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)