[Numpy-discussion] Python 2.6, NumPy on CentOS 5.3
Tue Nov 24 21:02:53 CST 2009
On Wed, Nov 25, 2009 at 2:11 AM, Robert DeLisle <firstname.lastname@example.org> wrote:
> David Cournapeau wrote:
> You need the *.so and not the *.so.3.1.1. The latter are enough to *run*
> applications linked against the library, the former is necessary to link
> against them. IOW, you need the devel packages for blas, lapack (and
> python). If you want to do it without admin rights, there is no other
> solution than building them by yourself.
> Thank you so much! That helps a lot and I don't know why I didn't think of
> it myself. As root I'm able to install blas-devel and lapack-devel which
> gives me new libraries in /usr/lib64. Specifically, libblas.a, liblapack.a,
> and liblapack_pic.a. Now when I run setup.py from the numpy directory, it
> says that it finds the libraries in the appropriate locations.
> A few more issues:
> The configuration complains that there are no mkl, vml, guide libraries.
> Also, atlas libraries are not found. I cannot seem to find these at this
That's ok. Our build process is too verbose, and is a bit confusing.
MKL and Atlas are just optimized BLAS/LAPACK, but they are not
necessary to build scipy. They can significantly improve scipy speed
for linear algebra stuff, but building Atlas or linking against the
Intel MKL is complicated.
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