Ironpython book?

[John Salerno]

Alex Martelli wrote:
> John Salerno <johnjsal at NOSPAMgmail.com> wrote:
>    ...
>> Just out of curiosity, is Python.NET a dead project?
> 
> AFAIK, it's a long-completed research project. I do not know of anybody
> planning to fork it to a new project, though that of course does not
> rule out that somebody might be planning to do so.

But is IronPython sort of the 'official' .NET implementation of Python 
though? I know there is a difference between the two, but I haven't 
heard about Python.NET in so long that I thought maybe it wasn't being 
developed/used anymore. IronPython seems to be the equivalent of Jython 
for .NET.