[Numpy-discussion] site.cfg: Custom BLAS / LAPACK configuration

[David Cournapeau]

On Fri, Dec 7, 2012 at 7:58 PM, Dag Sverre Seljebotn
<d.s.seljebotn at astro.uio.no> wrote:
> One way of fixing this I'm sort of itching to do is to create a
> "pylapack" project which can iterate quickly on these build issues,
> run-time selection of LAPACK backend and so on. (With some templates
> generating some Cython code it shouldn't be more than a few days for an
> MVP.)
>
> Then patch NumPy to attempt to import pylapack (and if it's there, get a
> table of function pointers from it).
>
> The idea would be that powerusers could more easily build pylapack the
> way they wanted, in isolation, and then have other things switch to that
> without a rebuild (note again that it would need to export a table of
> function pointers).
>
> But I'm itching to do too many things, we'll see.

It would be hard to support in a cross platform way I think (windows
being the elephant in the room). I would be more than happy to be
proven wrong, though :)

cheers,
David