I believe that's the older version of what's now "Python for Software Design": http://www.greenteapress.com/thinkpython/ http://www.greenteapress.com/thinkpytho

I believe that's the older version of what's now "Python for Software Design": http://www.greenteapress.com/thinkpython/ http://www.greenteapress.com/thinkpython/ The dead-tree edition is slated for March (which I'm definitely picking up) and the manuscript is free on the site.