1 from __future__ 
import unicode_literals
 
   7 from .downloader
.external 
import list_external_downloaders
 
  10     compat_get_terminal_size
, 
  19 from .version 
import __version__
 
  22 def parseOpts(overrideArguments
=None): 
  23     def _readOptions(filename_bytes
, default
=[]): 
  25             optionf 
= open(filename_bytes
) 
  27             return default  
# silently skip if file is not present 
  31                 res 
+= compat_shlex_split(l
, comments
=True) 
  37         xdg_config_home 
= compat_getenv('XDG_CONFIG_HOME') 
  39             userConfFile 
= os
.path
.join(xdg_config_home
, 'youtube-dl', 'config') 
  40             if not os
.path
.isfile(userConfFile
): 
  41                 userConfFile 
= os
.path
.join(xdg_config_home
, 'youtube-dl.conf') 
  43             userConfFile 
= os
.path
.join(compat_expanduser('~'), '.config', 'youtube-dl', 'config') 
  44             if not os
.path
.isfile(userConfFile
): 
  45                 userConfFile 
= os
.path
.join(compat_expanduser('~'), '.config', 'youtube-dl.conf') 
  46         userConf 
= _readOptions(userConfFile
, None) 
  49             appdata_dir 
= compat_getenv('appdata') 
  51                 userConf 
= _readOptions( 
  52                     os
.path
.join(appdata_dir
, 'youtube-dl', 'config'), 
  55                     userConf 
= _readOptions( 
  56                         os
.path
.join(appdata_dir
, 'youtube-dl', 'config.txt'), 
  60             userConf 
= _readOptions( 
  61                 os
.path
.join(compat_expanduser('~'), 'youtube-dl.conf'), 
  64             userConf 
= _readOptions( 
  65                 os
.path
.join(compat_expanduser('~'), 'youtube-dl.conf.txt'), 
  73     def _format_option_string(option
): 
  74         ''' ('-o', '--option') -> -o, --format METAVAR''' 
  78         if option
._short
_opts
: 
  79             opts
.append(option
._short
_opts
[0]) 
  81             opts
.append(option
._long
_opts
[0]) 
  85         if option
.takes_value(): 
  86             opts
.append(' %s' % option
.metavar
) 
  90     def _comma_separated_values_options_callback(option
, opt_str
, value
, parser
): 
  91         setattr(parser
.values
, option
.dest
, value
.split(',')) 
  93     def _hide_login_info(opts
): 
  95         for private_opt 
in ['-p', '--password', '-u', '--username', '--video-password']: 
  97                 i 
= opts
.index(private_opt
) 
  98                 opts
[i 
+ 1] = 'PRIVATE' 
 103     # No need to wrap help messages if we're on a wide console 
 104     columns 
= compat_get_terminal_size().columns
 
 105     max_width 
= columns 
if columns 
else 80 
 106     max_help_position 
= 80 
 108     fmt 
= optparse
.IndentedHelpFormatter(width
=max_width
, max_help_position
=max_help_position
) 
 109     fmt
.format_option_strings 
= _format_option_string
 
 112         'version': __version__
, 
 114         'usage': '%prog [OPTIONS] URL [URL...]', 
 115         'conflict_handler': 'resolve', 
 118     parser 
= optparse
.OptionParser(**compat_kwargs(kw
)) 
 120     general 
= optparse
.OptionGroup(parser
, 'General Options') 
 124         help='Print this help text and exit') 
 128         help='Print program version and exit') 
 131         action
='store_true', dest
='update_self', 
 132         help='Update this program to latest version. Make sure that you have sufficient permissions (run with sudo if needed)') 
 134         '-i', '--ignore-errors', 
 135         action
='store_true', dest
='ignoreerrors', default
=False, 
 136         help='Continue on download errors, for example to skip unavailable videos in a playlist') 
 139         action
='store_false', dest
='ignoreerrors', 
 140         help='Abort downloading of further videos (in the playlist or the command line) if an error occurs') 
 143         action
='store_true', dest
='dump_user_agent', default
=False, 
 144         help='Display the current browser identification') 
 147         action
='store_true', dest
='list_extractors', default
=False, 
 148         help='List all supported extractors') 
 150         '--extractor-descriptions', 
 151         action
='store_true', dest
='list_extractor_descriptions', default
=False, 
 152         help='Output descriptions of all supported extractors') 
 154         '--force-generic-extractor', 
 155         action
='store_true', dest
='force_generic_extractor', default
=False, 
 156         help='Force extraction to use the generic extractor') 
 159         dest
='default_search', metavar
='PREFIX', 
 160         help='Use this prefix for unqualified URLs. For example "gvsearch2:" downloads two videos from google videos for youtube-dl "large apple". Use the value "auto" to let youtube-dl guess ("auto_warning" to emit a warning when guessing). "error" just throws an error. The default value "fixup_error" repairs broken URLs, but emits an error if this is not possible instead of searching.') 
