Iron Python is a implementation of the Python language running under .NET Framework .
Iron Python is well integrated with the .NET Framework and all the necessary .NET Libraries are easily accessible to Python programmers
The Third and final version of the IronPython 2.7.1 ( Beta 3 ) was released yesterday .
The Current Version includes some bug fixes for Iron Python 2.7.1 Beta 2 as well as the inclusion of the ast,csv and unicodedata modules
Also note that the “IronPython Tools for Visual Studio are disabled by default.”
Iron Python 2.7.1 Beta 3 requires .NET Framework 4.0 and SIlverlight 4 .
Download IronPython 2.7.1 Beta3 from CodePlex site