |
1290 | if s.startswith(start): | |
1291 | return s[len(start):] | |
1292 | return s | |
29eb5174 PH |
1293 | |
1294 | ||
2b9faf55 PH |
1295 | def remove_end(s, end): |
1296 | if s.endswith(end): | |
1297 | return s[:-len(end)] | |
1298 | return s | |
1299 | ||
1300 | ||
29eb5174 | 1301 | def url_basename(url): |
9b8aaeed JMF |
1302 | path = compat_urlparse.urlparse(url).path |
1303 | return path.strip(u'/').split(u'/')[-1] | |
aa94a6d3 PH |
1304 | |
1305 | ||
1306 | class HEADRequest(compat_urllib_request.Request): | |
1307 | def get_method(self): | |
1308 | return "HEAD" | |
7217e148 PH |
1309 | |
1310 | ||
9732d77e | 1311 | def int_or_none(v, scale=1, default=None, get_attr=None, invscale=1): |
28746fbd PH |
1312 | if get_attr: |
1313 | if v is not None: | |
1314 | v = getattr(v, get_attr, None) | |
9572013d PH |
1315 | if v == '': |
1316 | v = None | |
9732d77e PH |
1317 | return default if v is None else (int(v) * invscale // scale) |
1318 | ||
9572013d | 1319 | |
40a90862 JMF |
1320 | def str_or_none(v, default=None): |
1321 | return default if v is None else compat_str(v) | |
1322 | ||
9732d77e PH |
1323 | |
1324 | def str_to_int(int_str): | |
1325 | if int_str is None: | |
1326 | return None | |
1327 | int_str = re.sub(r'[,\.]', u'', int_str) | |
1328 | return int(int_str) | |
608d11f5 PH |
1329 | |
1330 | ||
9732d77e PH |
1331 | def float_or_none(v, scale=1, invscale=1, default=None): |
1332 | return default if v is None else (float(v) * invscale / scale) | |
43f775e4 PH |
1333 | |
1334 | ||
608d11f5 PH |
1335 | def parse_duration(s): |
1336 | if s is None: | |
1337 | return None | |
1338 | ||
1339 | m = re.match( | |
7adcbe75 | 1340 | r'(?:(?:(?P<hours>[0-9]+)[:h])?(?P<mins>[0-9]+)[:m])?(?P<secs>[0-9]+)s?(?::[0-9]+)?(?P<ms>\.[0-9]+)?$', s) |
608d11f5 PH |
1341 | if not m: |
1342 | return None | |
1343 | res = int(m.group('secs')) | |
1344 | if m.group('mins'): | |
1345 | res += int(m.group('mins')) * 60 | |
1346 | if m.group('hours'): | |
1347 | res += int(m.group('hours')) * 60 * 60 | |
7adcbe75 PH |
1348 | if m.group('ms'): |
1349 | res += float(m.group('ms')) | |
608d11f5 | 1350 | return res |
91d7d0b3 JMF |
1351 | |
1352 | ||
1353 | def prepend_extension(filename, ext): | |
1354 | name, real_ext = os.path.splitext(filename) | |
1355 | return u'{0}.{1}{2}'.format(name, ext, real_ext) | |
d70ad093 PH |
1356 | |
1357 | ||
1358 | def check_executable(exe, args=[]): | |
1359 | """ Checks if the given binary is installed somewhere in PATH, and returns its name. | |
1360 | args can be a list of arguments for a short output (like -version) """ | |
1361 | try: | |
1362 | subprocess.Popen([exe] + args, stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate() | |
1363 | except OSError: | |
1364 | return False | |
1365 | return exe | |
b7ab0590 PH |
1366 | |
1367 | ||
1368 | class PagedList(object): | |
1369 | def __init__(self, pagefunc, pagesize): | |
1370 | self._pagefunc = pagefunc | |
1371 | self._pagesize = pagesize | |
1372 | ||
dd26ced1 PH |
1373 | def __len__(self): |
1374 | # This is only useful for tests | |
1375 | return len(self.getslice()) | |
1376 | ||
b7ab0590 PH |
1377 | def getslice(self, start=0, end=None): |
1378 | res = [] | |
