[Numpy-discussion] Scipy dot
Thu Nov 8 11:29:19 CST 2012
On Thu, Nov 8, 2012 at 7:06 AM, David Cournapeau <email@example.com> wrote:
> On Thu, Nov 8, 2012 at 12:12 PM, Dag Sverre Seljebotn
> <firstname.lastname@example.org> wrote:
> > On 11/08/2012 01:07 PM, Gael Varoquaux wrote:
> >> On Thu, Nov 08, 2012 at 11:28:21AM +0000, Nathaniel Smith wrote:
> >>> I think everyone would be very happy to see numpy.dot modified to do
> >>> this automatically. But adding a scipy.dot IMHO would be fixing things
> >>> in the wrong place and just create extra confusion.
> >> I am not sure I agree: numpy is often compiled without lapack support,
> >> it is not necessary. On the other hand scipy is always compiled with
> >> lapack. Thus this makes more sens in scipy.
> > Well, numpy.dot already contains multiple fallback cases for when it is
> > compiled with BLAS and not. So I'm +1 on just making this an improvement
> > on numpy.dot. I don't think there's a time when you would not want to
> > use this (provided the output order issue is fixed), and it doesn't make
> > sense to not have old codes take advantage of the speed improvement.
> Indeed, there is no reason not to make this available in NumPy.
> Nicolas, can you prepare a patch for numpy ?
+1, I agree, this should be a fix in numpy, not scipy.
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