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This article mainly shows you "what does rewriting and overloading mean in python", the content is simple and easy to understand, and the organization is clear. I hope it can help you solve your doubts. Let Xiaobian lead you to study and learn "what does rewriting and overloading mean in python" this article.

heavy-duty

In the same class, the method name must be the same, the parameter type is different, the number is different, and the order is different. The method return value and access modifier can be different.

rewrite

Rewriting is when a subclass rewrites the implementation process of a method that is allowed to be accessed by its parent class. It occurs in a subclass. The method name and parameter list must be the same. The return value range must be less than or equal to the parent class. The exception range thrown must be less than or equal to the parent class. The access modifier range must be greater than or equal to the parent class. In addition, if the parent class method access modifier is private, the child class cannot override the method. That is, the behavior provided by the method changes, but the appearance of the method does not change.

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