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

Nils Wagner nwagner@iam.uni-stuttgart...
Mon Feb 19 10:09:51 CST 2007

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.


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