+ selection.add_option('--no-playlist', action='store_true', dest='noplaylist', help='download only the currently playing video', default=False)
+ selection.add_option('--age-limit', metavar='YEARS', dest='age_limit',
+ help='download only videos suitable for the given age',
+ default=None, type=int)
+ selection.add_option('--download-archive', metavar='FILE',
+ dest='download_archive',
+ help='Download only videos not present in the archive file. Record all downloaded videos in it.')