Here is a YouTube video featuring Complete Python NumPy Tutorial, and is part of a growing collection of videos I have found to be useful. The reason is for overviewing the NumPy library. This tutorial gives background information on how NumPy works and how it compares to Python Built-in lists. This video goes through how to write code with NumPy. It starts with the basics of creating arrays and then gets into more advanced topics and refining your workflow when creating Python applications.
This tutorial, "Complete Python NumPy Tutorial" 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.