[SciPy-Dev] Win32 binaries for Python 3.3, 3.4?

[David Cournapeau]

On Wed, May 21, 2014 at 11:03 AM, Matthew Brett <matthew.brett at gmail.com>wrote:

> Hi,
>
> On Sat, May 17, 2014 at 7:43 AM, Ralf Gommers <ralf.gommers at gmail.com>
> wrote:
> >
> >
> >
> > On Fri, May 16, 2014 at 10:01 PM, Matthew Brett <matthew.brett at gmail.com
> >
> > wrote:
> >>
> >> Hi guys,
> >>
> >> Am I right in thinking we don't have binary installers for Pythons 3.3
> >> and 3.4 for Scipy 0.14.0?
> >
> >
> > You're right.
> >
> >>
> >> Is this because of the need for VS 10?  [1]
> >
> >
> > This is because my build environment (Wine on OS X) refuses to install
> > Python 3.3/3.4, and I have not yet switched to an alternative setup. I
> think
> > Julian built 3.3/3.4 installers on Linux, so it should still be possible
> > with Wine.
> >
> >> Are there plans for these guys?  Can I help?
> >
> >
> > If you'd be willing to fix this situation, that would be fantastic.
> There's
> > a plan on my todo list that says "fix this", but my todo list never
> seems to
> > get shorter......
>
> I built them on Windows, it was a bit ugly, notes here:
>
> https://github.com/numpy/numpy/wiki/building_scipy_superpack
>
> I tested them on a clean virtual machine.  The Python 3.4 test run
> found the same intermittent failure that Christoph found here:
>
> http://mail.scipy.org/pipermail/scipy-dev/2013-August/019118.html
>
> Error message:
>
> ======================================================================
> FAIL: test_windows.test_windowfunc_basics
> ----------------------------------------------------------------------
> Traceback (most recent call last):
>   File "C:\Python34\lib\site-packages\nose\case.py", line 198, in runTest
>     self.test(*self.arg)
>   File "C:\Python34\lib\site-packages\scipy\signal\tests\test_windows.py",
> line 100, in test_windowfunc_basics
>     assert_array_almost_equal(w1, w2)
>   File "C:\Python34\lib\site-packages\numpy\testing\utils.py", line
> 811, in assert_array_almost_equal
>     header=('Arrays are not almost equal to %d decimals' % decimal))
>   File "C:\Python34\lib\site-packages\numpy\testing\utils.py", line
> 644, in assert_array_compare
>     raise AssertionError(msg)
> AssertionError:
> Arrays are not almost equal to 6 decimals
>
> (mismatch 100.0%)
>  x: array([ 0.1892781 ,  1.        ,  0.30368426,  0.30368426,  0.06227148,
>         0.18297787,  0.30368426])
>  y: array([ 1.        ,  0.79697112,  0.51113591,  0.00201155,  0.28611295,
>         0.4936433 ,  0.00201155])
>
> It seems to fail in about 2/3 of runs.
>
> Is this benign?
>

Only if you don't use that function :)

I have seen that error myself when building packages @ Enthought, I never
took the time to track it down.


>
> Cheers,
>
> Matthew
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