**Al Sweigart ** is a professional software developer who teaches programming to kids and adults. Sweigart has written several bestselling programming books for beginners, including Invent Your Own Computer Games with Python, Cracking Codes with Python, and Coding with Minecraft, as well as those fo...

**Al Sweigart ** is a professional software developer who teaches programming to kids and adults. Sweigart has written several bestselling programming books for beginners, including Invent Your Own Computer Games with Python, Cracking Codes with Python, and Coding with Minecraft, as well as those for intermediate-level programmers, like Beyond the Basic Stuff with Python and The Recursive Book of Recursion (all from No Starch Press).