Python 中class的小例子

class Song():
	def __init__(self,lyrics):
		self.lyrics=lyrics

	def sing_a_song(self):
		for line in self.lyrics:
			print(line)

happy=Song(["Happy birthday to you",
             "Happy birthday to you"])

happy.sing_a_song()

　

class Song(object):
	def __init__(self):
		self.tang="lyrics"

	def sing(self):
		print("I wanna sing a song")

thing=Song()
thing.sing()
print(thing.tang)