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Option parsing refactoring ; Moved version string to __version__
Brings terser option formatting to youtube-dl: from: -u USERNAME, --username USERNAME to: -u, --username USERNAME
This commit is contained in:
Georgi Valkov
parent
5fb3df4aff
commit
4f9f96f646
250
youtube-dl
250
youtube-dl
@ -12,6 +12,7 @@ __author__ = (
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)
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__license__ = "Public Domain"
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__version__ = '2011.08.04'
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import cookielib
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import ctypes
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@ -2725,116 +2726,149 @@ def updateSelf(downloader, filename):
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downloader.to_screen('Updated to version %s' % latest_version)
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def parseOpts():
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# Deferred imports
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import getpass
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import optparse
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def _format_option_string(option):
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''' ('-o', '--option') -> -o, --format METAVAR'''
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opts = []
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if option._short_opts: opts.append(option._short_opts[0])
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if option._long_opts: opts.append(option._long_opts[0])
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if len(opts) > 1: opts.insert(1, ', ')
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if option.takes_value(): opts.append(' %s' % option.metavar)
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return "".join(opts)
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fmt = optparse.IndentedHelpFormatter()
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fmt.format_option_strings = _format_option_string
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kw = {
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'version' : __version__,
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'formatter' : fmt,
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'usage' : 'Usage : %prog [options] url...',
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'conflict_handler' : 'resolve',
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}
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parser = optparse.OptionParser(**kw)
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# option groups
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general = optparse.OptionGroup(parser, 'General Options')
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authentication = optparse.OptionGroup(parser, 'Authentication Options')
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video_format = optparse.OptionGroup(parser, 'Video Format Options')
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postproc = optparse.OptionGroup(parser, 'Post-processing Options')
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filesystem = optparse.OptionGroup(parser, 'Filesystem Options')
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verbosity = optparse.OptionGroup(parser, 'Verbosity / Simulation Options')
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general.add_option('-h', '--help',
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action='help', help='print this help text and exit')
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general.add_option('-v', '--version',
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action='version', help='print program version and exit')
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general.add_option('-U', '--update',
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action='store_true', dest='update_self', help='update this program to latest stable version')
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general.add_option('-i', '--ignore-errors',
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action='store_true', dest='ignoreerrors', help='continue on download errors', default=False)
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general.add_option('-r', '--rate-limit',
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dest='ratelimit', metavar='LIMIT', help='download rate limit (e.g. 50k or 44.6m)')
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general.add_option('-R', '--retries',
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dest='retries', metavar='RETRIES', help='number of retries (default is 10)', default=10)
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general.add_option('--playlist-start',
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dest='playliststart', metavar='NUMBER', help='playlist video to start at (default is 1)', default=1)
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general.add_option('--playlist-end',
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dest='playlistend', metavar='NUMBER', help='playlist video to end at (default is last)', default=-1)
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general.add_option('--dump-user-agent',
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action='store_true', dest='dump_user_agent',
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help='display the current browser identification', default=False)
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authentication.add_option('-u', '--username',
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dest='username', metavar='USERNAME', help='account username')
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authentication.add_option('-p', '--password',
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dest='password', metavar='PASSWORD', help='account password')
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authentication.add_option('-n', '--netrc',
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action='store_true', dest='usenetrc', help='use .netrc authentication data', default=False)
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video_format.add_option('-f', '--format',
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action='store', dest='format', metavar='FORMAT', help='video format code')
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video_format.add_option('--all-formats',
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action='store_const', dest='format', help='download all available video formats', const='-1')
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video_format.add_option('--max-quality',
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action='store', dest='format_limit', metavar='FORMAT', help='highest quality format to download')
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verbosity.add_option('-q', '--quiet',
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action='store_true', dest='quiet', help='activates quiet mode', default=False)
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verbosity.add_option('-s', '--simulate',
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action='store_true', dest='simulate', help='do not download video', default=False)
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verbosity.add_option('-g', '--get-url',
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action='store_true', dest='geturl', help='simulate, quiet but print URL', default=False)
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verbosity.add_option('-e', '--get-title',
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action='store_true', dest='gettitle', help='simulate, quiet but print title', default=False)
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verbosity.add_option('--get-thumbnail',
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action='store_true', dest='getthumbnail',
