yt-dlp/yt_dlp/__init__.py
2024-10-01 02:13:48 +02:00

1110 lines
47 KiB
Python

import sys
if sys.version_info < (3, 8):
raise ImportError(
f'You are using an unsupported version of Python. Only Python versions 3.8 and above are supported by yt-dlp') # noqa: F541
__license__ = 'The Unlicense'
import collections
import getpass
import itertools
import optparse
import os
import re
import traceback
from .compat import compat_os_name
from .cookies import SUPPORTED_BROWSERS, SUPPORTED_KEYRINGS, CookieLoadError
from .downloader.external import get_external_downloader
from .extractor import list_extractor_classes
from .extractor.adobepass import MSO_INFO
from .networking.impersonate import ImpersonateTarget
from .options import parseOpts
from .postprocessor import (
FFmpegExtractAudioPP,
FFmpegMergerPP,
FFmpegPostProcessor,
FFmpegSubtitlesConvertorPP,
FFmpegThumbnailsConvertorPP,
FFmpegVideoConvertorPP,
FFmpegVideoRemuxerPP,
MetadataFromFieldPP,
MetadataParserPP,
)
from .update import Updater
from .utils import (
NO_DEFAULT,
POSTPROCESS_WHEN,
DateRange,
DownloadCancelled,
DownloadError,
FormatSorter,
GeoUtils,
PlaylistEntries,
SameFileError,
decodeOption,
download_range_func,
expand_path,
float_or_none,
format_field,
int_or_none,
join_nonempty,
match_filter_func,
parse_bytes,
parse_duration,
preferredencoding,
read_batch_urls,
read_stdin,
render_table,
setproctitle,
shell_quote,
traverse_obj,
variadic,
write_string,
)
from .utils.networking import std_headers
from .utils._utils import _UnsafeExtensionError
from .YoutubeDL import YoutubeDL
_IN_CLI = False
def _exit(status=0, *args):
for msg in args:
sys.stderr.write(msg)
raise SystemExit(status)
def get_urls(urls, batchfile, verbose):
"""
@param verbose -1: quiet, 0: normal, 1: verbose
"""
batch_urls = []
if batchfile is not None:
try:
batch_urls = read_batch_urls(
read_stdin(None if verbose == -1 else 'URLs') if batchfile == '-'
else open(expand_path(batchfile), encoding='utf-8', errors='ignore'))
if verbose == 1:
write_string('[debug] Batch file urls: ' + repr(batch_urls) + '\n')
except OSError:
_exit(f'ERROR: batch file {batchfile} could not be read')
_enc = preferredencoding()
return [
url.strip().decode(_enc, 'ignore') if isinstance(url, bytes) else url.strip()
for url in batch_urls + urls]
def print_extractor_information(opts, urls):
out = ''
if opts.list_extractors:
# Importing GenericIE is currently slow since it imports YoutubeIE
from .extractor.generic import GenericIE
urls = dict.fromkeys(urls, False)
for ie in list_extractor_classes(opts.age_limit):
out += ie.IE_NAME + (' (CURRENTLY BROKEN)' if not ie.working() else '') + '\n'
if ie == GenericIE:
matched_urls = [url for url, matched in urls.items() if not matched]
else:
matched_urls = tuple(filter(ie.suitable, urls.keys()))
urls.update(dict.fromkeys(matched_urls, True))
out += ''.join(f' {url}\n' for url in matched_urls)
elif opts.list_extractor_descriptions:
_SEARCHES = ('cute kittens', 'slithering pythons', 'falling cat', 'angry poodle', 'purple fish', 'running tortoise', 'sleeping bunny', 'burping cow')
out = '\n'.join(
ie.description(markdown=False, search_examples=_SEARCHES)
for ie in list_extractor_classes(opts.age_limit) if ie.working() and ie.IE_DESC is not False)
elif opts.ap_list_mso:
out = 'Supported TV Providers:\n{}\n'.format(render_table(
['mso', 'mso name'],
[[mso_id, mso_info['name']] for mso_id, mso_info in MSO_INFO.items()]))
else:
return False
write_string(out, out=sys.stdout)
return True
def set_compat_opts(opts):
def _unused_compat_opt(name):
if name not in opts.compat_opts:
return False
opts.compat_opts.discard(name)
opts.compat_opts.update([f'*{name}'])
return True
def set_default_compat(compat_name, opt_name, default=True, remove_compat=True):
attr = getattr(opts, opt_name)
if compat_name in opts.compat_opts:
if attr is None:
setattr(opts, opt_name, not default)
return True
else:
if remove_compat:
_unused_compat_opt(compat_name)
return False
elif attr is None:
setattr(opts, opt_name, default)
return None
set_default_compat('abort-on-error', 'ignoreerrors', 'only_download')
set_default_compat('no-playlist-metafiles', 'allow_playlist_files')
set_default_compat('no-clean-infojson', 'clean_infojson')
if 'no-attach-info-json' in opts.compat_opts:
if opts.embed_infojson:
_unused_compat_opt('no-attach-info-json')
else:
opts.embed_infojson = False
if 'format-sort' in opts.compat_opts:
opts.format_sort.extend(FormatSorter.ytdl_default)
_video_multistreams_set = set_default_compat('multistreams', 'allow_multiple_video_streams', False, remove_compat=False)
_audio_multistreams_set = set_default_compat('multistreams', 'allow_multiple_audio_streams', False, remove_compat=False)
if _video_multistreams_set is False and _audio_multistreams_set is False:
