def log(*text):
    def dec(fn):
        @functools.wraps(fn)
        def wrapper(*args, **kw):
            print('函数名：' + fn.__name__)
            if len(text) != 0:
                print('传入了参数：', end='')
                print(text)
            else:
                print('未传入参数')
            ret = fn(*args, **kw)
            return ret
        return wrapper
    return dec