 164         help='Do not read configuration files. ' 
 165         'When given in the global configuration file /etc/youtube-dl.conf: ' 
 166         'Do not read the user configuration in ~/.config/youtube-dl/config ' 
 167         '(%APPDATA%/youtube-dl/config.txt on Windows)') 
 170         action
='store_const', dest
='extract_flat', const
='in_playlist', 
 172         help='Do not extract the videos of a playlist, only list them.') 
 174         '--no-color', '--no-colors', 
 175         action
='store_true', dest
='no_color', 
 177         help='Do not emit color codes in output') 
 179     network 
= optparse
.OptionGroup(parser
, 'Network Options') 
 181         '--proxy', dest
='proxy', 
 182         default
=None, metavar
='URL', 
 183         help='Use the specified HTTP/HTTPS proxy. Pass in an empty string (--proxy "") for direct connection') 
 186         dest
='socket_timeout', type=float, default
=None, metavar
='SECONDS', 
 187         help='Time to wait before giving up, in seconds') 
 190         metavar
='IP', dest
='source_address', default
=None, 
 191         help='Client-side IP address to bind to (experimental)', 
 194         '-4', '--force-ipv4', 
 195         action
='store_const', const
='0.0.0.0', dest
='source_address', 
 196         help='Make all connections via IPv4 (experimental)', 
 199         '-6', '--force-ipv6', 
 200         action
='store_const', const
='::', dest
='source_address', 
 201         help='Make all connections via IPv6 (experimental)', 
 204         '--cn-verification-proxy', 
 205         dest
='cn_verification_proxy', default
=None, metavar
='URL', 
 206         help='Use this proxy to verify the IP address for some Chinese sites. ' 
 207         'The default proxy specified by --proxy (or none, if the options is not present) is used for the actual downloading. (experimental)' 
 210     selection 
= optparse
.OptionGroup(parser
, 'Video Selection') 
 211     selection
.add_option( 
 213         dest
='playliststart', metavar
='NUMBER', default
=1, type=int, 
 214         help='Playlist video to start at (default is %default)') 
 215     selection
.add_option( 
 217         dest
='playlistend', metavar
='NUMBER', default
=None, type=int, 
 218         help='Playlist video to end at (default is last)') 
 219     selection
.add_option( 
 221         dest
='playlist_items', metavar
='ITEM_SPEC', default
=None, 
 222         help='Playlist video items to download. Specify indices of the videos in the playlist separated by commas like: "--playlist-items 1,2,5,8" if you want to download videos indexed 1, 2, 5, 8 in the playlist. You can specify range: "--playlist-items 1-3,7,10-13", it will download the videos at index 1, 2, 3, 7, 10, 11, 12 and 13.') 
 223     selection
.add_option( 
 225         dest
='matchtitle', metavar
='REGEX', 
 226         help='Download only matching titles (regex or caseless sub-string)') 
 227     selection
.add_option( 
 229         dest
='rejecttitle', metavar
='REGEX', 
 230         help='Skip download for matching titles (regex or caseless sub-string)') 
 231     selection
.add_option( 
 233         dest
='max_downloads', metavar
='NUMBER', type=int, default
=None, 
 234         help='Abort after downloading NUMBER files') 
 235     selection
.add_option( 
 237         metavar
='SIZE', dest
='min_filesize', default
=None, 
 238         help='Do not download any videos smaller than SIZE (e.g. 50k or 44.6m)') 
 239     selection
.add_option( 
 241         metavar
='SIZE', dest
='max_filesize', default
=None, 
 242         help='Do not download any videos larger than SIZE (e.g. 50k or 44.6m)') 
 243     selection
.add_option( 
 245         metavar
='DATE', dest
='date', default
=None, 
 246         help='Download only videos uploaded in this date') 
 247     selection
.add_option( 
 249         metavar
='DATE', dest
='datebefore', default
=None, 
 250         help='Download only videos uploaded on or before this date (i.e. inclusive)') 
 251     selection
.add_option( 
 253         metavar
='DATE', dest
='dateafter', default
=None, 
 254         help='Download only videos uploaded on or after this date (i.e. inclusive)') 
 255     selection
.add_option( 
 257         metavar
='COUNT', dest
='min_views', default
=None, type=int, 
 258         help='Do not download any videos with less than COUNT views') 
 259     selection
.add_option( 
 261         metavar
='COUNT', dest
='max_views', default
=None, type=int, 
 262         help='Do not download any videos with more than COUNT views') 
 263     selection
.add_option( 
 265         metavar
='FILTER', dest
='match_filter', default
=None, 
 267             'Generic video filter (experimental). ' 
 268             'Specify any key (see help for -o for a list of available keys) to' 
 269             ' match if the key is present, ' 
 270             '!key to check if the key is not present,' 
 271             'key > NUMBER (like "comment_count > 12", also works with ' 
 272             '>=, <, <=, !=, =) to compare against a number, and ' 
 273             '& to require multiple matches. ' 
 274             'Values which are not known are excluded unless you' 
 275             ' put a question mark (?) after the operator.' 