_unused_compat_opt('multistreams')
if 'filename' in opts.compat_opts:
if opts.outtmpl.get('default') is None:
opts.outtmpl.update({'default': '%(title)s-%(id)s.%(ext)s'})
else:
_unused_compat_opt('filename')
def validate_options(opts):
def validate(cndn, name, value=None, msg=None):
if cndn:
return True
raise ValueError((msg or 'invalid {name} "{value}" given').format(name=name, value=value))
def validate_in(name, value, items, msg=None):
return validate(value is None or value in items, name, value, msg)
def validate_regex(name, value, regex):
return validate(value is None or re.match(regex, value), name, value)
def validate_positive(name, value, strict=False):
return validate(value is None or value > 0 or (not strict and value == 0),
name, value, '{name} "{value}" must be positive' + ('' if strict else ' or 0'))
def validate_minmax(min_val, max_val, min_name, max_name=None):
if max_val is None or min_val is None or max_val >= min_val:
return
if not max_name:
min_name, max_name = f'min {min_name}', f'max {min_name}'
raise ValueError(f'{max_name} "{max_val}" must be must be greater than or equal to {min_name} "{min_val}"')
# Usernames and passwords
validate(sum(map(bool, (opts.usenetrc, opts.netrc_cmd, opts.username))) <= 1, '.netrc',
msg='{name}, netrc command and username/password are mutually exclusive options')
validate(opts.password is None or opts.username is not None, 'account username', msg='{name} missing')
validate(opts.ap_password is None or opts.ap_username is not None,
'TV Provider account username', msg='{name} missing')
validate_in('TV Provider', opts.ap_mso, MSO_INFO,
'Unsupported {name} "{value}", use --ap-list-mso to get a list of supported TV Providers')
# Numbers
validate_positive('autonumber start', opts.autonumber_start)
validate_positive('autonumber size', opts.autonumber_size, True)
validate_positive('concurrent fragments', opts.concurrent_fragment_downloads, True)
validate_positive('playlist start', opts.playliststart, True)
if opts.playlistend != -1:
validate_minmax(opts.playliststart, opts.playlistend, 'playlist start', 'playlist end')
# Time ranges
validate_positive('subtitles sleep interval', opts.sleep_interval_subtitles)
validate_positive('requests sleep interval', opts.sleep_interval_requests)
validate_positive('sleep interval', opts.sleep_interval)
validate_positive('max sleep interval', opts.max_sleep_interval)
if opts.sleep_interval is None:
validate(
opts.max_sleep_interval is None, 'min sleep interval',
msg='{name} must be specified; use --min-sleep-interval')
elif opts.max_sleep_interval is None:
opts.max_sleep_interval = opts.sleep_interval
else:
validate_minmax(opts.sleep_interval, opts.max_sleep_interval, 'sleep interval')
if opts.wait_for_video is not None:
min_wait, max_wait, *_ = map(parse_duration, [*opts.wait_for_video.split('-', 1), None])
validate(min_wait is not None and not (max_wait is None and '-' in opts.wait_for_video),
'time range to wait for video', opts.wait_for_video)
validate_minmax(min_wait, max_wait, 'time range to wait for video')
opts.wait_for_video = (min_wait, max_wait)
# Format sort
for f in opts.format_sort:
validate_regex('format sorting', f, FormatSorter.regex)
# Postprocessor formats
if opts.convertsubtitles == 'none':
opts.convertsubtitles = None
if opts.convertthumbnails == 'none':
opts.convertthumbnails = None
validate_regex('merge output format', opts.merge_output_format,
r'({0})(/({0}))*'.format('|'.join(map(re.escape, FFmpegMergerPP.SUPPORTED_EXTS))))
validate_regex('audio format', opts.audioformat, FFmpegExtractAudioPP.FORMAT_RE)
validate_in('subtitle format', opts.convertsubtitles, FFmpegSubtitlesConvertorPP.SUPPORTED_EXTS)
validate_regex('thumbnail format', opts.convertthumbnails, FFmpegThumbnailsConvertorPP.FORMAT_RE)
validate_regex('recode video format', opts.recodevideo, FFmpegVideoConvertorPP.FORMAT_RE)
validate_regex('remux video format', opts.remuxvideo, FFmpegVideoRemuxerPP.FORMAT_RE)
if opts.audioquality:
opts.audioquality = opts.audioquality.strip('k').strip('K')
# int_or_none prevents inf, nan
validate_positive('audio quality', int_or_none(float_or_none(opts.audioquality), default=0))
# Retries
def parse_retries(name, value):
if value is None:
return None
elif value in ('inf', 'infinite'):
return float('inf')
try:
return int(value)
except (TypeError, ValueError):
validate(False, f'{name} retry count', value)
opts.retries = parse_retries('download', opts.retries)
opts.fragment_retries = parse_retries('fragment', opts.fragment_retries)
opts.extractor_retries = parse_retries('extractor', opts.extractor_retries)
opts.file_access_retries = parse_retries('file access', opts.file_access_retries)
# Retry sleep function
def parse_sleep_func(expr):
NUMBER_RE = r'\d+(?:\.\d+)?'
