How to define python object method

This article mainly explains "how to define python object method". The content in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn how to define python object method.

Concept

1. In a class, the function called by an object is called an object method, which is generally called a method.

Define format

Class class name: def function 1 (self, parameter 1, parameter 2):.

Example

2. When defining an object method, the first parameter defaults to self. This parameter must exist when it is defined, but does not need to be passed when it is called. The _ _ init__ () introduced earlier is an object method, just a special object method.

Based on the previous Pair category, we defined a method whose function is to exchange the values of the object's first and second properties. Make it happen.

Class Pair: def _ init__ (self, first, second): self.first = first self.second = second def swap (self): self.first, self.second = self.second, self.first Thank you for your reading. This is the content of "how to define python object methods". After the study of this article, I believe you have a deeper understanding of how to define python object methods. The specific use situation still needs to be verified by practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!