An excellent book on the subject is Brian Okken's Python Testing with pytest, published by Pragmatic Programmers. He also has many other resources, about pytest and code testing in general, here.

Testing functions isn't hard, but how do you test user input and output? In my last article, I started looking at "pytest", a framework for testing Python programs that's really changed the way I look ...

PyTest is an open-source framework, and it supports unit testing, API testing, and functional testing. In PyTest, the test cases follow a particular format where tests either start with test_ or end ...

Microsoft extends Playwright web-app testing tool from programming language JavaScript to Python.

Flojoy wants to bring no-code Python testing to industrial instruments to test and capture data in an automated way.