op, start, limit, step, *_ = (*tuple(re.fullmatch(
rf'(?:(linear|exp)=)?({NUMBER_RE})(?::({NUMBER_RE})?)?(?::({NUMBER_RE}))?',
expr.strip()).groups()), None, None)
if op == 'exp':
return lambda n: min(float(start) * (float(step or 2) ** n), float(limit or 'inf'))
else:
default_step = start if op or limit else 0
return lambda n: min(float(start) + float(step or default_step) * n, float(limit or 'inf'))
for key, expr in opts.retry_sleep.items():
if not expr:
del opts.retry_sleep[key]
continue
try:
opts.retry_sleep[key] = parse_sleep_func(expr)
except AttributeError:
raise ValueError(f'invalid {key} retry sleep expression {expr!r}')
# Bytes
def validate_bytes(name, value):
if value is None:
return None
numeric_limit = parse_bytes(value)
validate(numeric_limit is not None, 'rate limit', value)
return numeric_limit
opts.ratelimit = validate_bytes('rate limit', opts.ratelimit)
opts.throttledratelimit = validate_bytes('throttled rate limit', opts.throttledratelimit)
opts.min_filesize = validate_bytes('min filesize', opts.min_filesize)
opts.max_filesize = validate_bytes('max filesize', opts.max_filesize)
opts.buffersize = validate_bytes('buffer size', opts.buffersize)
opts.http_chunk_size = validate_bytes('http chunk size', opts.http_chunk_size)
# Output templates
def validate_outtmpl(tmpl, msg):
err = YoutubeDL.validate_outtmpl(tmpl)
if err:
raise ValueError(f'invalid {msg} "{tmpl}": {err}')
for k, tmpl in opts.outtmpl.items():
validate_outtmpl(tmpl, f'{k} output template')
for type_, tmpl_list in opts.forceprint.items():
for tmpl in tmpl_list:
validate_outtmpl(tmpl, f'{type_} print template')
for type_, tmpl_list in opts.print_to_file.items():
for tmpl, file in tmpl_list:
validate_outtmpl(tmpl, f'{type_} print to file template')
validate_outtmpl(file, f'{type_} print to file filename')
validate_outtmpl(opts.sponsorblock_chapter_title, 'SponsorBlock chapter title')
for k, tmpl in opts.progress_template.items():
k = f'{k[:-6]} console title' if '-title' in k else f'{k} progress'
validate_outtmpl(tmpl, f'{k} template')
outtmpl_default = opts.outtmpl.get('default')
if outtmpl_default == '':
opts.skip_download = None
del opts.outtmpl['default']
def parse_chapters(name, value, advanced=False):
parse_timestamp = lambda x: float('inf') if x in ('inf', 'infinite') else parse_duration(x)
TIMESTAMP_RE = r'''(?x)(?:
(?P<start_sign>-?)(?P<start>[^-]+)
)?\s*-\s*(?:
(?P<end_sign>-?)(?P<end>[^-]+)
)?'''
chapters, ranges, from_url = [], [], False
for regex in value or []:
if advanced and regex == '*from-url':
from_url = True
continue
elif not regex.startswith('*'):
try:
chapters.append(re.compile(regex))
except re.error as err:
raise ValueError(f'invalid {name} regex "{regex}" - {err}')
continue
for range_ in map(str.strip, regex[1:].split(',')):
mobj = range_ != '-' and re.fullmatch(TIMESTAMP_RE, range_)
dur = mobj and [parse_timestamp(mobj.group('start') or '0'), parse_timestamp(mobj.group('end') or 'inf')]
signs = mobj and (mobj.group('start_sign'), mobj.group('end_sign'))
err = None
if None in (dur or [None]):
err = 'Must be of the form "*start-end"'
elif not advanced and any(signs):
err = 'Negative timestamps are not allowed'
else:
dur[0] *= -1 if signs[0] else 1
dur[1] *= -1 if signs[1] else 1
if dur[1] == float('-inf'):
err = '"-inf" is not a valid end'
if err:
raise ValueError(f'invalid {name} time range "{regex}". {err}')
ranges.append(dur)
return chapters, ranges, from_url
opts.remove_chapters, opts.remove_ranges, _ = parse_chapters('--remove-chapters', opts.remove_chapters)
opts.download_ranges = download_range_func(*parse_chapters('--download-sections', opts.download_ranges, True))
# Cookies from browser
if opts.cookiesfrombrowser:
container = None
mobj = re.fullmatch(r'''(?x)
(?P<name>[^+:]+)
(?:\s*\+\s*(?P<keyring>[^:]+))?
(?:\s*:\s*(?!:)(?P<profile>.+?))?
(?:\s*::\s*(?P<container>.+))?
''', opts.cookiesfrombrowser)
if mobj is None:
raise ValueError(f'invalid cookies from browser arguments: {opts.cookiesfrombrowser}')
browser_name, keyring, profile, container = mobj.group('name', 'keyring', 'profile', 'container')
browser_name = browser_name.lower()
if browser_name not in SUPPORTED_BROWSERS:
raise ValueError(f'unsupported browser specified for cookies: "{browser_name}". '
f'Supported browsers are: {", ".join(sorted(SUPPORTED_BROWSERS))}')
if keyring is not None:
keyring = keyring.upper()
if keyring not in SUPPORTED_KEYRINGS:
raise ValueError(f'unsupported keyring specified for cookies: "{keyring}". '
f'Supported keyrings are: {", ".join(sorted(SUPPORTED_KEYRINGS))}')
opts.cookiesfrombrowser = (browser_name, profile, keyring, container)
if opts.impersonate is not None:
opts.impersonate = ImpersonateTarget.from_str(opts.impersonate.lower())
# MetadataParser
def metadataparser_actions(f):
if isinstance(f, str):
cmd = f'--parse-metadata {shell_quote(f)}'
try:
actions = [MetadataFromFieldPP.to_action(f)]
except Exception as err:
raise ValueError(f'{cmd} is invalid; {err}')
else:
cmd = f'--replace-in-metadata {shell_quote(f)}'
