文章标题

[code]class Song(object):   
    def __init__(self):
        pass
    def sing_song(self):
        for line in lyrics:
            print line
lyrics = ['hey','jude']       
m = Song()
m.sing_song()

[code]class Song(object):
    lyrics = ['hey','jude']
    def __init__(self):
        pass
    def sing_song(self):
        for line in self.lyrics:
            print line

m = Song()
m.sing_song()