[IPython-User] pythonnet and IPython

John Burkhart jfburkhart.reg@gmail....
Tue Nov 6 10:02:23 CST 2012

Thank you both. Given the situation, may I take this 'OT' briefly and just
ask opinions...

Is it at all common, or at least not so unique, to be forced to build your
own Python, and is it something that would be reliable in a operational

What it sounds like this is going to require is that I build Python, numpy,
pyreadline, etc., etc. all from scratch using VS2012 if that is what we use
for our operational deployment of our .NET tools. Any experience or
opinions on this?


On Tue, Nov 6, 2012 at 2:28 PM, Paul Moore <p.f.moore@gmail.com> wrote:

> On 6 November 2012 13:10, Thomas Kluyver <takowl@gmail.com> wrote:
>> On 6 November 2012 12:58, John Burkhart <jfburkhart.reg@gmail.com> wrote:
>>> I think the problem may be related to the version of Visual Studio I am
>>> using to build python.NET. For the test case, I used VS2008Express.
>>> However, in production, I have to use VS2012 and target the .NET 4
>>> assemblies.
>> Python 2.7 is built with VS2008, and I know the versions of MSVCRT
>> correspond to VS versions. So I think you've found the problem. I'm not
>> sure what you can do about it, though. Hopefully some of our Windows users
>> will be able to help you.
>> You have indeed found the issue. Python extensions must be built with the
> same C compiler as Python itself. If you have to use VS2012 for your
> extension, I think you'll be forced to build your own Python as well.
> You may be able to find a way round this, but that's the "official"
> advice, I believe, and CRT interoperability is not something I know enough
> about to go against the advice of the experts.
> Paul
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