[SciPy-dev] BVP solver and dependence on Fortran 90/95

David Cournapeau david@ar.media.kyoto-u.ac...
Mon Apr 23 02:58:19 CDT 2007

Stefan van der Walt wrote:
> Hi John
> On Sun, Apr 22, 2007 at 02:09:02PM +0100, John Travers wrote:
>> My question is: what is the policy on scipy modules depending on
>> Fortran 90/95 code. There currently doesn't appear to be any in the
>> repository. However with the availability of gfortran now broadening
>> and the fact that most (all?) commercial compilers now have full
>> support, is it any longer a problem (putting aside f2py support)?
> I'd suggest that you start by putting the code in a sandbox directory.
> There you can experiment setting up the building processs, and once
> we're satisfied we can move it over to the rest of scipy. Even if we
> don't manage right away, having the code there for the future is a
> good idea, otherwise it may be forgotten.
> Maybe gfortran does manage to build your code, although I suspect
> Robert's concern is that it may not consistently (over different
> versions) deliver correctly functioning binaries?
Debian and Ubuntu still use g77 as the main fortran compiler, too, which 
is binary incompatible with gfortran.


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