[Numpy-discussion] Proposal - change to OpenBLAS for Windows wheels

[Ralf Gommers]

On Tue, Sep 26, 2017 at 6:48 AM, Nathaniel Smith <njs at pobox.com> wrote:

> Makes sense to me.
>
> On Sep 25, 2017 05:54, "Matthew Brett" <matthew.brett at gmail.com> wrote:
>
>> Hi,
>>
>> I suggest we switch from ATLAS to OpenBLAS for our Windows wheels:
>>
>> * OpenBLAS is much faster, at least when Tony Kelman tested it last year
>> [1];
>> * We now have an automated Appveyor build for OpenBLAS [2, 3];
>> * Tests are passing with 32-bit and 64-bit wheels [4];
>> * The next Scipy release will have OpenBLAS wheels;
>>
>> Any objections / questions / alternatives?
>>
>
+1

Ralf


>> Cheers,
>>
>> Matthew
>>
>> [1] https://github.com/numpy/numpy/issues/5479#issuecomment-185033668
>> [2] https://github.com/matthew-brett/build-openblas
>> [3] https://ci.appveyor.com/project/matthew-brett/build-openblas
>> [4] https://ci.appveyor.com/project/matthew-brett/numpy-wheels/
>> build/1.0.50
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