[SciPy-User] Problems installing scipy on OS X 10.6 (Snow Leopard): libarpack

[Ralf Gommers]

On Wed, Dec 8, 2010 at 4:06 AM, Uri Laserson <laserson at mit.edu> wrote:

> Hi all,
>
> I am on a MacMini with Intel processor.  I just installed OS X 10.6 and the
> latest Xcode that I could download, which included gcc 4.2.  I am using
> python 2.7 built from source using homebrew.  I installed the gfortran 4.2.3
> binaries from http://r.research.att.com/tools/.
>
> I am trying to install numpy and scipy.  numpy installs fine with or
> without switching to g++-4.0.  I have successfully installed it using pip
> and also directly from source from the git repository.
>
> Scipy is giving me errors on install (the same errors whether I use pip or
> try the svn repository).  I installed it successfully yesterday on a new
> Macbook Air using pip, after changing the symlinks to point to g++-4.0.
>  However, today on my MacMini, I am getting errors after following the same
> protocol.
>
> The errors I am getting are here:
> https://gist.github.com/732293
>

The error indicates that 32 and 64 bit binaries are being mixed. Can you
tell us the following:
- what build command you used
- what Python you are using (from python.org, from Apple, self-compiled?)
- the output of "gcc -v", "g++ -v" and "gfortran -v"

Ralf
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