Guides
pytest vs unittest: Choosing a Python Testing Framework
How pytest and Python’s built-in unittest module differ, and why most teams choose pytest despite unittest requiring no installation
The Best Python Testing Tools, Compared
pytest, unittest, and the surrounding testing ecosystem — what each tool does and when you actually need it
Resources
pytest
The standard Python testing framework — simple, powerful, with a rich plugin ecosystem for unit, integration, and end-to-end tests
Python Testing with pytest
The definitive guide to pytest by Brian Okken — covers fixtures, parametrize, plugins, and test organisation for writing effective, maintainable test suites
Test & Code Podcast
Brian Okken’s podcast on Python testing, pytest, and software quality — interviews practitioners and explores testing strategies, tools, and culture