Python Tools for Visual Studio - Download: 1.1 Beta 1
Here is a question for you:
How will the new Python Tools allow further interaction with Revit via revitpythonshell?
EDIT - added links to buildz post with 2012 installers etc. Also embedded extra Youtube video.
Download some starter samples from here. (via buildz)
Link to the Google Project:
revitpythonshell - An IronPython plugin for Autodesk Revit Architecture 2010 - Google Project Hosting
Link to a revitpythonshell install guide:
Installing IronPython with Vasari (The Proving Ground)