At its simplest, GreatFET is designed to give you an interactive Python shell that controls oodles of IO pins on the board. You run commands and get feedback as fast as you can type them.

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.

The Python scripting language is gaining widespread acceptance as a tool used in the configuration and maintenance of Linux. Python has been compared to PERL in terms of its applicability, but it has ...