class Song:
    def __init__(self, name, band, featured_artist, album, release_date, genres, lyrics, length):
        self.name = name
        self.band = band
        self.featured_artist = featured_artist
        self.album = album
        self.release_date = release_date
        self.genres = genres
        self.lyrics = lyrics
        self.length = length

class Albums:
    def __init__(self, name, artist, songs):
        self.name = name
        self.artist = artist
        self.songs = songs

class Playlist:
    def __init__(self, name, desc, songs):
        self.name = name
        self.desc = desc
        self.songs = songs