actions = ((MetadataParserPP.Actions.REPLACE, x, *f[1:]) for x in f[0].split(','))
for action in actions:
try:
MetadataParserPP.validate_action(*action)
except Exception as err:
raise ValueError(f'{cmd} is invalid; {err}')
yield action
if opts.metafromtitle is not None:
opts.parse_metadata.setdefault('pre_process', []).append(f'title:{opts.metafromtitle}')
opts.parse_metadata = {
k: list(itertools.chain(*map(metadataparser_actions, v)))
for k, v in opts.parse_metadata.items()
}
# Other options
if opts.playlist_items is not None:
try:
tuple(PlaylistEntries.parse_playlist_items(opts.playlist_items))
except Exception as err:
raise ValueError(f'Invalid playlist-items {opts.playlist_items!r}: {err}')
opts.geo_bypass_country, opts.geo_bypass_ip_block = None, None
if opts.geo_bypass.lower() not in ('default', 'never'):
try:
GeoUtils.random_ipv4(opts.geo_bypass)
except Exception:
raise ValueError(f'Unsupported --xff "{opts.geo_bypass}"')
if len(opts.geo_bypass) == 2:
opts.geo_bypass_country = opts.geo_bypass
else:
opts.geo_bypass_ip_block = opts.geo_bypass
opts.geo_bypass = opts.geo_bypass.lower() != 'never'
opts.match_filter = match_filter_func(opts.match_filter, opts.breaking_match_filter)
if opts.download_archive is not None:
opts.download_archive = expand_path(opts.download_archive)
if opts.ffmpeg_location is not None:
opts.ffmpeg_location = expand_path(opts.ffmpeg_location)
if opts.user_agent is not None:
opts.headers.setdefault('User-Agent', opts.user_agent)
if opts.referer is not None:
opts.headers.setdefault('Referer', opts.referer)
if opts.no_sponsorblock:
opts.sponsorblock_mark = opts.sponsorblock_remove = set()
default_downloader = None
for proto, path in opts.external_downloader.items():
if path == 'native':
continue
ed = get_external_downloader(path)
if ed is None:
raise ValueError(
f'No such {format_field(proto, None, "%s ", ignore="default")}external downloader "{path}"')
elif ed and proto == 'default':
default_downloader = ed.get_basename()
for policy in opts.color.values():
if policy not in ('always', 'auto', 'auto-tty', 'no_color', 'no_color-tty', 'never'):
raise ValueError(f'"{policy}" is not a valid color policy')
warnings, deprecation_warnings = [], []
# Common mistake: -f best
if opts.format == 'best':
warnings.append('.\n '.join((
'"-f best" selects the best pre-merged format which is often not the best option',
'To let yt-dlp download and merge the best available formats, simply do not pass any format selection',
'If you know what you are doing and want only the best pre-merged format, use "-f b" instead to suppress this warning')))
# --(postprocessor/downloader)-args without name
def report_args_compat(name, value, key1, key2=None, where=None):
if key1 in value and key2 not in value:
warnings.append(f'{name.title()} arguments given without specifying name. '
f'The arguments will be given to {where or f"all {name}s"}')
return True
return False
if report_args_compat('external downloader', opts.external_downloader_args,
'default', where=default_downloader) and default_downloader:
# Compat with youtube-dl's behavior. See https://github.com/ytdl-org/youtube-dl/commit/49c5293014bc11ec8c009856cd63cffa6296c1e1
opts.external_downloader_args.setdefault(default_downloader, opts.external_downloader_args.pop('default'))
if report_args_compat('post-processor', opts.postprocessor_args, 'default-compat', 'default'):
opts.postprocessor_args['default'] = opts.postprocessor_args.pop('default-compat')
opts.postprocessor_args.setdefault('sponskrub', [])
def report_conflict(arg1, opt1, arg2='--allow-unplayable-formats', opt2='allow_unplayable_formats',
val1=NO_DEFAULT, val2=NO_DEFAULT, default=False):
if val2 is NO_DEFAULT:
val2 = getattr(opts, opt2)
if not val2:
return
if val1 is NO_DEFAULT:
val1 = getattr(opts, opt1)
if val1:
warnings.append(f'{arg1} is ignored since {arg2} was given')
setattr(opts, opt1, default)
# Conflicting options
report_conflict('--playlist-reverse', 'playlist_reverse', '--playlist-random', 'playlist_random')
report_conflict('--playlist-reverse', 'playlist_reverse', '--lazy-playlist', 'lazy_playlist')
report_conflict('--playlist-random', 'playlist_random', '--lazy-playlist', 'lazy_playlist')
report_conflict('--dateafter', 'dateafter', '--date', 'date', default=None)
report_conflict('--datebefore', 'datebefore', '--date', 'date', default=None)
report_conflict('--exec-before-download', 'exec_before_dl_cmd',
'"--exec before_dl:"', 'exec_cmd', val2=opts.exec_cmd.get('before_dl'))
report_conflict('--id', 'useid', '--output', 'outtmpl', val2=opts.outtmpl.get('default'))
report_conflict('--remux-video', 'remuxvideo', '--recode-video', 'recodevideo')
report_conflict('--sponskrub', 'sponskrub', '--remove-chapters', 'remove_chapters')
report_conflict('--sponskrub', 'sponskrub', '--sponsorblock-mark', 'sponsorblock_mark')
report_conflict('--sponskrub', 'sponskrub', '--sponsorblock-remove', 'sponsorblock_remove')
report_conflict('--sponskrub-cut', 'sponskrub_cut', '--split-chapter', 'split_chapters',
