* [Code Like a Pythonista: Idiomatic Python](https://web.archive.org/web/20180411011411/http://python.net/~goodger/projects/pycon/2007/idiomatic/handout.html) - David Goodger
* [Cracking Codes with Python](http://inventwithpython.com/cracking/) - Al Sweigart
* [Data Structures and Algorithms in Python](https://web.archive.org/web/20161016153130/http://www.brpreiss.com/books/opus7/html/book.html) - B. R. Preiss (PDF)
* [Dive into Python 3](https://diveintopython3.problemsolving.io) - Mark Pilgrim (3.0)