I tried following link to write my first Python GUI app:
Setting up IDE and creating a cross platform Qt Python GUI application
I configured the settings exactly as shown in the screenshots, and just pasted that example given over there, but it is giving error. It is not able to find QtGui in PyQt4 folder. The only difference is that I am using Aptana Studio 3 Beta with PyDev plugin instead of Eclipse.
The screenshot of my development environment is here:
