[Numpy-discussion] Forcing the use of unoptimized blas/lapack even when atlas is present

[Nils Wagner]

Robert Kern wrote:
> David Cournapeau wrote:
>   
>> Hi there,
>>    
>>     I am developing a building tool to automatically build the whole 
>> numpy/scipy/matplotlib set from sources including dependencies, and one 
>> of the problem I got is to force which blas/lapack version to use when 
>> building numpy and scipy.
>>     I thought that doing a BLAS=blaslib LAPACK=lapacklib python 
>> setup.config was enough when build numpy, but numpy still wants to use 
>> atlas. I would like to avoid using site.cfg if possible, as I want to 
>> build everything automatically,
>>     
>
> Set ATLAS=0, I believe.
>
>   

 IIRC, export ATLAS=None should also work.

Nils