2013 version is HERE:

Project Description

This a simple visual studio extension working with ptvs(http://pytools.codeplex.com/).

After Install this extension, the intellisense box will automatically show after you input a English character, just like c#.

OpenSource Project Link:

https://pyint.codeplex.com/

Implementation Detail

It's a simple editor extension listening text change event. It just simulate the key stroke ( Ctrl + J ) to show the intellisense box.