 276             'For example, to only match videos that have been liked more than ' 
 277             '100 times and disliked less than 50 times (or the dislike ' 
 278             'functionality is not available at the given service), but who ' 
 279             'also have a description, use --match-filter ' 
 280             '"like_count > 100 & dislike_count <? 50 & description" .' 
 282     selection
.add_option( 
 284         action
='store_true', dest
='noplaylist', default
=False, 
 285         help='Download only the video, if the URL refers to a video and a playlist.') 
 286     selection
.add_option( 
 288         action
='store_false', dest
='noplaylist', default
=False, 
 289         help='Download the playlist, if the URL refers to a video and a playlist.') 
 290     selection
.add_option( 
 292         metavar
='YEARS', dest
='age_limit', default
=None, type=int, 
 293         help='Download only videos suitable for the given age') 
 294     selection
.add_option( 
 295         '--download-archive', metavar
='FILE', 
 296         dest
='download_archive', 
 297         help='Download only videos not listed in the archive file. Record the IDs of all downloaded videos in it.') 
 298     selection
.add_option( 
 300         dest
='include_ads', action
='store_true', 
 301         help='Download advertisements as well (experimental)') 
 303     authentication 
= optparse
.OptionGroup(parser
, 'Authentication Options') 
 304     authentication
.add_option( 
 306         dest
='username', metavar
='USERNAME', 
 307         help='Login with this account ID') 
 308     authentication
.add_option( 
 310         dest
='password', metavar
='PASSWORD', 
 311         help='Account password. If this option is left out, youtube-dl will ask interactively.') 
 312     authentication
.add_option( 
 314         dest
='twofactor', metavar
='TWOFACTOR', 
 315         help='Two-factor auth code') 
 316     authentication
.add_option( 
 318         action
='store_true', dest
='usenetrc', default
=False, 
 319         help='Use .netrc authentication data') 
 320     authentication
.add_option( 
 322         dest
='videopassword', metavar
='PASSWORD', 
 323         help='Video password (vimeo, smotri, youku)') 
 325     video_format 
= optparse
.OptionGroup(parser
, 'Video Format Options') 
 326     video_format
.add_option( 
 328         action
='store', dest
='format', metavar
='FORMAT', default
=None, 
 329         help='Video format code, see the "FORMAT SELECTION" for all the info') 
 330     video_format
.add_option( 
 332         action
='store_const', dest
='format', const
='all', 
 333         help='Download all available video formats') 
 334     video_format
.add_option( 
 335         '--prefer-free-formats', 
 336         action
='store_true', dest
='prefer_free_formats', default
=False, 
 337         help='Prefer free video formats unless a specific one is requested') 
 338     video_format
.add_option( 
 339         '-F', '--list-formats', 
 340         action
='store_true', dest
='listformats', 
 341         help='List all available formats of requested videos') 
 342     video_format
.add_option( 
 343         '--youtube-include-dash-manifest', 
 344         action
='store_true', dest
='youtube_include_dash_manifest', default
=True, 
 345         help=optparse
.SUPPRESS_HELP
) 
 346     video_format
.add_option( 
 347         '--youtube-skip-dash-manifest', 
 348         action
='store_false', dest
='youtube_include_dash_manifest', 
 349         help='Do not download the DASH manifests and related data on YouTube videos') 
 350     video_format
.add_option( 
 351         '--merge-output-format', 
 352         action
='store', dest
='merge_output_format', metavar
='FORMAT', default
=None, 
 354             'If a merge is required (e.g. bestvideo+bestaudio), ' 
 355             'output to given container format. One of mkv, mp4, ogg, webm, flv. ' 
 356             'Ignored if no merge is required')) 
 358     subtitles 
= optparse
.OptionGroup(parser
, 'Subtitle Options') 
