[Numpy-discussion] numpy tests errors and failures

Warren Weckesser warren.weckesser@gmail....
Tue Jun 4 12:51:48 CDT 2013


On Tue, Jun 4, 2013 at 7:52 AM, Warren Weckesser <warren.weckesser@gmail.com
> wrote:

>
> On Tue, Jun 4, 2013 at 1:20 AM, Tim Burgess <tim.burgess@noaa.gov> wrote:
>
>> On Sat, 2013-06-01 at 20:09 -0400, Warren Weckesser wrote:
>>
>>
>> > I'm using Ubuntu 12.04, so I suspect I won't be the only one who sees
>> > these.
>> >
>> gcc on 12.04 (precise) should be 4.6.3
>>
>
>> See
>>
>> http://packages.ubuntu.com/search?keywords=gcc&searchon=names&suite=precise&section=all
>>
>>
>
> Yes, that's what it is.   The python from the Anaconda package includes
> "[GCC 4.1.2 20080704 (Red Hat 4.1.2-52)] on linux2" in its banner, so I
> guess Anaconda is built with an even older gcc.
>
> If I build python myself (with ubuntu's gcc 4.6.3), I get the same failure
> and two errors that I originally reported.  In this case, I used python
> 3.3.1:
>
> $ python3 -c "import numpy as np; np.test('full')"
>
> Running unit tests for numpy
> NumPy version 1.8.0.dev-e9e490a
> NumPy is installed in
> /home/warren/local_numpy/lib/python3.3/site-packages/numpy
> Python version 3.3.1 (default, Apr 13 2013, 13:42:07) [GCC 4.6.3]
> nose version 1.2.1
>
> <snip>
>
> ======================================================================
> ERROR: test_numeric.TestIsclose.test_ip_isclose_allclose([1e-08, 1,
> 1000020.0000000099], [0, nan, 1000000.0])
> ----------------------------------------------------------------------
> Traceback (most recent call last):
>   File
> "/home/warren/local_py331/lib/python3.3/site-packages/nose-1.2.1-py3.3.egg/nose/case.py",
> line 198, in runTest
>     self.test(*self.arg)
>   File
> "/home/warren/local_numpy/lib/python3.3/site-packages/numpy/core/tests/test_numeric.py",
> line 1253, in tst_isclose_allclose
>
>     assert_array_equal(isclose(x, y).all(), allclose(x, y), msg % (x, y))
>   File
> "/home/warren/local_numpy/lib/python3.3/site-packages/numpy/core/numeric.py",
> line 2008, in allclose
>
>     return all(less_equal(abs(x-y), atol + rtol * abs(y)))
> RuntimeWarning: invalid value encountered in absolute
>
> ======================================================================
> ERROR: test_numeric.TestIsclose.test_ip_isclose_allclose(nan, [nan, nan,
> nan])
> ----------------------------------------------------------------------
> Traceback (most recent call last):
>   File
> "/home/warren/local_py331/lib/python3.3/site-packages/nose-1.2.1-py3.3.egg/nose/case.py",
> line 198, in runTest
>     self.test(*self.arg)
>   File
> "/home/warren/local_numpy/lib/python3.3/site-packages/numpy/core/tests/test_numeric.py",
> line 1253, in tst_isclose_allclose
>
>     assert_array_equal(isclose(x, y).all(), allclose(x, y), msg % (x, y))
>   File
> "/home/warren/local_numpy/lib/python3.3/site-packages/numpy/core/numeric.py",
> line 2008, in allclose
>
>     return all(less_equal(abs(x-y), atol + rtol * abs(y)))
> RuntimeWarning: invalid value encountered in absolute
>
> ======================================================================
> FAIL: Test numpy dot with different order C, F
> ----------------------------------------------------------------------
> Traceback (most recent call last):
>   File
> "/home/warren/local_py331/lib/python3.3/site-packages/nose-1.2.1-py3.3.egg/nose/case.py",
> line 198, in runTest
>     self.test(*self.arg)
>   File
> "/home/warren/local_numpy/lib/python3.3/site-packages/numpy/core/tests/test_blasdot.py",
> line 114, in test_dot_array_order
>     assert_almost_equal(a.dot(a), a.T.dot(a.T).T, decimal=30)
>   File
> "/home/warren/local_numpy/lib/python3.3/site-packages/numpy/testing/utils.py",
> line 458, in assert_almost_equal
>
>     return assert_array_almost_equal(actual, desired, decimal, err_msg)
>   File
> "/home/warren/local_numpy/lib/python3.3/site-packages/numpy/testing/utils.py",
> line 819, in assert_array_almost_equal
>
>     header=('Arrays are not almost equal to %d decimals' % decimal))
>   File
> "/home/warren/local_numpy/lib/python3.3/site-packages/numpy/testing/utils.py",
> line 652, in assert_array_compare
>
>     raise AssertionError(msg)
> AssertionError:
> Arrays are not almost equal to 30 decimals
>
> (mismatch 10.0%)
>  x: array([[ 0.60970883,  1.6909554 , -1.0885194 , -1.82058004,
> -3.95746616,
>          1.52435604, -0.59853062, -3.72278631,  3.82375941,  5.51367039],
>        [-3.58154905, -2.0623123 , -0.06567267,  1.47373436,  2.60687462,...
>  y: array([[ 0.60970883,  1.6909554 , -1.0885194 , -1.82058004,
> -3.95746616,
>          1.52435604, -0.59853062, -3.72278631,  3.82375941,  5.51367039],
>        [-3.58154905, -2.0623123 , -0.06567267,  1.47373436,  2.60687462,...
>
> ----------------------------------------------------------------------
> Ran 5150 tests in 33.772s
>
> FAILED (KNOWNFAIL=6, SKIP=18, errors=2, failures=1)
>
>
> Warren
>
>

I created an issue for this:  https://github.com/numpy/numpy/issues/3399

Warren



>
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