- help='Playlist video items to download. Specify indices of the videos in the playlist separated by commas like: "--playlist-items 1,2,5,8" if you want to download videos indexed 1, 2, 5, 8 in the playlist. You can specify range: "--playlist-items 1-3,7,10-13", it will download the videos at index 1, 2, 3, 7, 10, 11, 12 and 13')
+ help=(
+ 'Comma seperated playlist_index of the videos to download. '
+ 'You can specify a range using "[START]:[STOP][:STEP]". For backward compatibility, START-STOP is also supported. '
+ 'Use negative indices to count from the right and negative STEP to download in reverse order. '
+ 'Eg: "-I 1:3,7,-5::2" used on a playlist of size 15 will download the videos at index 1,2,3,7,11,13,15'))