help='lists all available subtitles for the video (currently youtube only)', default=False)
video_format.add_option('--sub-format',
action='store', dest='subtitlesformat', metavar='FORMAT',
- help='subtitle format [srt/sbv] (default=srt) (currently youtube only)', default='srt')
+ help='subtitle format [srt/sbv/vtt] (default=srt) (currently youtube only)', default='srt')
video_format.add_option('--sub-lang', '--srt-lang',
action='store', dest='subtitleslang', metavar='LANG',
help='language of the subtitles to download (optional) use IETF language tags like \'en\'')