Re:Ask HN: What's the best source to learn advanced Python?
by alokv28 on Saturday May 11, 2013 @10:00AM
(#5690594)
Agreed re: looking at well written open source code.
For example, take a look at the source code for Flask, the micro-framework: https://github.com/mitsuhiko/flask
Learning Python the Hard Way by Zed Shaw is a good book if you're looking to learn some of the more esoteric features of Python.