python描述器实现staticmethod方法

[python]代码库

class StaticMethod:
    def __init__(self,fn):
        print(fn)
        self.fn = fn

    def __get__(self, instance, owner):
        print(self,instance,owner)
        return self.fn



class A:

    @StaticMethod    # foo = StaticMethod(foo),这是一个描述器
    def foo():  #
        print('static')


f = A.foo
print(f)