import datetime


class TimeException(Exception):
    def __init__(self, exception_info):
        super().__init__()
        self.info = exception_info

    def __str__(self):
        return self.info


def timecheck(func):
    def wrapper(*args, **kwargs):
        if datetime.datetime.now().year == 2019:
            func(*args, **kwargs)
        else:
            raise TimeException("函数已过时")

    return wrapper


@timecheck
def test(name):
    print("Hello {}, 2019 Happy".format(name))


if __name__ == "__main__":
    test("backbp")
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最后修改:2020 年 01 月 31 日 12 : 13 PM
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