[Numpy-discussion] ANN: NumPy 1.2.0

[Robert Kern]

On Mon, Sep 29, 2008 at 12:05, Charles R Harris
<charlesr.harris at gmail.com> wrote:
>
>
> On Mon, Sep 29, 2008 at 2:00 AM, Matthieu Brucher
> <matthieu.brucher at gmail.com> wrote:
>>
>> I've tested the latest Numpy on a RHEL 4, and I got this result :
>>
>> Running unit tests for numpy
>> NumPy version 1.2.0
>> NumPy is installed in /.../BRUCHER/local/lib/python2.5/site-packages/numpy
>> Python version 2.5.2 (r252:60911, Sep 29 2008, 09:47:20) [GCC Intel(R)
>> C++ gcc 3.4 mode]
>> nose version 0.10.3
>>
>> ...........................................................................................................................................................................................................................................................................................................................................................................................................................................FFF.............K..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
>>
>>  ..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ctypes
>> is not available on this python: skipping the test (import error was:
>> ctypes is not available.)
>> .No distutils available, skipping test.
>> .....
>> ======================================================================
>> FAIL: test_umath.TestComplexFunctions.test_branch_cuts(<ufunc 'log'>,
>> -0.5, 1j, 1, -1, True)
>> ----------------------------------------------------------------------
>> Traceback (most recent call last):
>>  File
>> "/data/pau112/INNO/BRUCHER/local/lib/python2.5/site-packages/nose/case.py",
>> line 182, in runTest
>>    self.test(*self.arg)
>>  File
>> "/data/pau112/INNO/BRUCHER/local/lib/python2.5/site-packages/numpy/core/tests/test_umath.py",
>> line 333, in _check_branch_cut
>>    assert np.all(np.absolute(y0.imag - ym.imag*im_sign) < atol), (y0, ym)
>> AssertionError: (array([-0.69314718+3.14159265j]),
>> array([-0.69314718+3.14159265j]))
>>
>> ======================================================================
>> FAIL: test_umath.TestComplexFunctions.test_branch_cuts(<ufunc
>> 'log10'>, -0.5, 1j, 1, -1, True)
>> ----------------------------------------------------------------------
>> Traceback (most recent call last):
>>  File
>> "/data/pau112/INNO/BRUCHER/local/lib/python2.5/site-packages/nose/case.py",
>> line 182, in runTest
>>    self.test(*self.arg)
>>  File
>> "/data/pau112/INNO/BRUCHER/local/lib/python2.5/site-packages/numpy/core/tests/test_umath.py",
>> line 333, in _check_branch_cut
>>    assert np.all(np.absolute(y0.imag - ym.imag*im_sign) < atol), (y0, ym)
>> AssertionError: (array([-0.30103+1.36437635j]),
>> array([-0.30103+1.36437635j]))
>>
>> ======================================================================
>> FAIL: test_umath.TestComplexFunctions.test_branch_cuts(<ufunc
>> 'log1p'>, -1.5, 1j, 1, -1, True)
>> ----------------------------------------------------------------------
>> Traceback (most recent call last):
>>  File
>> "/data/pau112/INNO/BRUCHER/local/lib/python2.5/site-packages/nose/case.py",
>> line 182, in runTest
>>    self.test(*self.arg)
>>  File
>> "/data/pau112/INNO/BRUCHER/local/lib/python2.5/site-packages/numpy/core/tests/test_umath.py",
>> line 333, in _check_branch_cut
>>    assert np.all(np.absolute(y0.imag - ym.imag*im_sign) < atol), (y0, ym)
>> AssertionError: (array([-0.69314718+3.14159265j]),
>> array([-0.69314718+3.14159265j]))
>
> Using assert for this sort of thing is a bug, assert goes away with the -OO
> options. This needs to be fixed.

These asserts are in tests. That is exactly where we are supposed to use them.

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless
enigma that is made terrible by our own mad attempt to interpret it as
though it had an underlying truth."
  -- Umberto Eco