[Numpy-discussion] numpy.test() failure

Ralf Gommers ralf.gommers@googlemail....
Wed Sep 14 15:50:22 CDT 2011


On Wed, Sep 14, 2011 at 10:45 PM, Samuel John <scipy@samueljohn.de> wrote:

> Hi Nils,
>
> which version of numpy, which os?
>

Latest master. Due to https://github.com/numpy/numpy/commit/af22fc43

Travis, did you run the test suite? arange is used but not imported.

Ralf



> I can infer that you use python 2.6 in 64bit, right?
>
> Right after the beginning of the numpy.test() are some crucial information.
>
> bests
>  Samuel
>
> On 14.09.2011, at 22:09, Nils Wagner wrote:
>
> > ERROR: test_polyfit (test_polynomial.TestDocs)
> > ----------------------------------------------------------------------
> > Traceback (most recent call last):
> >   File
> >
> "/home/nwagner/local/lib64/python2.6/site-packages/numpy/lib/tests/test_polynomial.py",
> > line 106, in test_polyfit
> >     weights = arange(8,1,-1)**2/7.0
> > NameError: global name 'arange' is not defined
> >
> > ======================================================================
> > FAIL: Tests polyfit
> > ----------------------------------------------------------------------
> > Traceback (most recent call last):
> >   File
> >
> "/home/nwagner/local/lib64/python2.6/site-packages/numpy/ma/tests/test_extras.py",
> > line 622, in test_polyfit
> >     assert_almost_equal(a, a_)
> >   File
> >
> "/home/nwagner/local/lib64/python2.6/site-packages/numpy/ma/testutils.py",
> > line 155, in assert_almost_equal
> >     err_msg=err_msg, verbose=verbose)
> >   File
> >
> "/home/nwagner/local/lib64/python2.6/site-packages/numpy/ma/testutils.py",
> > line 221, in assert_array_almost_equal
> >     header='Arrays are not almost equal')
> >   File
> >
> "/home/nwagner/local/lib64/python2.6/site-packages/numpy/ma/testutils.py",
> > line 186, in assert_array_compare
> >     verbose=verbose, header=header)
> >   File
> >
> "/home/nwagner/local/lib64/python2.6/site-packages/numpy/testing/utils.py",
> > line 677, in assert_array_compare
> >     raise AssertionError(msg)
> > AssertionError:
> > Arrays are not almost equal
> >
> > (mismatch 100.0%)
> >  x: array([ 4.25134878,  1.14131297,  0.20519666,
> > 0.01701   ])
> >  y: array([ 1.9345248 ,  0.49711011,  0.10202554,
> > 0.00928034])
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