A Byte of Python is nominally available for free as a web-based book, but is also available as a PDF download and in printed hard copies. Many translations to languages other than English also exist.

A Byte of Python Swaroop C H's online book offers many, many little knowledge chunks. Each page offers a tiny bit of Python knowledge, with clean formatting and good examples.

An old Python in a Nutshell book did fine for me. It only covered up to 1.5.2 (checked it out from the library) and I was able to pick up the new stuff in 2.x,2.2,2.3,2.4 from just working with ...

By guest blogger Patrice Gans Jason Briggs’ new book, Python for Kids: A Playful Introduction to Programming (No Starch Press, 2012), could not have hit the market at a better time.