What are the characteristics of python closure

This article mainly explains "what are the characteristics of python closure". Interested friends may wish to have a look at it. The method introduced in this paper is simple, fast and practical. Let the editor take you to learn "what are the characteristics of python closures"?

1. Define the internal function in the external function, and the internal function includes accessing the external function. Even after the end of the life cycle of the external function, the internal function can still access the external function variables.

2. The return value of the external function is the internal function itself.

Example

Def outer (): cheer = 'hello' def inner (name): return cheer + name return inner if _ _ name__ = = "_ _ main__": # output hello kevin print (outer () ('kevin')) so far, I believe you have a deeper understanding of "what are the characteristics of python closures". You might as well do it in practice! Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!