val1=opts.sponskrub and opts.sponskrub_cut)
# Conflicts with --allow-unplayable-formats
report_conflict('--embed-metadata', 'addmetadata')
report_conflict('--embed-chapters', 'addchapters')
report_conflict('--embed-info-json', 'embed_infojson')
report_conflict('--embed-subs', 'embedsubtitles')
report_conflict('--embed-thumbnail', 'embedthumbnail')
report_conflict('--extract-audio', 'extractaudio')
report_conflict('--fixup', 'fixup', val1=opts.fixup not in (None, 'never', 'ignore'), default='never')
report_conflict('--recode-video', 'recodevideo')
report_conflict('--remove-chapters', 'remove_chapters', default=[])
report_conflict('--remux-video', 'remuxvideo')
report_conflict('--sponskrub', 'sponskrub')
report_conflict('--sponsorblock-remove', 'sponsorblock_remove', default=set())
report_conflict('--xattrs', 'xattrs')
# Fully deprecated options
def report_deprecation(val, old, new=None):
if not val:
return
deprecation_warnings.append(
f'{old} is deprecated and may be removed in a future version. Use {new} instead' if new
else f'{old} is deprecated and may not work as expected')
report_deprecation(opts.sponskrub, '--sponskrub', '--sponsorblock-mark or --sponsorblock-remove')
report_deprecation(not opts.prefer_ffmpeg, '--prefer-avconv', 'ffmpeg')
# report_deprecation(opts.include_ads, '--include-ads') # We may re-implement this in future
# report_deprecation(opts.call_home, '--call-home') # We may re-implement this in future
# report_deprecation(opts.writeannotations, '--write-annotations') # It's just that no website has it
# Dependent options
opts.date = DateRange.day(opts.date) if opts.date else DateRange(opts.dateafter, opts.datebefore)
if opts.exec_before_dl_cmd:
opts.exec_cmd['before_dl'] = opts.exec_before_dl_cmd
if opts.useid: # --id is not deprecated in youtube-dl
opts.outtmpl['default'] = '%(id)s.%(ext)s'
if opts.overwrites: # --force-overwrites implies --no-continue
opts.continue_dl = False
if (opts.addmetadata or opts.sponsorblock_mark) and opts.addchapters is None:
# Add chapters when adding metadata or marking sponsors
opts.addchapters = True
if opts.extractaudio and not opts.keepvideo and opts.format is None:
# Do not unnecessarily download audio
opts.format = 'bestaudio/best'
if opts.getcomments and opts.writeinfojson is None and not opts.embed_infojson:
# If JSON is not printed anywhere, but comments are requested, save it to file
if not opts.dumpjson or opts.print_json or opts.dump_single_json:
opts.writeinfojson = True
if opts.allsubtitles and not (opts.embedsubtitles or opts.writeautomaticsub):
# --all-sub automatically sets --write-sub if --write-auto-sub is not given
opts.writesubtitles = True
if opts.addmetadata and opts.embed_infojson is None:
# If embedding metadata and infojson is present, embed it
opts.embed_infojson = 'if_exists'
# Ask for passwords
if opts.username is not None and opts.password is None:
opts.password = getpass.getpass('Type account password and press [Return]: ')
if opts.ap_username is not None and opts.ap_password is None:
opts.ap_password = getpass.getpass('Type TV provider account password and press [Return]: ')
# compat option changes global state destructively; only allow from cli
if 'allow-unsafe-ext' in opts.compat_opts:
warnings.append(
'Using allow-unsafe-ext opens you up to potential attacks. '
'Use with great care!')
_UnsafeExtensionError.sanitize_extension = lambda x, prepend=False: x
return warnings, deprecation_warnings
def get_postprocessors(opts):
yield from opts.add_postprocessors
for when, actions in opts.parse_metadata.items():
yield {
'key': 'MetadataParser',
'actions': actions,
'when': when,
}
sponsorblock_query = opts.sponsorblock_mark | opts.sponsorblock_remove
if sponsorblock_query:
yield {
'key': 'SponsorBlock',
'categories': sponsorblock_query,
'api': opts.sponsorblock_api,
'when': 'after_filter',
}
if opts.convertsubtitles:
yield {
'key': 'FFmpegSubtitlesConvertor',
'format': opts.convertsubtitles,
'when': 'before_dl',
}
if opts.convertthumbnails:
yield {
'key': 'FFmpegThumbnailsConvertor',
'format': opts.convertthumbnails,
'when': 'before_dl',
}
if opts.extractaudio:
yield {
'key': 'FFmpegExtractAudio',
'preferredcodec': opts.audioformat,
'preferredquality': opts.audioquality,
'nopostoverwrites': opts.nopostoverwrites,
}
if opts.remuxvideo:
yield {
'key': 'FFmpegVideoRemuxer',
'preferedformat': opts.remuxvideo,
}
if opts.recodevideo:
yield {
'key': 'FFmpegVideoConvertor',
'preferedformat': opts.recodevideo,
}
# If ModifyChapters is going to remove chapters, subtitles must already be in the container.
if opts.embedsubtitles:
keep_subs = 'no-keep-subs' not in opts.compat_opts
yield {
'key': 'FFmpegEmbedSubtitle',
# already_have_subtitle = True prevents the file from being deleted after embedding
'already_have_subtitle': opts.writesubtitles and keep_subs,
}
if not opts.writeautomaticsub and keep_subs:
opts.writesubtitles = True
# ModifyChapters must run before FFmpegMetadataPP
if opts.remove_chapters or sponsorblock_query:
yield {
'key': 'ModifyChapters',
'remove_chapters_patterns': opts.remove_chapters,
'remove_sponsor_segments': opts.sponsorblock_remove,
'remove_ranges': opts.remove_ranges,
'sponsorblock_chapter_title': opts.sponsorblock_chapter_title,
'force_keyframes': opts.force_keyframes_at_cuts,
}
# FFmpegMetadataPP should be run after FFmpegVideoConvertorPP and
# FFmpegExtractAudioPP as containers before conversion may not support
# metadata (3gp, webm, etc.)
# By default ffmpeg preserves metadata applicable for both
# source and target containers. From this point the container won't change,
# so metadata can be added here.
if opts.addmetadata or opts.addchapters or opts.embed_infojson:
yield {
'key': 'FFmpegMetadata',
'add_chapters': opts.addchapters,
'add_metadata': opts.addmetadata,
'add_infojson': opts.embed_infojson,
}
# Deprecated
# This should be above EmbedThumbnail since sponskrub removes the thumbnail attachment
# but must be below EmbedSubtitle and FFmpegMetadata
# See https://github.com/yt-dlp/yt-dlp/issues/204 , https://github.com/faissaloo/SponSkrub/issues/29
# If opts.sponskrub is None, sponskrub is used, but it silently fails if the executable can't be found
if opts.sponskrub is not False:
yield {
'key': 'SponSkrub',
'path': opts.sponskrub_path,
'args': opts.sponskrub_args,
'cut': opts.sponskrub_cut,
'force': opts.sponskrub_force,
'ignoreerror': opts.sponskrub is None,
'_from_cli': True,
}
if opts.embedthumbnail:
yield {
'key': 'EmbedThumbnail',
# already_have_thumbnail = True prevents the file from being deleted after embedding
'already_have_thumbnail': opts.writethumbnail,
}
if not opts.writethumbnail:
opts.writethumbnail = True
opts.outtmpl['pl_thumbnail'] = ''
if opts.split_chapters:
yield {
'key': 'FFmpegSplitChapters',
'force_keyframes': opts.force_keyframes_at_cuts,
}
# XAttrMetadataPP should be run after post-processors that may change file contents
if opts.xattrs:
yield {'key': 'XAttrMetadata'}
if opts.concat_playlist != 'never':
yield {
'key': 'FFmpegConcat',
'only_multi_video': opts.concat_playlist != 'always',
'when': 'playlist',
}
# Exec must be the last PP of each category
for when, exec_cmd in opts.exec_cmd.items():
yield {
'key': 'Exec',
'exec_cmd': exec_cmd,
'when': when,
}
ParsedOptions = collections.namedtuple('ParsedOptions', ('parser', 'options', 'urls', 'ydl_opts'))
def parse_options(argv=None):
"""@returns ParsedOptions(parser, opts, urls, ydl_opts)"""
parser, opts, urls = parseOpts(argv)
urls = get_urls(urls, opts.batchfile, -1 if opts.quiet and not opts.verbose else opts.verbose)
set_compat_opts(opts)
try:
warnings, deprecation_warnings = validate_options(opts)
except ValueError as err:
parser.error(f'{err}\n')
postprocessors = list(get_postprocessors(opts))
print_only = bool(opts.forceprint) and all(k not in opts.forceprint for k in POSTPROCESS_WHEN[3:])
any_getting = any(getattr(opts, k) for k in (
'dumpjson', 'dump_single_json', 'getdescription', 'getduration', 'getfilename',
'getformat', 'getid', 'getthumbnail', 'gettitle', 'geturl',
))
if opts.quiet is None:
opts.quiet = any_getting or opts.print_json or bool(opts.forceprint)
playlist_pps = [pp for pp in postprocessors if pp.get('when') == 'playlist']
write_playlist_infojson = (opts.writeinfojson and not opts.clean_infojson
and opts.allow_playlist_files and opts.outtmpl.get('pl_infojson') != '')
if not any((
opts.extract_flat,
opts.dump_single_json,
opts.forceprint.get('playlist'),
opts.print_to_file.get('playlist'),
write_playlist_infojson,
)):
if not playlist_pps:
opts.extract_flat = 'discard'
elif playlist_pps == [{'key': 'FFmpegConcat', 'only_multi_video': True, 'when': 'playlist'}]:
opts.extract_flat = 'discard_in_playlist'
final_ext = (
opts.recodevideo if opts.recodevideo in FFmpegVideoConvertorPP.SUPPORTED_EXTS
else opts.remuxvideo if opts.remuxvideo in FFmpegVideoRemuxerPP.SUPPORTED_EXTS
else opts.audioformat if (opts.extractaudio and opts.audioformat in FFmpegExtractAudioPP.SUPPORTED_EXTS)
else None)
return ParsedOptions(parser, opts, urls, {
'usenetrc': opts.usenetrc,
'netrc_location': opts.netrc_location,
'netrc_cmd': opts.netrc_cmd,
'username': opts.username,
'password': opts.password,
'twofactor': opts.twofactor,
'videopassword': opts.videopassword,
'ap_mso': opts.ap_mso,
'ap_username': opts.ap_username,
'ap_password': opts.ap_password,
'client_certificate': opts.client_certificate,
'client_certificate_key': opts.client_certificate_key,
'client_certificate_password': opts.client_certificate_password,
'quiet': opts.quiet,
'no_warnings': opts.no_warnings,
'forceurl': opts.geturl,
'forcetitle': opts.gettitle,
'forceid': opts.getid,
'forcethumbnail': opts.getthumbnail,
'forcedescription': opts.getdescription,
'forceduration': opts.getduration,
'forcefilename': opts.getfilename,
'forceformat': opts.getformat,
'forceprint': opts.forceprint,
'print_to_file': opts.print_to_file,
'forcejson': opts.dumpjson or opts.print_json,
'dump_single_json': opts.dump_single_json,
'force_write_download_archive': opts.force_write_download_archive,
'simulate': (print_only or any_getting or None) if opts.simulate is None else opts.simulate,
'skip_download': opts.skip_download,
'format': opts.format,
'allow_unplayable_formats': opts.allow_unplayable_formats,
