Don't test your code? pytest removes any excuses. Software developers don't just write software; they also use software. So, they're the first to recognize, and understand, that software is complex ...

Learn the NumPy trick for generating synthetic data that actually behaves like real data.

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 ...