How to use subprocess in python

Editor to share with you how to use subprocess in python, I believe most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

1, subprocess this module to generate child processes, and can be connected to the child process's standard input, output, errors, but also can get the return value of the child process.

2. Subprocess provides two ways to call subroutines.

Example

# coding:utf-8 import os # popen returns the file object, like the open operation, f = os.popen (r "ls", "r") l = f.read () print (l) f.close () these are all the contents of the article "how to use subprocess in python". 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!