'%(id)s for the video id, '
'%(playlist_title)s, %(playlist_id)s, or %(playlist)s (=title if present, ID otherwise) for the playlist the video is in, '
'%(playlist_index)s for the position in the playlist. '
'%(id)s for the video id, '
'%(playlist_title)s, %(playlist_id)s, or %(playlist)s (=title if present, ID otherwise) for the playlist the video is in, '
'%(playlist_index)s for the position in the playlist. '