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help='simulate, quiet but print thumbnail URL', default=False)
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verbosity.add_option('--get-description',
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action='store_true', dest='getdescription',
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help='simulate, quiet but print video description', default=False)
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verbosity.add_option('--get-filename',
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action='store_true', dest='getfilename',
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help='simulate, quiet but print output filename', default=False)
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verbosity.add_option('--no-progress',
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action='store_true', dest='noprogress', help='do not print progress bar', default=False)
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verbosity.add_option('--console-title',
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action='store_true', dest='consoletitle',
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help='display progress in console titlebar', default=False)
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filesystem.add_option('-t', '--title',
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action='store_true', dest='usetitle', help='use title in file name', default=False)
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filesystem.add_option('-l', '--literal',
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action='store_true', dest='useliteral', help='use literal title in file name', default=False)
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filesystem.add_option('-A', '--auto-number',
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action='store_true', dest='autonumber',
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help='number downloaded files starting from 00000', default=False)
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filesystem.add_option('-o', '--output',
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dest='outtmpl', metavar='TEMPLATE', help='output filename template')
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filesystem.add_option('-a', '--batch-file',
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dest='batchfile', metavar='FILE', help='file containing URLs to download (\'-\' for stdin)')
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filesystem.add_option('-w', '--no-overwrites',
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action='store_true', dest='nooverwrites', help='do not overwrite files', default=False)
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filesystem.add_option('-c', '--continue',
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action='store_true', dest='continue_dl', help='resume partially downloaded files', default=False)
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filesystem.add_option('--cookies',
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dest='cookiefile', metavar='FILE', help='file to dump cookie jar to')
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filesystem.add_option('--no-part',
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action='store_true', dest='nopart', help='do not use .part files', default=False)
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filesystem.add_option('--no-mtime',
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action='store_false', dest='updatetime',
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help='do not use the Last-modified header to set the file modification time', default=True)
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postproc.add_option('--extract-audio', action='store_true', dest='extractaudio', default=False,
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help='convert video files to audio-only files (requires ffmpeg and ffprobe)')
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postproc.add_option('--audio-format', metavar='FORMAT', dest='audioformat', default='best',
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help='"best", "aac" or "mp3"; best by default')
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parser.add_option_group(general)
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parser.add_option_group(filesystem)
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parser.add_option_group(verbosity)
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parser.add_option_group(video_format)
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parser.add_option_group(authentication)
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parser.add_option_group(postproc)
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opts, args = parser.parse_args()
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return parser, opts, args
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if __name__ == '__main__':
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try:
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# Modules needed only when running the main program
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import getpass
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import optparse
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# Parse command line
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parser = optparse.OptionParser(
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usage='Usage: %prog [options] url...',
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version='2011.08.04',
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conflict_handler='resolve',
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)
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parser.add_option('-h', '--help',
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action='help', help='print this help text and exit')
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parser.add_option('-v', '--version',
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action='version', help='print program version and exit')
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parser.add_option('-U', '--update',
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action='store_true', dest='update_self', help='update this program to latest stable version')
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parser.add_option('-i', '--ignore-errors',
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action='store_true', dest='ignoreerrors', help='continue on download errors', default=False)
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parser.add_option('-r', '--rate-limit',
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dest='ratelimit', metavar='LIMIT', help='download rate limit (e.g. 50k or 44.6m)')
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parser.add_option('-R', '--retries',
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dest='retries', metavar='RETRIES', help='number of retries (default is 10)', default=10)
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parser.add_option('--playlist-start',
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dest='playliststart', metavar='NUMBER', help='playlist video to start at (default is 1)', default=1)
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parser.add_option('--playlist-end',
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dest='playlistend', metavar='NUMBER', help='playlist video to end at (default is last)', default=-1)
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parser.add_option('--dump-user-agent',
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action='store_true', dest='dump_user_agent',
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help='display the current browser identification', default=False)
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authentication = optparse.OptionGroup(parser, 'Authentication Options')