1379 | for pagenum in itertools.count(start // self._pagesize): | |
1380 | firstid = pagenum * self._pagesize | |
1381 | nextfirstid = pagenum * self._pagesize + self._pagesize | |
1382 | if start >= nextfirstid: | |
1383 | continue | |
1384 | ||
1385 | page_results = list(self._pagefunc(pagenum)) | |
1386 | ||
1387 | startv = ( | |
1388 | start % self._pagesize | |
1389 | if firstid <= start < nextfirstid | |
1390 | else 0) | |
1391 | ||
1392 | endv = ( | |
1393 | ((end - 1) % self._pagesize) + 1 | |
1394 | if (end is not None and firstid <= end <= nextfirstid) | |
1395 | else None) | |
1396 | ||
1397 | if startv != 0 or endv is not None: | |
1398 | page_results = page_results[startv:endv] | |
1399 | res.extend(page_results) | |
1400 | ||
1401 | # A little optimization - if current page is not "full", ie. does | |
1402 | # not contain page_size videos then we can assume that this page | |
1403 | # is the last one - there are no more ids on further pages - | |
1404 | # i.e. no need to query again. | |
1405 | if len(page_results) + startv < self._pagesize: | |
1406 | break | |
1407 | ||
1408 | # If we got the whole page, but the next page is not interesting, | |
1409 | # break out early as well | |
1410 | if end == nextfirstid: | |
1411 | break | |
1412 | return res | |
81c2f20b PH |
1413 | |
1414 | ||
1415 | def uppercase_escape(s): | |
676eb3f2 | 1416 | unicode_escape = codecs.getdecoder('unicode_escape') |
81c2f20b | 1417 | return re.sub( |
a612753d | 1418 | r'\\U[0-9a-fA-F]{8}', |
676eb3f2 PH |
1419 | lambda m: unicode_escape(m.group(0))[0], |
1420 | s) | |
b53466e1 PH |
1421 | |
1422 | try: | |
1423 | struct.pack(u'!I', 0) | |
1424 | except TypeError: | |
1425 | # In Python 2.6 (and some 2.7 versions), struct requires a bytes argument | |
1426 | def struct_pack(spec, *args): | |
1427 | if isinstance(spec, compat_str): | |
1428 | spec = spec.encode('ascii') | |
1429 | return struct.pack(spec, *args) | |
1430 | ||
1431 | def struct_unpack(spec, *args): | |
1432 | if isinstance(spec, compat_str): | |
1433 | spec = spec.encode('ascii') | |
1434 | return struct.unpack(spec, *args) | |
1435 | else: | |
1436 | struct_pack = struct.pack | |
1437 | struct_unpack = struct.unpack | |
62e609ab PH |
1438 | |
1439 | ||
1440 | def read_batch_urls(batch_fd): | |
1441 | def fixup(url): | |
1442 | if not isinstance(url, compat_str): | |
1443 | url = url.decode('utf-8', 'replace') | |
1444 | BOM_UTF8 = u'\xef\xbb\xbf' | |
1445 | if url.startswith(BOM_UTF8): | |
1446 | url = url[len(BOM_UTF8):] | |
1447 | url = url.strip() | |
1448 | if url.startswith(('#', ';', ']')): | |
1449 | return False | |
1450 | return url | |
1451 | ||
1452 | with contextlib.closing(batch_fd) as fd: | |
1453 | return [url for url in map(fixup, fd) if url] | |
b74fa8cd JMF |
1454 | |
1455 | ||
1456 | def urlencode_postdata(*args, **kargs): | |
1457 | return compat_urllib_parse.urlencode(*args, **kargs).encode('ascii') | |
bcf89ce6 PH |
1458 | |
1459 | ||
0990305d PH |
1460 | try: |
1461 | etree_iter = xml.etree.ElementTree.Element.iter | |
1462 | except AttributeError: # Python <=2.6 | |
1463 | etree_iter = lambda n: n.findall('.//*') | |
1464 | ||
1465 | ||
bcf89ce6 PH |
