关于python:python-装饰器案例

# -*- coding: utf-8 -*-# author：baoshan# 带参数的函数装璜器def say_hello(country):    def wrapper(func):        def deco(*args, **kwargs):            if country == 'china':                print('你好！')            elif country == 'america':                print('hello')            else:                return            func(*args, **kwargs)        return deco    return wrapper@say_hello('china')def chinese():    print('我来自中国。')@say_hello('america')def america():    print('I am from America.')america()print('-'*20)chinese()

输入后果：

helloI am from America.--------------------你好！我来自中国。

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