 359     subtitles
.add_option( 
 360         '--write-sub', '--write-srt', 
 361         action
='store_true', dest
='writesubtitles', default
=False, 
 362         help='Write subtitle file') 
 363     subtitles
.add_option( 
 364         '--write-auto-sub', '--write-automatic-sub', 
 365         action
='store_true', dest
='writeautomaticsub', default
=False, 
 366         help='Write automatically generated subtitle file (YouTube only)') 
 367     subtitles
.add_option( 
 369         action
='store_true', dest
='allsubtitles', default
=False, 
 370         help='Download all the available subtitles of the video') 
 371     subtitles
.add_option( 
 373         action
='store_true', dest
='listsubtitles', default
=False, 
 374         help='List all available subtitles for the video') 
 375     subtitles
.add_option( 
 377         action
='store', dest
='subtitlesformat', metavar
='FORMAT', default
='best', 
 378         help='Subtitle format, accepts formats preference, for example: "srt" or "ass/srt/best"') 
 379     subtitles
.add_option( 
 380         '--sub-lang', '--sub-langs', '--srt-lang', 
 381         action
='callback', dest
='subtitleslangs', metavar
='LANGS', type='str', 
 382         default
=[], callback
=_comma_separated_values_options_callback
, 
 383         help='Languages of the subtitles to download (optional) separated by commas, use --list-subs for available language tags') 
 385     downloader 
= optparse
.OptionGroup(parser
, 'Download Options') 
 386     downloader
.add_option( 
 387         '-r', '--rate-limit', 
 388         dest
='ratelimit', metavar
='LIMIT', 
 389         help='Maximum download rate in bytes per second (e.g. 50K or 4.2M)') 
 390     downloader
.add_option( 
 392         dest
='retries', metavar
='RETRIES', default
=10, 
 393         help='Number of retries (default is %default), or "infinite".') 
 394     downloader
.add_option( 
 396         dest
='buffersize', metavar
='SIZE', default
='1024', 
 397         help='Size of download buffer (e.g. 1024 or 16K) (default is %default)') 
 398     downloader
.add_option( 
 399         '--no-resize-buffer', 
 400         action
='store_true', dest
='noresizebuffer', default
=False, 
 401         help='Do not automatically adjust the buffer size. By default, the buffer size is automatically resized from an initial value of SIZE.') 
 402     downloader
.add_option( 
 404         action
='store_true', dest
='test', default
=False, 
 405         help=optparse
.SUPPRESS_HELP
) 
 406     downloader
.add_option( 
 407         '--playlist-reverse', 
 409         help='Download playlist videos in reverse order') 
 410     downloader
.add_option( 
 411         '--xattr-set-filesize', 
 412         dest
='xattr_set_filesize', action
='store_true', 
 413         help='Set file xattribute ytdl.filesize with expected filesize (experimental)') 
 414     downloader
.add_option( 
 415         '--hls-prefer-native', 
 416         dest
='hls_prefer_native', action
='store_true', 
 417         help='Use the native HLS downloader instead of ffmpeg (experimental)') 
 418     downloader
.add_option( 
 420         dest
='hls_use_mpegts', action
='store_true', 
 421         help='Use the mpegts container for HLS videos, allowing to play the ' 
 422              'video while downloading (some players may not be able to play it)') 
 423     downloader
.add_option( 
 424         '--external-downloader', 
 425         dest
='external_downloader', metavar
='COMMAND', 
 426         help='Use the specified external downloader. ' 
 427              'Currently supports %s' % ','.join(list_external_downloaders())) 
 428     downloader
.add_option( 
 429         '--external-downloader-args', 
 430         dest
='external_downloader_args', metavar
='ARGS', 
 431         help='Give these arguments to the external downloader') 
 433     workarounds 
= optparse
.OptionGroup(parser
, 'Workarounds') 
 434     workarounds
.add_option( 
 436         dest
='encoding', metavar
='ENCODING', 
 437         help='Force the specified encoding (experimental)') 
