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 ...

In another, even bigger project I wrote and maintain it does not happen, and neither in a very simplicistic mock, similar to what @nicoddemus did above, but with not completely empty files (test units ...

I encountered the same problem with Python 3.9. I created another environment using Python 3.8 and successfully ran a Jupyter Notebook demo. My environment: Python=3.8.18 Scipy=1.10.1 Py-Feat=0.6.1 ...

Improve your Python testing even more. In my last two articles, I introduced pytest, a library for testing Python code (see "Testing Your Code with Python's pytest" Part I and Part II). pytest has ...

Take control of multiple Python installations in Windows with the py launcher, available as part of a standard Python installation.