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

[Robert Kern]

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.

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless enigma
 that is made terrible by our own mad attempt to interpret it as though it had
 an underlying truth."
  -- Umberto Eco