[pypy-dev] ufuncapi branch

[Maciej Fijalkowski]

I would say "go ahead". Do you want someone to review it a bit?

Cheers,
fijal

On Sun, Dec 28, 2014 at 10:48 PM, Matti Picus <matti.picus at gmail.com> wrote:
> I have been plugging away at getting linalg support working via the ufunc
> capi in cpyext.
> It turns out that the branch can actually run much of linalg, and does not
> crash pypy.
> The ufunc api is a very convoluted, it uses a function-selection mechanism
> based on dtypes, and function interface specification via signatures. I am
> sure I have not covered all the corners with the tests that exist in
> micronumpy, and the numpy tests seem very minimal as well, but it seems to
> work as advertised.
> Currently numpy's linalg uses the cpyext interface, my next step should be
> to use cffi instead via the extended frompyfunc() interface that supports
> most of the ufunc capi arguments, this work will happen in the cffi-linalg
> branch of pypy/numpy.
> I would like to merge the ufuncapi branch of pypy to default, that would
> make work on the pypy/numpy repo easier. Are there objections and/or does
> anyone know of a wider suite of tests of ufuncs?
>
> Matti
>
> Note that we now have a solution for getting non-ui matplotlib plots:
> - translate the pypy ufuncapi branch
> - set it up in a virtualenv
> - install the cffi-linalg branch of pypy/numpy
> - install github.com/mattip/matplotlib
>
> This is sufficient to run the python-benchmarks repo from
> https://github.com/numfocus/python-benchmarks
>
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