py的@classmethod, @staticmethod装饰器对比

classmethod-staticmethod.py

# -*- coding: utf-8 -*-
class A(object):
	def foo(self):
		print 'hello A'

	@classmethod
	def demo(cls):
		s = cls()
		s.foo()

	@staticmethod
	def demo1():
		s = A()
		s.foo()

A.demo() # output: hello A
A.demo1() # output: hello A