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def hi(): return "hi yasoob!" def doSomethingBeforeHi(func): print("I am doing some boring work before executing hi()") print(func()) doSomethingBeforeHi(hi) #outputs:I am doing some boring work before executing hi() # hi yasoob!
现在你已经具备所有必需知识,来进一步学习装饰器真正是什么了。装饰器让你在一个函数的前后去执行代码。
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