'ignore_no_formats_error': opts.ignore_no_formats_error,
'format_sort': opts.format_sort,
'format_sort_force': opts.format_sort_force,
'allow_multiple_video_streams': opts.allow_multiple_video_streams,
'allow_multiple_audio_streams': opts.allow_multiple_audio_streams,
'check_formats': opts.check_formats,
'listformats': opts.listformats,
'listformats_table': opts.listformats_table,
'outtmpl': opts.outtmpl,
'outtmpl_na_placeholder': opts.outtmpl_na_placeholder,
'paths': opts.paths,
'autonumber_size': opts.autonumber_size,
'autonumber_start': opts.autonumber_start,
'restrictfilenames': opts.restrictfilenames,
'windowsfilenames': opts.windowsfilenames,
'ignoreerrors': opts.ignoreerrors,
'force_generic_extractor': opts.force_generic_extractor,
'allowed_extractors': opts.allowed_extractors or ['default'],
'ratelimit': opts.ratelimit,
'throttledratelimit': opts.throttledratelimit,
'overwrites': opts.overwrites,
'retries': opts.retries,
'file_access_retries': opts.file_access_retries,
'fragment_retries': opts.fragment_retries,
'extractor_retries': opts.extractor_retries,
'retry_sleep_functions': opts.retry_sleep,
'skip_unavailable_fragments': opts.skip_unavailable_fragments,
'keep_fragments': opts.keep_fragments,
'concurrent_fragment_downloads': opts.concurrent_fragment_downloads,
'buffersize': opts.buffersize,
'noresizebuffer': opts.noresizebuffer,
'http_chunk_size': opts.http_chunk_size,
'continuedl': opts.continue_dl,
'noprogress': opts.quiet if opts.noprogress is None else opts.noprogress,
'progress_with_newline': opts.progress_with_newline,
'progress_template': opts.progress_template,
'progress_delta': opts.progress_delta,
'playliststart': opts.playliststart,
'playlistend': opts.playlistend,
'playlistreverse': opts.playlist_reverse,
'playlistrandom': opts.playlist_random,
'lazy_playlist': opts.lazy_playlist,
'noplaylist': opts.noplaylist,
'logtostderr': opts.outtmpl.get('default') == '-',
'consoletitle': opts.consoletitle,
'nopart': opts.nopart,
'updatetime': opts.updatetime,
'writedescription': opts.writedescription,
'writeannotations': opts.writeannotations,
'writeinfojson': opts.writeinfojson,
'allow_playlist_files': opts.allow_playlist_files,
'clean_infojson': opts.clean_infojson,
'getcomments': opts.getcomments,
'writethumbnail': opts.writethumbnail is True,
'write_all_thumbnails': opts.writethumbnail == 'all',
'writelink': opts.writelink,
'writeurllink': opts.writeurllink,
'writewebloclink': opts.writewebloclink,
'writedesktoplink': opts.writedesktoplink,
'writesubtitles': opts.writesubtitles,
'writeautomaticsub': opts.writeautomaticsub,
'allsubtitles': opts.allsubtitles,
'listsubtitles': opts.listsubtitles,
'subtitlesformat': opts.subtitlesformat,
'subtitleslangs': opts.subtitleslangs,
'matchtitle': decodeOption(opts.matchtitle),
'rejecttitle': decodeOption(opts.rejecttitle),
'max_downloads': opts.max_downloads,
'prefer_free_formats': opts.prefer_free_formats,
'trim_file_name': opts.trim_file_name,
'verbose': opts.verbose,
'dump_intermediate_pages': opts.dump_intermediate_pages,
'write_pages': opts.write_pages,
'load_pages': opts.load_pages,
'test': opts.test,
'keepvideo': opts.keepvideo,
'min_filesize': opts.min_filesize,
'max_filesize': opts.max_filesize,
'min_views': opts.min_views,
'max_views': opts.max_views,
'daterange': opts.date,
'cachedir': opts.cachedir,
'youtube_print_sig_code': opts.youtube_print_sig_code,
'age_limit': opts.age_limit,
'download_archive': opts.download_archive,
'break_on_existing': opts.break_on_existing,
'break_on_reject': opts.break_on_reject,
'break_per_url': opts.break_per_url,
'skip_playlist_after_errors': opts.skip_playlist_after_errors,
'cookiefile': opts.cookiefile,
'cookiesfrombrowser': opts.cookiesfrombrowser,
'legacyserverconnect': opts.legacy_server_connect,
'nocheckcertificate': opts.no_check_certificate,
'prefer_insecure': opts.prefer_insecure,
'enable_file_urls': opts.enable_file_urls,
'http_headers': opts.headers,
'proxy': opts.proxy,
'socket_timeout': opts.socket_timeout,
'bidi_workaround': opts.bidi_workaround,
'debug_printtraffic': opts.debug_printtraffic,
'prefer_ffmpeg': opts.prefer_ffmpeg,
'include_ads': opts.include_ads,
'default_search': opts.default_search,
'dynamic_mpd': opts.dynamic_mpd,
'extractor_args': opts.extractor_args,
'youtube_include_dash_manifest': opts.youtube_include_dash_manifest,
'youtube_include_hls_manifest': opts.youtube_include_hls_manifest,
'encoding': opts.encoding,
'extract_flat': opts.extract_flat,
'live_from_start': opts.live_from_start,
'wait_for_video': opts.wait_for_video,
'mark_watched': opts.mark_watched,
'merge_output_format': opts.merge_output_format,
'final_ext': final_ext,
'postprocessors': postprocessors,
'fixup': opts.fixup,
'source_address': opts.source_address,
'impersonate': opts.impersonate,
'call_home': opts.call_home,
'sleep_interval_requests': opts.sleep_interval_requests,
'sleep_interval': opts.sleep_interval,
'max_sleep_interval': opts.max_sleep_interval,
'sleep_interval_subtitles': opts.sleep_interval_subtitles,
'external_downloader': opts.external_downloader,
'download_ranges': opts.download_ranges,
'force_keyframes_at_cuts': opts.force_keyframes_at_cuts,
'list_thumbnails': opts.list_thumbnails,
