external functions and f2py

[Thierry Cornelis]

Chris Fonnesbeck wrote:

> I am trying to get a piece of FORTRAN code (downhill simplex
> algorithm) to run in python using f2py.  This code requires an
> external function used in optimization, which I would like to provide
> in python.  It is, of course, declared in fortran with the following:
> 
> external funk
> 
> I assumed that all I would need to do is add the following for f2py to
> work:
> 
> cf2py external funk
> 
> However, after compiling, trying to import the module returns an error
> (even after defining funk in python):
> 
> ImportError: ./simplex.so: undefined symbol: funk_
> 
> Can anyone point me in the right direction?

have a look at:

http://moncs.cs.mcgill.ca/people/slacoste/research/report/SummerReport.html

groeten,
thierry