[Numpy-discussion] Windows, blas, atlas and dlls

V. Armando Sole sole@esrf...
Mon Feb 18 15:29:52 CST 2013



On 18.02.2013 21:23, Pauli Virtanen wrote:
> 18.02.2013 20:41, Dag Sverre Seljebotn kirjoitti:
> [clip]
>> I think there should be a new project, pylapack or similar, for 
>> this,
>> outside of NumPy and SciPy. NumPy and SciPy could try to import it, 
>> and
>> if found, fetch a function pointer table. (If not found, just stay 
>> with
>> what has been working for a decade.)
>>
>> The main motivation would be to decouple building NumPy from linking
>> with BLAS and have that all happen at run-time. But a Cython 
>> interface
>> would follow naturally too.
>
> The main motivation for sticking it into Scipy would be a bit 
> different
> --- since the build and distribution infra is in place for Scipy,
> putting it in scipy.linalg makes it more easily available for a 
> larger
> number of people than some random 3-rd party module.
>
> We already ship low-level f2py bindings, so I don't see a reason for 
> not
> shipping Cython ones too.

I find Dag's approach more appealing.

SciPy can be problematic (windows 64-bit) and if one could offer access 
to the linear algebra functions without needing SciPy I would certainly 
prefer it.

Armando


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