[SciPy-user] FFTPack problems on OSX

Rob Managan managan at llnl.gov
Mon Nov 28 12:11:28 CST 2005


After updating to the latest svn sources (core revision 1534, scipy 
revision 1460) I am getting failures in the fftpack section (10 in 
all). Is anyone else seeing this?

The first failure reported is given here.

FAIL: check_definition (scipy.fftpack.pseudo_diffs.test_pseudo_diffs.test_diff)
----------------------------------------------------------------------
Traceback (most recent call last):
   File 
"/Users/managan/Documents/local/lib/python2.4/site-packages/scipy/fftpack/tests/test_pseudo_diffs.py", 
line 89, in check_definition
     assert_array_almost_equal(diff(sin(x),2),direct_diff(sin(x),2))
   File 
"/Users/managan/Documents/local/lib/python2.4/site-packages/scipy/test/testing.py", 
line 758, in assert_array_almost_equal
     assert cond,\
AssertionError:
Arrays are not almost equal (mismatch 87.5%):
         Array 1: [ -6.3519652e-15  -3.8268343e-01  -7.0710678e-01 
-9.2387953e-01
   -1.0000000e+00  -9.2387953e-01  -7.0710678e-01  -3.82...
         Array 2: [ -7.3854931e-15   6.5259351e-15  -2.4942634e-15 
-7.5636114e-17
    1.4745663e-15  -1.9133685e-15   2.2804788e-16   8.70...

-- 
*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-
Rob Managan               email managan at llnl.gov
LLNL                      phone: 925-423-0903
P.O. Box 808, L-095       FAX:   925-422-3389
Livermore, CA  94551-0808



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