[Numpy-discussion] numpy failure under Windows Vista 64 bit

Bruce Southey bsouthey@gmail....
Wed May 20 08:42:21 CDT 2009


Klaus Nökel wrote:
> David,
>
>   
>> Klaus Noekel wrote:
>>     
>>> I doubt that the DLL was not physically present and rather suspect a 
>>> dependency on some other DLL that was missing. The INSTALL.TXT 
>>> unfortunately was not helpful. Can anybody please explain what other 
>>> dependencies exist? Anything else I need to install?
>>>   
>>>       
>> This exact problem is specific to IDLE - I don't know what triggers it.
>> Today, the best solution for a 64 bits numpy on windows is to built it
>> yourself with MS compilers - the distributed one is built with mingw
>> compilers, and there still seems to be some stability problems with
>> those. Unfortunately, as the mingw debugger does not work either on 64
>> bits archs, finding the problem is quite hard.
>>
>>     
>
> I don't believe that the problem is specific to IDLE. Python also crashes when I put nothing but "import numpy" in a file and execute it with python.exe. 
>
> Regarding the note on building numpy myself: the discussion in this forum scared me a little, because of the challenge to build LAPACK with a compatible Fortran compiler etc. That and the fact that I do not have MSVC 2008 (only 2005) keeps me from trying it. Any chance that a MS-based installer will materialize soon? Or are there any mingw-specific runtime libraries that I need to install so that the mingw-based numpy works?
>
> Thanks for your help!
> Klaus Noekel
>
>
>
>   
Hi,
I also see this.
What version of Python specific of Python are you using?
I got the same with Python 2.6.1 so perhaps I need to downgrade to 
Python 2.6.0?

Bruce


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