Here is a YouTube video featuring Anthony Shaw on Talk Python Why is Python Slow?, and is part of a growing collection of videos I have found to be useful. The reason is for discussing internals and optimizations necessary if Python is to not run slowly. Using Cython or other tools. and refining your workflow when creating Python applications.
This tutorial, "Anthony Shaw on Talk Python Why is Python Slow?" is free education you can watch, which will help you deepen your knowledge and be better prepared for IT certification exams, schoolwork, or using Python in a business.