How to take a screenshot of the window of the selected process?

Question

Python

Hello. You need to somehow get a screenshot of the window of the selected process. Let's say we have a process called test that has a window. It is necessary for the program to take a screenshot of this window and save it, in what ways can this be achieved?

Answer 1

Have you googled anything? Tried from googled?
The first thing that fell out to me was pyscreenshot
As I understand it, the program is a wrapper for many different ways to get screenshots. Try it, it might help.