Python's built-in unittest module is showing it's age; hard to extend, debug and track what's going on. The pytest framework overcomes these problems and simpli

Tracebook brings a whole new dimension to our Grids & Guides family. Each Tracebook set includes two books filled with tracing paper. The covers feature two dis

In this book, cofounder and lead developer James Gardner brings you a comprehensive introduction to Pylons, the web framework that uses the best of Ruby, Python

The creation of ever more realistic 3-D images is central to the development of computer graphics. The ray tracing technique has become one of the most popular