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 ...

Microsoft has announced Playwright, a tool that lets developers write tests in Python for web applications across Chrome, Chromium-based Edge, Apple Safari and Mozilla Firefox. Playwright, a ...

The pytest people agree, and they suggest the use of "parametrized tests". The idea here is that you define the test a single time, but tell pytest which inputs and outputs to provide. You can do this ...