[Numpy-discussion] NumPy 1.5.1 on RedHat 5.5

[David Brodbeck]

On Tue, Nov 30, 2010 at 9:38 AM, David Brodbeck <brodbd at uw.edu> wrote:
> On Mon, Nov 29, 2010 at 9:08 PM, David <david at silveregg.co.jp> wrote:
>> the *.so.N.M are enough for binaries, but you need the *.so to link
>> against a library. Those are generally provided in the -devel RPMS on RH
>> distributions,
>
> Ah, right. Thank you for filling in that missing piece of information
> for me.  I'll see if I can find development RPMs.
>
> I could have sworn I got this to build once before, too.  I should
> have taken notes.

Turns out there is no atlas-devel package, so I changed tactics and
installed blas, blas-devel, lapack, and lapack-devel, instead.  This
was enough to get both NumPy and SciPy built. However, now SciPy is
segfaulting when I try to run the test suite:

brodbd at patas:~$ python2.5
Python 2.5.5 (r255:77872, May 17 2010, 14:07:05)
[GCC 4.1.2 20080704 (Red Hat 4.1.2-46)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import scipy;
>>> scipy.test();
Running unit tests for scipy
NumPy version 1.5.1
NumPy is installed in /opt/python-2.5/lib/python2.5/site-packages/numpy
SciPy version 0.8.0
SciPy is installed in /opt/python-2.5/lib/python2.5/site-packages/scipy
Python version 2.5.5 (r255:77872, May 17 2010, 14:07:05) [GCC 4.1.2
20080704 (Red Hat 4.1.2-46)]
nose version 0.11.2
................................................................................................................................................................................/opt/python-2.5/lib/python2.5/site-packages/scipy/fftpack/tests/test_basic.py:404:
ComplexWarning: Casting complex values to real discards the imaginary
part
  y1 = fftn(x.astype(np.float32))
/opt/python-2.5/lib/python2.5/site-packages/scipy/fftpack/tests/test_basic.py:405:
ComplexWarning: Casting complex values to real discards the imaginary
part
  y2 = fftn(x.astype(np.float64)).astype(np.complex64)
/opt/python-2.5/lib/python2.5/site-packages/scipy/fftpack/tests/test_basic.py:413:
ComplexWarning: Casting complex values to real discards the imaginary
part
  y1 = fftn(x.astype(np.float32))
/opt/python-2.5/lib/python2.5/site-packages/scipy/fftpack/tests/test_basic.py:414:
ComplexWarning: Casting complex values to real discards the imaginary
part
  y2 = fftn(x.astype(np.float64)).astype(np.complex64)
......................K.............................................................................................................................K..K............................................................Warning:
divide by zero encountered in log
Warning: invalid value encountered in multiply
Warning: divide by zero encountered in log
Warning: invalid value encountered in multiply
Warning: divide by zero encountered in log
Warning: invalid value encountered in multiply
.Warning: divide by zero encountered in log
Warning: invalid value encountered in multiply
Warning: divide by zero encountered in log
Warning: invalid value encountered in multiply
.Warning: divide by zero encountered in log
Warning: invalid value encountered in multiply
Warning: divide by zero encountered in log
Warning: invalid value encountered in multiply
.........Warning: divide by zero encountered in log
Warning: invalid value encountered in multiply
Warning: divide by zero encountered in log
Warning: invalid value encountered in multiply
......................................................................................................................................................................................................................................................................................................./opt/python-2.5/lib/python2.5/site-packages/scipy/io/recaster.py:328:
ComplexWarning: Casting complex values to real discards the imaginary
part
  test_arr = arr.astype(T)
../opt/python-2.5/lib/python2.5/site-packages/scipy/io/recaster.py:375:
ComplexWarning: Casting complex values to real discards the imaginary
part
  return arr.astype(idt)
......................................................................................F..FF.........................................../opt/python-2.5/lib/python2.5/site-packages/scipy/lib/blas/tests/test_fblas.py:86:
ComplexWarning: Casting complex values to real discards the imaginary
part
  self.blas_func(x,y,n=3,incy=5)
....../opt/python-2.5/lib/python2.5/site-packages/scipy/lib/blas/tests/test_fblas.py:196:
ComplexWarning: Casting complex values to real discards the imaginary
part
  self.blas_func(x,y,n=3,incy=5)
.................../opt/python-2.5/lib/python2.5/site-packages/scipy/lib/blas/tests/test_fblas.py:279:
ComplexWarning: Casting complex values to real discards the imaginary
part
  self.blas_func(x,y,n=3,incy=5)
..................................................................SSSSSS......SSSSSS......SSSS...................................................F.Segmentation
fault


-- 
David Brodbeck
System Administrator, Linguistics
University of Washington