Even if you already use Python, you’ll probably pick up some good insight from these videos. We don’t know how you’re spending your next few hours, but we’ll be learning more Python.

SEE: How to build a successful developer career (free PDF) "If you don't know any programming languages yet, Python is a good place to start. If you already know a different language, it's easy to ...

Python’s profiler, cProfile, generates reports that show which functions take up the most time in a given Python program. By default, Cython code doesn’t show up in those reports.