On my personal blog I have written a long entry on Making Python math 196* faster with shedskin.
I compared stock Python 2.5, Psyco and ShedSkin output on an artificial neural network problem. The goal was to quickly estimate how fast a C version might solve the problem without having to actually write C (thus saving [...]
Python Beginners – Functions teaches you how to write and call your own functions in Python. We cover how to write functions, argument passing, scoping, gotchas and nested functions.
“I like the beginner videos, because you are confident on what the student must prepare to accept initially as dogma, and suggest to trust you for later [...]