My third Python book

Rapid GUI Programming with Python and QT: The Definitive Guide to PyQt Programming 

which is differed to prior two books that I bought, this book is brought to you that building GUI prototypes or full-fledged cross-platform GUI applications with native look-and-feel, PyQt 4 is your fastest, easiest, most powerful solution. So that's what I want. 

The examples are here.

Let's see Phil Thompson Talks About PyQt and PyQt in Wikipedia. 

Gotcha's: developing commercial software with PyQT vrs PySide