subtitles.add_option('--write-auto-sub', '--write-automatic-sub',
action='store_true', dest='writeautomaticsub',
help='write automatic subtitle file (youtube only)', default=False)
subtitles.add_option('--write-auto-sub', '--write-automatic-sub',
action='store_true', dest='writeautomaticsub',
help='write automatic subtitle file (youtube only)', default=False)