Learn how to code with the best Python courses available, helping you unlock new job opportunities with the in-demand skill. Shelby Brown (she/her/hers) is an editor for CNET's services team. She ...

Harvard's free programming classes teach you how to think, debug, and adapt in an AI-driven world where knowing code matters more than ever.

You're taking a new programming class this fall, and you don't know anything about code. Python is taught widely in schools, and it's one of the most loved programming languages because it's simple.