1466 | def parse_xml(s): |
1467 | class TreeBuilder(xml.etree.ElementTree.TreeBuilder): | |
1468 | def doctype(self, name, pubid, system): | |
1469 | pass # Ignore doctypes | |
1470 | ||
1471 | parser = xml.etree.ElementTree.XMLParser(target=TreeBuilder()) | |
1472 | kwargs = {'parser': parser} if sys.version_info >= (2, 7) else {} | |
0990305d PH |
1473 | tree = xml.etree.ElementTree.XML(s.encode('utf-8'), **kwargs) |
1474 | # Fix up XML parser in Python 2.x | |
1475 | if sys.version_info < (3, 0): | |
1476 | for n in etree_iter(tree): | |
1477 | if n.text is not None: | |
1478 | if not isinstance(n.text, compat_str): | |
1479 | n.text = n.text.decode('utf-8') | |
1480 | return tree | |
e68301af PH |
1481 | |
1482 | ||
1483 | if sys.version_info < (3, 0) and sys.platform == 'win32': | |
1484 | def compat_getpass(prompt, *args, **kwargs): | |
1485 | if isinstance(prompt, compat_str): | |
4e6f9aec | 1486 | prompt = prompt.encode(preferredencoding()) |
e68301af PH |
1487 | return getpass.getpass(prompt, *args, **kwargs) |
1488 | else: | |
1489 | compat_getpass = getpass.getpass | |
a1a530b0 PH |
1490 | |
1491 | ||
1492 | US_RATINGS = { | |
1493 | 'G': 0, | |
1494 | 'PG': 10, | |
1495 | 'PG-13': 13, | |
1496 | 'R': 16, | |
1497 | 'NC': 18, | |
1498 | } | |
fac55558 PH |
1499 | |
1500 | ||
1501 | def strip_jsonp(code): | |
816930c4 | 1502 | return re.sub(r'(?s)^[a-zA-Z0-9_]+\s*\(\s*(.*)\);?\s*?\s*$', r'\1', code) |
478c2c61 PH |
1503 | |
1504 | ||
e05f6939 PH |
1505 | def js_to_json(code): |
1506 | def fix_kv(m): | |
1507 | key = m.group(2) | |
1508 | if key.startswith("'"): | |
1509 | assert key.endswith("'") | |
1510 | assert '"' not in key | |
1511 | key = '"%s"' % key[1:-1] | |
1512 | elif not key.startswith('"'): | |
1513 | key = '"%s"' % key | |
1514 | ||
1515 | value = m.group(4) | |
1516 | if value.startswith("'"): | |
1517 | assert value.endswith("'") | |
1518 | assert '"' not in value | |
1519 | value = '"%s"' % value[1:-1] | |
1520 | ||
1521 | return m.group(1) + key + m.group(3) + value | |
1522 | ||
1523 | res = re.sub(r'''(?x) | |
1524 | ([{,]\s*) | |
1525 | ("[^"]*"|\'[^\']*\'|[a-z0-9A-Z]+) | |
1526 | (:\s*) | |
1527 | ([0-9.]+|true|false|"[^"]*"|\'[^\']*\'|\[|\{) | |
1528 | ''', fix_kv, code) | |
1529 | res = re.sub(r',(\s*\])', lambda m: m.group(1), res) | |
1530 | return res | |
1531 | ||
1532 | ||
478c2c61 PH |
1533 | def qualities(quality_ids): |
1534 | """ Get a numeric quality value out of a list of possible values """ | |
1535 | def q(qid): | |
1536 | try: | |
1537 | return quality_ids.index(qid) | |
1538 | except ValueError: | |
1539 | return -1 | |
1540 | return q | |
1541 | ||
acd69589 PH |
1542 | |
1543 | DEFAULT_OUTTMPL = '%(title)s-%(id)s.%(ext)s' | |
0a871f68 PH |
1544 | |
1545 | try: | |
1546 | subprocess_check_output = subprocess.check_output | |
1547 | except AttributeError: | |
1548 | def subprocess_check_output(*args, **kwargs): | |
1549 | assert 'input' not in kwargs | |
1550 | p = subprocess.Popen(*args, stdout=subprocess.PIPE, **kwargs) | |
1551 | output, _ = p.communicate() | |
1552 | ret = p.poll() | |
1553 | if ret: | |
1554 | raise subprocess.CalledProcessError(ret, p.args, output=output) | |
1555 | return output |