 438     workarounds
.add_option( 
 439         '--no-check-certificate', 
 440         action
='store_true', dest
='no_check_certificate', default
=False, 
 441         help='Suppress HTTPS certificate validation') 
 442     workarounds
.add_option( 
 444         '--prefer-unsecure', action
='store_true', dest
='prefer_insecure', 
 445         help='Use an unencrypted connection to retrieve information about the video. (Currently supported only for YouTube)') 
 446     workarounds
.add_option( 
 448         metavar
='UA', dest
='user_agent', 
 449         help='Specify a custom user agent') 
 450     workarounds
.add_option( 
 452         metavar
='URL', dest
='referer', default
=None, 
 453         help='Specify a custom referer, use if the video access is restricted to one domain', 
 455     workarounds
.add_option( 
 457         metavar
='FIELD:VALUE', dest
='headers', action
='append', 
 458         help='Specify a custom HTTP header and its value, separated by a colon \':\'. You can use this option multiple times', 
 460     workarounds
.add_option( 
 462         dest
='bidi_workaround', action
='store_true', 
 463         help='Work around terminals that lack bidirectional text support. Requires bidiv or fribidi executable in PATH') 
 464     workarounds
.add_option( 
 465         '--sleep-interval', metavar
='SECONDS', 
 466         dest
='sleep_interval', type=float, 
 467         help='Number of seconds to sleep before each download.') 
 469     verbosity 
= optparse
.OptionGroup(parser
, 'Verbosity / Simulation Options') 
 470     verbosity
.add_option( 
 472         action
='store_true', dest
='quiet', default
=False, 
 473         help='Activate quiet mode') 
 474     verbosity
.add_option( 
 476         dest
='no_warnings', action
='store_true', default
=False, 
 477         help='Ignore warnings') 
 478     verbosity
.add_option( 
 480         action
='store_true', dest
='simulate', default
=False, 
 481         help='Do not download the video and do not write anything to disk') 
 482     verbosity
.add_option( 
 484         action
='store_true', dest
='skip_download', default
=False, 
 485         help='Do not download the video') 
 486     verbosity
.add_option( 
 488         action
='store_true', dest
='geturl', default
=False, 
 489         help='Simulate, quiet but print URL') 
 490     verbosity
.add_option( 
 492         action
='store_true', dest
='gettitle', default
=False, 
 493         help='Simulate, quiet but print title') 
 494     verbosity
.add_option( 
 496         action
='store_true', dest
='getid', default
=False, 
 497         help='Simulate, quiet but print id') 
 498     verbosity
.add_option( 
 500         action
='store_true', dest
='getthumbnail', default
=False, 
 501         help='Simulate, quiet but print thumbnail URL') 
 502     verbosity
.add_option( 
 504         action
='store_true', dest
='getdescription', default
=False, 
 505         help='Simulate, quiet but print video description') 
 506     verbosity
.add_option( 
 508         action
='store_true', dest
='getduration', default
=False, 
 509         help='Simulate, quiet but print video length') 
 510     verbosity
.add_option( 
 512         action
='store_true', dest
='getfilename', default
=False, 
 513         help='Simulate, quiet but print output filename') 
 514     verbosity
.add_option( 
 516         action
='store_true', dest
='getformat', default
=False, 
 517         help='Simulate, quiet but print output format') 
 518     verbosity
.add_option( 
 520         action
='store_true', dest
='dumpjson', default
=False, 
 521         help='Simulate, quiet but print JSON information. See --output for a description of available keys.') 
 522     verbosity
.add_option( 
 523         '-J', '--dump-single-json', 
 524         action
='store_true', dest
='dump_single_json', default
=False, 
 525         help='Simulate, quiet but print JSON information for each command-line argument. If the URL refers to a playlist, dump the whole playlist information in a single line.') 
