[SciPy-user] scipy.test problem

Nils Wagner nwagner at mecha.uni-stuttgart.de
Wed Mar 15 01:55:37 CST 2006


Brett Olivier wrote:
> Hi 
>
> I've built Scipy/numpy on an Intel P4 based 64bit system and only get one test 
> failure (different from yours though).
>
> Build environment :
> SVN scipy version: '0.4.7.1677'
> SVN numpy version: '0.9.6.2226'
> with ATLAS 3.7.11/LAPACK built with GCC 3.4.3
>
> Perhaps you should try with the latest SVN versions of scipy/numpy and see 
> what you get?
>
> Brett
>
> ======================================================================
> FAIL: W.II.A.0. Print ROUND with only one digit.
> ----------------------------------------------------------------------
> Traceback (most recent call last):
>   File "/usr/lib64/python2.4/site-packages/scipy/stats/tests/test_stats.py", 
> line 85, in check_rounding0
>     assert_equal(y,i+1)
>   File "/usr/lib64/python2.4/site-packages/numpy/testing/utils.py", line 128, 
> in assert_equal
>     assert desired == actual, msg
> AssertionError:
> Items are not equal:
> DESIRED: 1
> ACTUAL: 0.0
>
> ----------------------------------------------------------------------
> Ran 1123 tests in 43.839s
>
>   
I've built scipy/numpy on an AMD based 64bit system. I can reproduce the
error reported
by Tim.

>>> scipy.__version__
'0.4.7.1707'
>>> numpy.__version__
'0.9.7.2243'

======================================================================
FAIL: check_lu (scipy.linalg.tests.test_decomp.test_lu_solve)
----------------------------------------------------------------------
Traceback (most recent call last):
  File
"/usr/lib64/python2.4/site-packages/scipy/linalg/tests/test_decomp.py",
line 138, in check_lu
    assert_array_equal(x1,x2)
  File "/usr/lib64/python2.4/site-packages/numpy/testing/utils.py", line
204, in assert_array_equal
    assert cond,\
AssertionError:
Arrays are not equal (mismatch 100.0%):
        Array 1: [-0.2788866064997962  3.5000435636821954 
0.2273024982361812
 -0.4566513297109564  2.1391760680488212 -0.132995040912662...
        Array 2: [ 0.1037139891362202 -0.6723715892452233 
0.1226811680403352
 -0.3152497111751822 -0.1347991093520258 -0.711241441748883...


----------------------------------------------------------------------
Ran 1109 tests in 1.909s

FAILED (failures=1)

Nils

> On Tuesday 14 March 2006 12:43, Matthew Brett wrote:
>   
>> Hi,
>>
>>     
>>>> I work on a dual processor Xeon box, and try to install scipy. After
>>>> various unsuccessful attempts, I now compiled BLAS, LAPACK ATLAS and
>>>> FFTW3.1 from scratch, then installed numpy-0.9.5 and then installed
>>>> scipy-0.4.6 under python 2.4.2. The installation went fine but after
>>>>
>>>> import scipy
>>>> scipy.test(level=1)
>>>>
>>>> I get the following error message:
>>>>
>>>> ======================================================================
>>>> FAIL: check_simple (scipy.linalg.decomp.test_decomp.test_eig)
>>>> ----------------------------------------------------------------------
>>>>         
>> Sorry to press the team - but
>>
>> a) Has anyone got this test to pass on an Intel 64bit system?  If so,
>> would they mind forwarding the details of their setup?
>> b) Any suggestions of where to start in debugging the problem?
>>
>> The following replicates the errors Hanno and I are getting:
>>
>> python -c 'import scipy.linalg ; scipy.linalg.test()'
>>
>> Thanks a lot,
>>
>> Matthew
>>
>> _______________________________________________
>> SciPy-user mailing list
>> SciPy-user at scipy.net
>> http://www.scipy.net/mailman/listinfo/scipy-user
>>     
>
>   



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