numpy - scipy version hell

Robert Kern robert.kern at gmail.com
Thu Oct 19 14:29:26 CDT 2006


James K. Gruetzner wrote:
> I'm using Fedora core 5, that insect-laden wonder, which includes python 
> 2.4.3.  I'm trying to install numpy (scipy-core) and scipy (the rest).   I 
> can't seem to get around package conflicts.  I've tried two methods, one in 
> which numpy fails and one in which scipy fails.  
> 
> METHOD 1 (numpy fails)
> Download numpy (numpy-1.0r3); untarball and install.
> Test by running python and importing numpy.  Looks OK, but notes "running from 
> numpy source directory".  So, test by running python from a different 
> directory and importing numpy.  Get the following error:
> 
>>>>  import numpy
>    Traceback (most recent call last):
>   File "<stdin>", line 1, in ?
>   File "/usr/lib/python2.4/site-packages/numpy/__init__.py", line 40, in ?
>     import linalg
>   File "/usr/lib/python2.4/site-packages/numpy/linalg/__init__.py", line 4, 
> in ?
>     from linalg import *
>   File "/usr/lib/python2.4/site-packages/numpy/linalg/linalg.py", line 25, 
> in ?
>     from numpy.linalg import lapack_lite
> ImportError: /usr/lib/python2.4/site-packages/numpy/linalg/lapack_lite.so: 
> undefined symbol: s_cat

It looks like you linked against a FORTRAN LAPACK, but didn't manage to link the 
FORTRAN runtime library libg2c. Can you give us the output of your build?

-- 
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


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