At long last another book dedicated to wxPython application development is finally published.
The author is an active member of the wxPython users list and quite often posts answers to problems people are having with wxPython. He is more than qualified to write a book on the subject. Additionally, he has written Editra; a well-known editor which uses the wxPython framework.
wxPython has matured over the years, the documentation has also gotten better and a lot of experienced users can be found on the wxPython users list. That said users still stumble over various issues making their programs work. Books like this one will quickly find their way to the hands of wxPython users in need.
If you're a Perl programmer, or you need to work with some legacy logic and want to pull it into an modern web application framework then Catalyst is likely your best choice. This book is your best choice to learn all about it and more.
Django 1.1 Testing and Debugging covers all the essential tools for testing web applications, specifically Django apps. The topics covered are sometimes specific to Django but many are applicable to other web frameworks or straight Python code. Weighing in at about 400 pages, the book includes a balanced mix of discussion, code examples screenshots and stack traces. The book is targeted at web developers familiar with Python, Django and relational databases who are eager to learn more about testing and debugging. The author's writing style is relaxed yet not full of the smarmy jokes found in some technical books. She does a find job of explaining the concepts covered in the book. It should be considered required reading for perfectionists with deadlines.
This book could as aptly be titled "Expert Python Development" with a subtitle along the lines of "Stakes in the Ground". The book's subtitle is "Best practices for designing, coding, and distributing your Python software." The stakes in the ground are the most widely accepted tools and techniques, with discussions backed up with references to related PEPs.