How import works differently in Python 3.5

I messed up at work recently. We (a small start-up) have a staging server and a production server. Nothing gets deployed into production until it’s run on staging for a while and seems to be solid. But still I managed to mess this up. The problem started when I upgraded the deployment from Python 3.4 […]

How does coverage measurement work in Python?

If you’re writing serious Python you’re hopefully testing it, and if you’re doing any serious testing you are hopefully measuring how much code coverage you have. But how does code coverage measurement actually work? If I execute a test function and get back a result, how can I possibly tell which lines of code were […]