[SciPy-User] scipy.test() FAILED: Please help

cplusplusdeveloper at gmail.com cplusplusdeveloper at gmail.com
Sun Dec 18 20:55:49 EST 2011


scipy.test() failed miserably with 11 failures. Please help. Information
about my installation:

os.name = posix
sys.platform = linux2
sys.version = 2.6.5 (r265:79063, Jul 14 2010, 11:36:05) [GCC 4.4.4 20100630
(Red Hat 4.4.4-10)]
uname -a = Linux myhost  2.6.32-71.el6.x86_64 #1 SMP Wed Sep 1 01:33:01 EDT
2010 x86_64 x86_64 x86_64 GNU/Linux
numpy.version = 1.6.1
scipy.version = 0.10.0
ATLAS version = 3.9.51
LAPACK version = 3.2.1
CPU = Intel Xeon x5680 (Westmere EP) 3.33GHz


Some failures look like:

======================================================================
FAIL: test_arpack.test_symmetric_modes(True, <gen-symmetric>, 'f', 2, 'SA',
None, 0.5, <function aslinearoperator at 0x2415a28>, None, 'cayley')
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/nose/case.py", line 182, in runTest
    self.test(*self.arg)
  File
"/net/nwfs001/vol/vol2/PLL/project/zhang/opt/lib64/python2.6/site-packages/scipy/sparse/linalg/eigen/arpack/tests/test_arpack.py",
line 235, in eval_evec
    assert_allclose(LHS, RHS, rtol=rtol, atol=atol, err_msg=err)
  File
"/net/nwfs001/vol/vol2/PLL/project/zhang/opt/lib64/python2.6/site-packages/numpy/testing/utils.py",
line 1168, in assert_allclose
    verbose=verbose, header=header)
  File
"/net/nwfs001/vol/vol2/PLL/project/zhang/opt/lib64/python2.6/site-packages/numpy/testing/utils.py",
line 636, in assert_array_compare
    raise AssertionError(msg)
AssertionError:
Not equal to tolerance rtol=0.00178814, atol=0.000357628
error for eigsh:general, typ=f, which=SA, sigma=0.5,
mattype=aslinearoperator, OPpart=None, mode=cayley
(mismatch 100.0%)
 x: array([[ 0.4389545 ,  0.01935703],
       [ 0.26099187,  0.11053154],
       [ 0.37254444,  0.13223575],...
 y: array([[ 0.44009471,  0.01935698],
       [ 0.25523719,  0.1105317 ],
       [ 0.36819276,  0.13223571],...

----------------------------------------------------------------------

Thanks,
A C++ developer
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