 526     verbosity
.add_option( 
 528         action
='store_true', dest
='print_json', default
=False, 
 529         help='Be quiet and print the video information as JSON (video is still being downloaded).', 
 531     verbosity
.add_option( 
 533         action
='store_true', dest
='progress_with_newline', default
=False, 
 534         help='Output progress bar as new lines') 
 535     verbosity
.add_option( 
 537         action
='store_true', dest
='noprogress', default
=False, 
 538         help='Do not print progress bar') 
 539     verbosity
.add_option( 
 541         action
='store_true', dest
='consoletitle', default
=False, 
 542         help='Display progress in console titlebar') 
 543     verbosity
.add_option( 
 545         action
='store_true', dest
='verbose', default
=False, 
 546         help='Print various debugging information') 
 547     verbosity
.add_option( 
 548         '--dump-pages', '--dump-intermediate-pages', 
 549         action
='store_true', dest
='dump_intermediate_pages', default
=False, 
 550         help='Print downloaded pages encoded using base64 to debug problems (very verbose)') 
 551     verbosity
.add_option( 
 553         action
='store_true', dest
='write_pages', default
=False, 
 554         help='Write downloaded intermediary pages to files in the current directory to debug problems') 
 555     verbosity
.add_option( 
 556         '--youtube-print-sig-code', 
 557         action
='store_true', dest
='youtube_print_sig_code', default
=False, 
 558         help=optparse
.SUPPRESS_HELP
) 
 559     verbosity
.add_option( 
 560         '--print-traffic', '--dump-headers', 
 561         dest
='debug_printtraffic', action
='store_true', default
=False, 
 562         help='Display sent and read HTTP traffic') 
 563     verbosity
.add_option( 
 565         dest
='call_home', action
='store_true', default
=False, 
 566         help='Contact the youtube-dl server for debugging') 
 567     verbosity
.add_option( 
 569         dest
='call_home', action
='store_false', default
=False, 
 570         help='Do NOT contact the youtube-dl server for debugging') 
 572     filesystem 
= optparse
.OptionGroup(parser
, 'Filesystem Options') 
 573     filesystem
.add_option( 
 574         '-a', '--batch-file', 
 575         dest
='batchfile', metavar
='FILE', 
 576         help='File containing URLs to download (\'-\' for stdin)') 
 577     filesystem
.add_option( 
 578         '--id', default
=False, 
 579         action
='store_true', dest
='useid', help='Use only video ID in file name') 
 580     filesystem
.add_option( 
 582         dest
='outtmpl', metavar
='TEMPLATE', 
 583         help=('Output filename template. Use %(title)s to get the title, ' 
 584               '%(uploader)s for the uploader name, %(uploader_id)s for the uploader nickname if different, ' 
 585               '%(autonumber)s to get an automatically incremented number, ' 
 586               '%(ext)s for the filename extension, ' 
 587               '%(format)s for the format description (like "22 - 1280x720" or "HD"), ' 
 588               '%(format_id)s for the unique id of the format (like YouTube\'s itags: "137"), ' 
 589               '%(upload_date)s for the upload date (YYYYMMDD), ' 
 590               '%(extractor)s for the provider (youtube, metacafe, etc), ' 
 591               '%(id)s for the video id, ' 
 592               '%(playlist_title)s, %(playlist_id)s, or %(playlist)s (=title if present, ID otherwise) for the playlist the video is in, ' 
 593               '%(playlist_index)s for the position in the playlist. ' 
 594               '%(height)s and %(width)s for the width and height of the video format. ' 
 595               '%(resolution)s for a textual description of the resolution of the video format. ' 
 596               '%% for a literal percent. ' 
 597               'Use - to output to stdout. Can also be used to download to a different directory, ' 
 598               'for example with -o \'/my/downloads/%(uploader)s/%(title)s-%(id)s.%(ext)s\' .')) 
 599     filesystem
.add_option( 
 601         dest
='autonumber_size', metavar
='NUMBER', 
 602         help='Specify the number of digits in %(autonumber)s when it is present in output filename template or --auto-number option is given') 
 603     filesystem
.add_option( 
 604         '--restrict-filenames', 
 605         action
='store_true', dest
='restrictfilenames', default
=False, 
 606         help='Restrict filenames to only ASCII characters, and avoid "&" and spaces in filenames') 
 607     filesystem
.add_option( 
 608         '-A', '--auto-number', 
 609         action
='store_true', dest
='autonumber', default
=False, 
 610         help='[deprecated; use -o "%(autonumber)s-%(title)s.%(ext)s" ] Number downloaded files starting from 00000') 
 611     filesystem
.add_option( 
 613         action
='store_true', dest
='usetitle', default
=False, 
 614         help='[deprecated] Use title in file name (default)') 
 615     filesystem
.add_option( 
 616         '-l', '--literal', default
=False, 
 617         action
='store_true', dest
='usetitle', 
 618         help='[deprecated] Alias of --title') 
 619     filesystem
.add_option( 
 620         '-w', '--no-overwrites', 
 621         action
='store_true', dest
='nooverwrites', default
=False, 
 622         help='Do not overwrite files') 
 623     filesystem
.add_option( 
 625         action
='store_true', dest
='continue_dl', default
=True, 
 626         help='Force resume of partially downloaded files. By default, youtube-dl will resume downloads if possible.') 
