I use TDD, but rather than all-out unit tests I just write doctests. Here's an example of a project created that way: http://github.com/paulgb/tilelife/blob/7e7

I use TDD, but rather than all-out unit tests I just write doctests. Here's an example of a project created that way: http://github.com/paulgb/tilelife/blob/7e797ac287a91d48276a2a8d63811194f8fbac95/tilelife.py http://github.com/paulgb/tilelife/blob/7e797ac287a91d48276a2...