Iteration in Python: Iterators, Generators, itertools, and Special Methods

PyOhio 2008
Brandon Mintern
bmintern@gmail.com

1. Introduction: Iteration in Python
2. The benefits of Python's iteration model
3. How Python interprets a for loop
4. Special methods
5. Defining __iter__ for an illustrative Queue class
6. Simplifying iterator definitions with generators
7. Improving Queue.__iter__ by using a generator
8. itertools
9. Combining it all, or, merged: a class for combining containers