That's great! I look forward to seeing that. Greg
On Wed, Jan 27, 2016 at 6:27 PM, Carl Kleffner <[email protected]> wrote: > In my timeplan the next mingwpy PR on numpy master is anticipated to take > place at the weekend, together with a build description. This PR is > targeted to build numpy with OpenBLAS. > > Carl > > 2016-01-27 16:01 GMT+01:00 Ralf Gommers <[email protected]>: > >> >> >> On Wed, Jan 27, 2016 at 3:51 PM, G Young <[email protected]> wrote: >> >>> I don't need it at this point. I'm just going through the exercise for >>> purposes of updating building from source on Windows. But that's good to >>> know though. Thanks! >>> >> >> That effort is much appreciated by the way. Updating the build info on >> all platforms on http://scipy.org/scipylib/building/index.html is a >> significant amount of work, and it has never been in a state one could call >> complete. So more contributions definitely welcome! >> >> Ralf >> >> >> >>> >>> Greg >>> >>> On Wed, Jan 27, 2016 at 2:48 PM, Ralf Gommers <[email protected]> >>> wrote: >>> >>>> >>>> >>>> On Wed, Jan 27, 2016 at 3:19 PM, G Young <[email protected]> wrote: >>>> >>>>> NumPy will "build" successfully, but then when I type "import numpy", >>>>> it cannot import the multiarray PYD file. >>>>> >>>>> I am using dependency walker, and that's how I know it's the >>>>> libopenblas.dll file that it's not linking to properly, hence my original >>>>> question. >>>>> >>>> >>>> The support for MingwPy in numpy.distutils had to be temporarily >>>> reverted (see https://github.com/numpy/numpy/pull/6536), because the >>>> patch caused other issues. So likely it just won't work out of the box now. >>>> If you need it, maybe you can reapply that reverted patch. But otherwise >>>> I'd wait a little bit; we'll sort out the MingwPy build in the near future. >>>> >>>> Ralf >>>> >>>> >>>> >>>>> Greg >>>>> >>>>> On Wed, Jan 27, 2016 at 1:58 PM, Michael Sarahan <[email protected]> >>>>> wrote: >>>>> >>>>>> When you say find/use, can you please clarify whether you have >>>>>> completed the compilation/linking successfully? I'm not clear on exactly >>>>>> when you're having problems. What is the error output? >>>>>> >>>>>> One very helpful tool in diagnosing dll problems is dependency >>>>>> walker: http://www.dependencywalker.com/ >>>>>> >>>>>> It may be that your openblas has a dependency that it can't load for >>>>>> some reason. Dependency walker works on .pyd files as well as .dll >>>>>> files. >>>>>> >>>>>> Hth, >>>>>> Michael >>>>>> >>>>>> On Wed, Jan 27, 2016, 07:40 G Young <[email protected]> wrote: >>>>>> >>>>>>> I do have my site.cfg file pointing to my library which contains a >>>>>>> .lib file along with the appropriate include_dirs parameter. However, >>>>>>> NumPy can't seem to find / use the DLL file no matter where I put it >>>>>>> (numpy/core, same directory as openblas.lib). By the way, I should >>>>>>> mention >>>>>>> that I am using a slightly dated version of OpenBLAS (0.2.9), but that >>>>>>> shouldn't have any effect I would imagine. >>>>>>> >>>>>>> Greg >>>>>>> >>>>>>> On Wed, Jan 27, 2016 at 1:14 PM, Michael Sarahan <[email protected] >>>>>>> > wrote: >>>>>>> >>>>>>>> I'm not sure about the mingw tool chain, but usually on windows at >>>>>>>> link time you need a .lib file, called the import library. The .dll is >>>>>>>> used at runtime, not at link time. This is different from *nix, where >>>>>>>> the >>>>>>>> .so serves both purposes. The link you posted mentions import files, >>>>>>>> so I >>>>>>>> hope this is helpful information. >>>>>>>> >>>>>>>> Best, >>>>>>>> Michael >>>>>>>> >>>>>>>> On Wed, Jan 27, 2016, 03:39 G Young <[email protected]> wrote: >>>>>>>> >>>>>>>>> Hello all, >>>>>>>>> >>>>>>>>> I'm trying to update the documentation for building Numpy from >>>>>>>>> source, and I've hit a brick wall in trying to build the library using >>>>>>>>> OpenBLAS because I can't seem to link the libopenblas.dll file. I >>>>>>>>> tried >>>>>>>>> following the suggestion of placing the DLL in numpy/core as suggested >>>>>>>>> here >>>>>>>>> <https://github.com/numpy/numpy/wiki/Mingw-static-toolchain#notes> but >>>>>>>>> it still doesn't pick it up. What am I doing wrong? >>>>>>>>> >>>>>>>>> Thanks, >>>>>>>>> >>>>>>>>> Greg >>>>>>>>> _______________________________________________ >>>>>>>>> NumPy-Discussion mailing list >>>>>>>>> [email protected] >>>>>>>>> https://mail.scipy.org/mailman/listinfo/numpy-discussion >>>>>>>>> >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> NumPy-Discussion mailing list >>>>>>>> [email protected] >>>>>>>> https://mail.scipy.org/mailman/listinfo/numpy-discussion >>>>>>>> >>>>>>>> >>>>>>> _______________________________________________ >>>>>>> NumPy-Discussion mailing list >>>>>>> [email protected] >>>>>>> https://mail.scipy.org/mailman/listinfo/numpy-discussion >>>>>>> >>>>>> >>>>>> _______________________________________________ >>>>>> NumPy-Discussion mailing list >>>>>> [email protected] >>>>>> https://mail.scipy.org/mailman/listinfo/numpy-discussion >>>>>> >>>>>> >>>>> >>>>> _______________________________________________ >>>>> NumPy-Discussion mailing list >>>>> [email protected] >>>>> https://mail.scipy.org/mailman/listinfo/numpy-discussion >>>>> >>>>> >>>> >>>> _______________________________________________ >>>> NumPy-Discussion mailing list >>>> [email protected] >>>> https://mail.scipy.org/mailman/listinfo/numpy-discussion >>>> >>>> >>> >>> _______________________________________________ >>> NumPy-Discussion mailing list >>> [email protected] >>> https://mail.scipy.org/mailman/listinfo/numpy-discussion >>> >>> >> >> _______________________________________________ >> NumPy-Discussion mailing list >> [email protected] >> https://mail.scipy.org/mailman/listinfo/numpy-discussion >> >> > > _______________________________________________ > NumPy-Discussion mailing list > [email protected] > https://mail.scipy.org/mailman/listinfo/numpy-discussion > >
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