[asicsp]

Seems like just copied from runestone site: https://runestone.academy/ns/books/published/thinkcspy/index...

See also: https://allendowney.github.io/ThinkPython/

[emayljames]

"About this Project

This interactive book is a product of the Runestone Interactive Project at Luther College, led by Brad Miller and David Ranum. There have been many contributors to the project"