python python中基于类的装饰器的示例

Posted 2021-05-09

class decorator_with_parameters(object):

    def __init__(self, *decorator_params):
        self.decorator_parameters = decorator_parameters

    def __call__(self, original_function):
        def wrapper():
            print("parmeters to the decorator are =", self.decorator_parameters)
            original_function()
        return wrapper


@decorator_with_parameters("string1", "string2")
def hello():
    print("Hello")


if __name__ == "__main__":
    hello()