 627     filesystem
.add_option( 
 629         action
='store_false', dest
='continue_dl', 
 630         help='Do not resume partially downloaded files (restart from beginning)') 
 631     filesystem
.add_option( 
 633         action
='store_true', dest
='nopart', default
=False, 
 634         help='Do not use .part files - write directly into output file') 
 635     filesystem
.add_option( 
 637         action
='store_false', dest
='updatetime', default
=True, 
 638         help='Do not use the Last-modified header to set the file modification time') 
 639     filesystem
.add_option( 
 640         '--write-description', 
 641         action
='store_true', dest
='writedescription', default
=False, 
 642         help='Write video description to a .description file') 
 643     filesystem
.add_option( 
 645         action
='store_true', dest
='writeinfojson', default
=False, 
 646         help='Write video metadata to a .info.json file') 
 647     filesystem
.add_option( 
 648         '--write-annotations', 
 649         action
='store_true', dest
='writeannotations', default
=False, 
 650         help='Write video annotations to a .annotations.xml file') 
 651     filesystem
.add_option( 
 653         dest
='load_info_filename', metavar
='FILE', 
 654         help='JSON file containing the video information (created with the "--write-info-json" option)') 
 655     filesystem
.add_option( 
 657         dest
='cookiefile', metavar
='FILE', 
 658         help='File to read cookies from and dump cookie jar in') 
 659     filesystem
.add_option( 
 660         '--cache-dir', dest
='cachedir', default
=None, metavar
='DIR', 
 661         help='Location in the filesystem where youtube-dl can store some downloaded information permanently. By default $XDG_CACHE_HOME/youtube-dl or ~/.cache/youtube-dl . At the moment, only YouTube player files (for videos with obfuscated signatures) are cached, but that may change.') 
 662     filesystem
.add_option( 
 663         '--no-cache-dir', action
='store_const', const
=False, dest
='cachedir', 
 664         help='Disable filesystem caching') 
 665     filesystem
.add_option( 
 667         action
='store_true', dest
='rm_cachedir', 
 668         help='Delete all filesystem cache files') 
 670     thumbnail 
= optparse
.OptionGroup(parser
, 'Thumbnail images') 
 671     thumbnail
.add_option( 
 673         action
='store_true', dest
='writethumbnail', default
=False, 
 674         help='Write thumbnail image to disk') 
 675     thumbnail
.add_option( 
 676         '--write-all-thumbnails', 
 677         action
='store_true', dest
='write_all_thumbnails', default
=False, 
 678         help='Write all thumbnail image formats to disk') 
 679     thumbnail
.add_option( 
 681         action
='store_true', dest
='list_thumbnails', default
=False, 
 682         help='Simulate and list all available thumbnail formats') 
 684     postproc 
= optparse
.OptionGroup(parser
, 'Post-processing Options') 
 686         '-x', '--extract-audio', 
 687         action
='store_true', dest
='extractaudio', default
=False, 
 688         help='Convert video files to audio-only files (requires ffmpeg or avconv and ffprobe or avprobe)') 
 690         '--audio-format', metavar
='FORMAT', dest
='audioformat', default
='best', 
 691         help='Specify audio format: "best", "aac", "vorbis", "mp3", "m4a", "opus", or "wav"; "%default" by default') 
 693         '--audio-quality', metavar
='QUALITY', 
 694         dest
='audioquality', default
='5', 
 695         help='Specify ffmpeg/avconv audio quality, insert a value between 0 (better) and 9 (worse) for VBR or a specific bitrate like 128K (default %default)') 
 698         metavar
='FORMAT', dest
='recodevideo', default
=None, 
 699         help='Encode the video to another format if necessary (currently supported: mp4|flv|ogg|webm|mkv|avi)') 
 701         '--postprocessor-args', 
 702         dest
='postprocessor_args', metavar
='ARGS', 
 703         help='Give these arguments to the postprocessor') 
 705         '-k', '--keep-video', 
 706         action
='store_true', dest
='keepvideo', default
=False, 
 707         help='Keep the video file on disk after the post-processing; the video is erased by default') 
 709         '--no-post-overwrites', 
 710         action