'playlist_items': opts.playlist_items,
'xattr_set_filesize': opts.xattr_set_filesize,
'match_filter': opts.match_filter,
'color': opts.color,
'ffmpeg_location': opts.ffmpeg_location,
'hls_prefer_native': opts.hls_prefer_native,
'hls_use_mpegts': opts.hls_use_mpegts,
'hls_split_discontinuity': opts.hls_split_discontinuity,
'external_downloader_args': opts.external_downloader_args,
'postprocessor_args': opts.postprocessor_args,
'cn_verification_proxy': opts.cn_verification_proxy,
'geo_verification_proxy': opts.geo_verification_proxy,
'geo_bypass': opts.geo_bypass,
'geo_bypass_country': opts.geo_bypass_country,
'geo_bypass_ip_block': opts.geo_bypass_ip_block,
'_warnings': warnings,
'_deprecation_warnings': deprecation_warnings,
'compat_opts': opts.compat_opts,
})
def _real_main(argv=None):
setproctitle('yt-dlp')
parser, opts, all_urls, ydl_opts = parse_options(argv)
# Dump user agent
if opts.dump_user_agent:
ua = traverse_obj(opts.headers, 'User-Agent', casesense=False, default=std_headers['User-Agent'])
write_string(f'{ua}\n', out=sys.stdout)
return
if print_extractor_information(opts, all_urls):
return
# We may need ffmpeg_location without having access to the YoutubeDL instance
# See https://github.com/yt-dlp/yt-dlp/issues/2191
if opts.ffmpeg_location:
FFmpegPostProcessor._ffmpeg_location.set(opts.ffmpeg_location)
with YoutubeDL(ydl_opts) as ydl:
pre_process = opts.update_self or opts.rm_cachedir
actual_use = all_urls or opts.load_info_filename
if opts.rm_cachedir:
ydl.cache.remove()
try:
updater = Updater(ydl, opts.update_self)
if opts.update_self and updater.update() and actual_use:
if updater.cmd:
return updater.restart()
# This code is reachable only for zip variant in py < 3.10
# It makes sense to exit here, but the old behavior is to continue
ydl.report_warning('Restart yt-dlp to use the updated version')
# return 100, 'ERROR: The program must exit for the update to complete'
except Exception:
traceback.print_exc()
ydl._download_retcode = 100
if opts.list_impersonate_targets:
known_targets = [
# List of simplified targets we know are supported,
# to help users know what dependencies may be required.
(ImpersonateTarget('chrome'), 'curl_cffi'),
(ImpersonateTarget('edge'), 'curl_cffi'),
(ImpersonateTarget('safari'), 'curl_cffi'),
]
available_targets = ydl._get_available_impersonate_targets()
def make_row(target, handler):
return [
join_nonempty(target.client.title(), target.version, delim='-') or '-',
join_nonempty((target.os or '').title(), target.os_version, delim='-') or '-',
handler,
]
rows = [make_row(target, handler) for target, handler in available_targets]
for known_target, known_handler in known_targets:
if not any(
known_target in target and handler == known_handler
for target, handler in available_targets
):
rows.append([
ydl._format_out(text, ydl.Styles.SUPPRESS)
for text in make_row(known_target, f'{known_handler} (not available)')
])
ydl.to_screen('[info] Available impersonate targets')
ydl.to_stdout(render_table(['Client', 'OS', 'Source'], rows, extra_gap=2, delim='-'))
return
if not actual_use:
if pre_process:
return ydl._download_retcode
args = sys.argv[1:] if argv is None else argv
ydl.warn_if_short_id(args)
# Show a useful error message and wait for keypress if not launched from shell on Windows
if not args and compat_os_name == 'nt' and getattr(sys, 'frozen', False):
import ctypes.wintypes
import msvcrt
kernel32 = ctypes.WinDLL('Kernel32')
buffer = (1 * ctypes.wintypes.DWORD)()
attached_processes = kernel32.GetConsoleProcessList(buffer, 1)
# If we only have a single process attached, then the executable was double clicked
# When using `pyinstaller` with `--onefile`, two processes get attached
is_onefile = hasattr(sys, '_MEIPASS') and os.path.basename(sys._MEIPASS).startswith('_MEI')
if attached_processes == 1 or is_onefile and attached_processes == 2:
print(parser._generate_error_message(
'Do not double-click the executable, instead call it from a command line.\n'
'Please read the README for further information on how to use yt-dlp: '
'https://github.com/yt-dlp/yt-dlp#readme'))
msvcrt.getch()
_exit(2)
parser.error(
'You must provide at least one URL.\n'
'Type yt-dlp --help to see a list of all options.')
parser.destroy()
try:
if opts.load_info_filename is not None:
if all_urls:
ydl.report_warning('URLs are ignored due to --load-info-json')
return ydl.download_with_info_file(expand_path(opts.load_info_filename))
else:
return ydl.download(all_urls)
except DownloadCancelled:
ydl.to_screen('Aborting remaining downloads')
return 101
def main(argv=None):
global _IN_CLI
_IN_CLI = True
try:
_exit(*variadic(_real_main(argv)))
except (CookieLoadError, DownloadError):
_exit(1)
except SameFileError as e:
_exit(f'ERROR: {e}')
except KeyboardInterrupt:
_exit('\nERROR: Interrupted by user')
except BrokenPipeError as e:
# https://docs.python.org/3/library/signal.html#note-on-sigpipe
devnull = os.open(os.devnull, os.O_WRONLY)
os.dup2(devnull, sys.stdout.fileno())
_exit(f'\nERROR: {e}')
except optparse.OptParseError as e:
_exit(2, f'\n{e}')
from .extractor import gen_extractors, list_extractors
__all__ = [
'main',
'YoutubeDL',
'parse_options',
'gen_extractors',
'list_extractors',
]