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Re: RFC: building numpy against OpenBLAS.


From: Mark H Weaver
Subject: Re: RFC: building numpy against OpenBLAS.
Date: Fri, 05 Jun 2015 09:54:24 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux)

Ricardo Wurmus <address@hidden> writes:

> Ricardo Wurmus writes:
>
>> python-numpy currently depends on Atlas, which means that it cannot be
>> substituted with a binary built elsewhere.  OpenBLAS is an alternative
>> to Atlas and the binary can be used on all supported CPUs at runtime.
>> This makes it possible for us to make numpy substitutable.
>>
>> We currently do not have a working OpenBLAS on MIPS, so the attached
>> patch selects OpenBLAS as an input only when not on MIPS.  Some
>> additional configuration happens only unless "atlas" is among the
>> inputs.
>
> If there are no objections I'd like to go ahead and push this patch to
> build numpy with OpenBLAS.  From the comments I gather that it's not as
> controversial a change as I suspected.

I think we should go ahead and switch to OpenBLAS on _all_ platforms,
not just on MIPS.  Were there any objections to that?  If not, I'd
advocate just doing it.

     Thanks!
       Mark



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