class Ololo:
	def __init__(self):
		self.a = 'BOO!'
		
	@classmethod
	def yay(cls):
		inst = cls.__new__(cls)
		inst.a = 'YAY!'
		return inst
		
	def __str__(self):
		return self.a
		
a = Ololo()
print(a)
b = Ololo.yay()
print(b)