How to use the default parameters of python

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Description

1. The default value can be specified as one or more parameters, and there is no need to pass in parameter values when calling the function.

The difficulty of function call is greatly reduced.

2. When the default value of the default parameter needs to be replaced by the passed parameter value, it can be passed in the order of the parameter location, or you can specify the parameter name.

Example

Def person_info (name, age, sex='man'): print ("My name is% s, I am% s years old, I am% s"% (name, age, sex) person_info ('zhangsan',' 15') person_info ('lisi',' 15%, 'women') person_info (' lisi','20 parameters, sex='women') these are all the contents of the article "how to use python default parameters". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!