[SciPy-Dev] segfault on python 3 - Gohlke binaries

josef.pktd at gmail.com josef.pktd at gmail.com
Sun Jan 27 10:02:45 EST 2013


On Sat, Jan 26, 2013 at 1:20 PM,  <josef.pktd at gmail.com> wrote:
> On Sat, Jan 26, 2013 at 12:55 PM, Christoph Gohlke <cgohlke at uci.edu> wrote:
>> On 1/26/2013 9:52 AM, josef.pktd at gmail.com wrote:
>>> On Sat, Jan 26, 2013 at 12:10 PM, Ralf Gommers <ralf.gommers at gmail.com> wrote:
>>>>
>>>>
>>>>
>>>> On Sat, Jan 26, 2013 at 5:59 PM, <josef.pktd at gmail.com> wrote:
>>>>>
>>>>> I just tried to install a new python 3.3 on Windows 7
>>>>>
>>>>> python-3.3.0.amd64.msi
>>>>> numpy-MKL-1.7.0rc1.win-amd64-py3.3.exe
>>>>> scipy-0.12.0.dev.win-amd64-py3.3.exe
>>>>>
>>>>> installers ran without problems
>>>>> (aside: I also have the 32bit version of python installed in a
>>>>> different directory from the 64 bit version)
>>>>>
>>>>> numpy.test() ends without errors and failures
>>>>>
>>>>> scipy.test(verbose=3) ends with a segfault at
>>>>>
>>>>> Compare dsbevx eigenvalues and eigenvectors ...
>>>>> <segfault>
>>>>>
>>>>> I'm just a "consumer" of binaries, and have no idea.
>>>>
>>>>
>>>> Fixed by https://github.com/scipy/scipy/pull/404 (merged yesterday
>>>
>>> Very good, and thanks to Pauli and you for the maintenance work.
>>>
>>> Josef
>>>
>>
>> I just uploaded new binaries.
>
> Thanks you for the fast response and all your support of Windows users.
>
> scipy test suite runs without failures or errors (both short
> scipy.test() and long nosetests scipy)
>
> However there are again many warnings printed out during the test run
>
> For example several
> "ComplexWarning: Casting complex values to real discards the imaginary part"
> in scipy.sparse, besides the zero division and similar floating point errors.

Just to finish up the testing

I also installed the 32bit version of python, numpy and scipy (on
64bit Windows 7)
(Gohlke binaries of yesterday.)

running the full scipy tests, I get one failure
(the 17 errors are just known fails, reported because I ran nosetests
on the command line)

======================================================================
FAIL: test_decomp.TestEig.test_singular
----------------------------------------------------------------------
Traceback (most recent call last):
  File "C:\Programs\Python33\lib\site-packages\nose\case.py", line
198, in runTest
    self.test(*self.arg)
  File "C:\Programs\Python33\lib\site-packages\scipy\linalg\tests\test_decomp.py",
line 210, in test_singular
    self._check_gen_eig(A, B)
  File "C:\Programs\Python33\lib\site-packages\scipy\linalg\tests\test_decomp.py",
line 197, in _check_gen_eig
    err_msg=msg)
  File "C:\Programs\Python33\lib\site-packages\numpy\testing\utils.py",
line 812, in assert_array_almost_equal
    header=('Arrays are not almost equal to %d decimals' % decimal))
  File "C:\Programs\Python33\lib\site-packages\numpy\testing\utils.py",
line 645, in assert_array_compare
    raise AssertionError(msg)
AssertionError:
Arrays are not almost equal to 6 decimals

array([[22, 34, 31, 31, 17],
       [45, 45, 42, 19, 29],
       [39, 47, 49, 26, 34],
       [27, 31, 26, 21, 15],
       [38, 44, 44, 24, 30]])
array([[13, 26, 25, 17, 24],
       [31, 46, 40, 26, 37],
       [26, 40, 19, 25, 25],
       [16, 25, 27, 14, 23],
       [24, 35, 18, 21, 22]])
(mismatch 50.0%)
 x: array([ -1.32014829e-08+0.j,   1.32014809e-08+0.j,   1.33224503e+00+0.j,
         2.00000000e+00+0.j])
 y: array([ -5.90370943e-01+0.j,  -1.54128768e-07+0.j,   1.54128748e-07+0.j,
         2.00000000e+00+0.j])

----------------------------------------------------------------------
Ran 6063 tests in 383.527s

FAILED (SKIP=34, errors=17, failures=1)

>
> Josef
>
>>
>> Christoph
>>
>>
>>>>
>>>> Ralf
>>>>
>>>>
>>>> _______________________________________________
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>>>>
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>>>
>>>
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