Subprocess in Python is a module used to run new codes and applications by creating new processes. It lets you start new applications right from the Python program you are currently writing. So, if you want to run external programs from a git repository or codes from C or C++ programs, you can use subprocess in Python.

What is subprocess used for?

The subprocess module is a powerful part of the Python standard library that lets you run external programs and inspect their outputs easily. In this tutorial, you have learned to use subprocess. run to control external programs, pass input to them, parse their output, and check their return codes.

What is subprocess module?

The subprocess module allows you to spawn new processes, connect to their input/output/error pipes, and obtain their return codes. This module intends to replace several older modules and functions: os. system os.