Ubuntu is a free computer system, like Windows or macOS, but it’s built by a community. It’s great for programmers because it’s very flexible and has lots of tools already built-in that help you code.

This post explains how to install Python on Linux, Windows, or Mac. We will also set up an editor so that you can start coding!

Libraries are collections of shared code. They're common in Python, where they're also called "modules," but they're also ...