[Numpy-discussion] Best way to insert C code in numpy code

Xavier Gnata xavier.gnata@gmail....
Mon Sep 21 13:55:00 CDT 2009


David Cournapeau wrote:
> Xavier Gnata wrote:
>   
>> Hi,
>>
>> I have a large 2D numpy array as input and a 1D array as output.
>> In between, I would like to use C code.
>> C is requirement because it has to be fast and because the algorithm 
>> cannot be written in a numpy oriented way :( (no way...really).
>>
>> Which tool should I use to achieve that?  waeve.inline? pyrex? What is 
>> the baseline?
>>   
>>     
>
> That's only a data point, but I almost always use cython in those cases,
> unless I need 'very advanced' features of the C API in which case I just
> do it manually.
>
> cheers,
>
> David
>   
Ok :)
Should I read that to learn you cython and numpy interact?
Or is there another best documentation (with examples...)?

Xavier


http://wiki.cython.org/tutorials/numpy


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