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authentication.add_option('-u', '--username',
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dest='username', metavar='USERNAME', help='account username')
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authentication.add_option('-p', '--password',
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dest='password', metavar='PASSWORD', help='account password')
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authentication.add_option('-n', '--netrc',
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action='store_true', dest='usenetrc', help='use .netrc authentication data', default=False)
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parser.add_option_group(authentication)
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video_format = optparse.OptionGroup(parser, 'Video Format Options')
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video_format.add_option('-f', '--format',
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action='store', dest='format', metavar='FORMAT', help='video format code')
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video_format.add_option('--all-formats',
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action='store_const', dest='format', help='download all available video formats', const='-1')
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video_format.add_option('--max-quality',
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action='store', dest='format_limit', metavar='FORMAT', help='highest quality format to download')
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parser.add_option_group(video_format)
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verbosity = optparse.OptionGroup(parser, 'Verbosity / Simulation Options')
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verbosity.add_option('-q', '--quiet',
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action='store_true', dest='quiet', help='activates quiet mode', default=False)
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verbosity.add_option('-s', '--simulate',
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action='store_true', dest='simulate', help='do not download video', default=False)
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verbosity.add_option('-g', '--get-url',
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action='store_true', dest='geturl', help='simulate, quiet but print URL', default=False)
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verbosity.add_option('-e', '--get-title',
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action='store_true', dest='gettitle', help='simulate, quiet but print title', default=False)
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verbosity.add_option('--get-thumbnail',
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action='store_true', dest='getthumbnail',
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help='simulate, quiet but print thumbnail URL', default=False)
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verbosity.add_option('--get-description',
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action='store_true', dest='getdescription',
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help='simulate, quiet but print video description', default=False)
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verbosity.add_option('--get-filename',
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action='store_true', dest='getfilename',
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help='simulate, quiet but print output filename', default=False)
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verbosity.add_option('--no-progress',
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action='store_true', dest='noprogress', help='do not print progress bar', default=False)
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verbosity.add_option('--console-title',
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action='store_true', dest='consoletitle',
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help='display progress in console titlebar', default=False)
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parser.add_option_group(verbosity)
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filesystem = optparse.OptionGroup(parser, 'Filesystem Options')
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filesystem.add_option('-t', '--title',
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action='store_true', dest='usetitle', help='use title in file name', default=False)
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filesystem.add_option('-l', '--literal',
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action='store_true', dest='useliteral', help='use literal title in file name', default=False)
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filesystem.add_option('-A', '--auto-number',
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action='store_true', dest='autonumber',
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help='number downloaded files starting from 00000', default=False)
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filesystem.add_option('-o', '--output',
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dest='outtmpl', metavar='TEMPLATE', help='output filename template')
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filesystem.add_option('-a', '--batch-file',
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dest='batchfile', metavar='FILE', help='file containing URLs to download (\'-\' for stdin)')
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filesystem.add_option('-w', '--no-overwrites',
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action='store_true', dest='nooverwrites', help='do not overwrite files', default=False)
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filesystem.add_option('-c', '--continue',
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action='store_true', dest='continue_dl', help='resume partially downloaded files', default=False)
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filesystem.add_option('--cookies',
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dest='cookiefile', metavar='FILE', help='file to dump cookie jar to')
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filesystem.add_option('--no-part',
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action='store_true', dest='nopart', help='do not use .part files', default=False)
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filesystem.add_option('--no-mtime',
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action='store_false', dest='updatetime',
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help='do not use the Last-modified header to set the file modification time', default=True)
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parser.add_option_group(filesystem)
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postproc = optparse.OptionGroup(parser, 'Post-processing Options')
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postproc.add_option('--extract-audio', action='store_true', dest='extractaudio', default=False,
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help='convert video files to audio-only files (requires ffmpeg and ffprobe)')
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postproc.add_option('--audio-format', metavar='FORMAT', dest='audioformat', default='best',
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help='"best", "aac" or "mp3"; best by default')
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parser.add_option_group(postproc)
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(opts, args) = parser.parse_args()
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parser, opts, args = parseOpts()
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# Open appropriate CookieJar
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if opts.cookiefile is None:
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