delayed decorator

gistfile1.py

class X():
    def inherited_func(self, func):
        raise NotImplemented

    def x_decorator(func):
        def handler(self, *args,**kwargs):
            print "In X handler"
            self.inherited_func(func)(*args,**kwargs)

        return handler

    @x_decorator
    def test(self):
        print "In Test"
        pass

class Y(X):
    def inherited_func(self, func):
        def handler(*args,**kwargs):
            print "In Y handler"
            return func(self,*args,**kwargs)

        return handler