import music_kraken from music_kraken.objects import Song, Album, Artist, Collection if __name__ == "__main__": artist: Artist = Artist( name="artist", main_album_list=[ Album( title="album", song_list=[ Song( title="song", album_list=[ Album(title="album", albumsort=123), ], ), Song( title="other_song", album_list=[ Album(title="album", albumsort=423), ], ), ] ), Album(title="album", barcode="1234567890123"), ] ) a = artist.main_album_collection[0] b = a.song_collection[0].album_collection[0] c = a.song_collection[1].album_collection[0] print(a.id, a.barcode, a.albumsort) print(b.id, b.barcode, b.albumsort) print(c.id, c.barcode, c.albumsort) print() print(artist.main_album_collection._indexed_values)