ex40.py

class song(object):
	def __init__(self,lyrics):
		self.lyrics = lyrics

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

happy_bday = song(["Happy Birthday To You","I Don't want to get sued","So I'll stop right here"])

bulls_on_parade = song(["They rally around the family","With pockets full of shells"])

happy_bday.sing_me_a_song()
bulls_on_parade.sing_me_a_song()