And for the sake of variety, here is the official EPUB (built with Sphinx, took approximately 1 minute, two if you count the time spent cloning the Bzr branch with the source in reStructuredText)
Disclaimer: I have no idea how well Sphinx documentation actually fares with the builting EPUB converter, you can probably do a lot better with manual love and care.
Ah... worth noting. The latest revision was 2012-10-13
https://bazaar.launchpad.net/~thinkc...tart_revid=486