='store_true', dest
='nopostoverwrites', default
=False, 
 711         help='Do not overwrite post-processed files; the post-processed files are overwritten by default') 
 714         action
='store_true', dest
='embedsubtitles', default
=False, 
 715         help='Embed subtitles in the video (only for mkv and mp4 videos)') 
 718         action
='store_true', dest
='embedthumbnail', default
=False, 
 719         help='Embed thumbnail in the audio as cover art') 
 722         action
='store_true', dest
='addmetadata', default
=False, 
 723         help='Write metadata to the video file') 
 725         '--metadata-from-title', 
 726         metavar
='FORMAT', dest
='metafromtitle', 
 727         help='Parse additional metadata like song title / artist from the video title. ' 
 728              'The format syntax is the same as --output, ' 
 729              'the parsed parameters replace existing values. ' 
 730              'Additional templates: %(album)s, %(artist)s. ' 
 731              'Example: --metadata-from-title "%(artist)s - %(title)s" matches a title like ' 
 732              '"Coldplay - Paradise"') 
 735         action
='store_true', dest
='xattrs', default
=False, 
 736         help='Write metadata to the video file\'s xattrs (using dublin core and xdg standards)') 
 739         metavar
='POLICY', dest
='fixup', default
='detect_or_warn', 
 740         help='Automatically correct known faults of the file. ' 
 741              'One of never (do nothing), warn (only emit a warning), ' 
 742              'detect_or_warn (the default; fix file if we can, warn otherwise)') 
 745         action
='store_false', dest
='prefer_ffmpeg', 
 746         help='Prefer avconv over ffmpeg for running the postprocessors (default)') 
 749         action
='store_true', dest
='prefer_ffmpeg', 
 750         help='Prefer ffmpeg over avconv for running the postprocessors') 
 752         '--ffmpeg-location', '--avconv-location', metavar
='PATH', 
 753         dest
='ffmpeg_location', 
 754         help='Location of the ffmpeg/avconv binary; either the path to the binary or its containing directory.') 
 757         metavar
='CMD', dest
='exec_cmd', 
 758         help='Execute a command on the file after downloading, similar to find\'s -exec syntax. Example: --exec \'adb push {} /sdcard/Music/ && rm {}\'') 
 760         '--convert-subs', '--convert-subtitles', 
 761         metavar
='FORMAT', dest
='convertsubtitles', default
=None, 
 762         help='Convert the subtitles to other format (currently supported: srt|ass|vtt)') 
 764     parser
.add_option_group(general
) 
 765     parser
.add_option_group(network
) 
 766     parser
.add_option_group(selection
) 
 767     parser
.add_option_group(downloader
) 
 768     parser
.add_option_group(filesystem
) 
 769     parser
.add_option_group(thumbnail
) 
 770     parser
.add_option_group(verbosity
) 
 771     parser
.add_option_group(workarounds
) 
 772     parser
.add_option_group(video_format
) 
 773     parser
.add_option_group(subtitles
) 
 774     parser
.add_option_group(authentication
) 
 775     parser
.add_option_group(postproc
) 
 777     if overrideArguments 
is not None: 
 778         opts
, args 
= parser
.parse_args(overrideArguments
) 
 780             write_string('[debug] Override config: ' + repr(overrideArguments
) + '\n') 
 782         def compat_conf(conf
): 
 783             if sys
.version_info 
< (3,): 
 784                 return [a
.decode(preferredencoding(), 'replace') for a 
in conf
] 
 787         command_line_conf 
= compat_conf(sys
.argv
[1:]) 
 789         if '--ignore-config' in command_line_conf
: 
 793             system_conf 
= compat_conf(_readOptions('/etc/youtube-dl.conf')) 
 794             if '--ignore-config' in system_conf
: 
 797                 user_conf 
= compat_conf(_readUserConf()) 
 798         argv 
= system_conf 
+ user_conf 
+ command_line_conf
 
 800         opts
, args 
= parser
.parse_args(argv
) 
 802             write_string('[debug] System config: ' + repr(_hide_login_info(system_conf
)) + '\n') 
 803             write_string('[debug] User config: ' + repr(_hide_login_info(user_conf
)) + '\n') 
 804             write_string('[debug] Command-line args: ' + repr(_hide_login_info(command_line_conf
)) + '\n') 
 806     return parser
, opts
, args