- '%(id)s for the video id, %(playlist)s for the playlist the video is in, '
- '%(playlist_index)s for the position in the playlist and %% for a literal percent. '
+ '%(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. '