[Numpy-discussion] How does Python treat commons in fortran code?

[Christopher Barker]

Guillem Borrell i Nogueras wrote:
¿How does ctypes or f2py handle the _common_ structures
> present in fortran 77?

I think that's covered (for f2py) by this:

http://cens.ioc.ee/projects/f2py2e/usersguide/#common-blocks


   ¿Are all they allocated at load? ¿Do they work
> exactly as they were called from a fortran executable and the main program is 
> aware of all the _commons_ and allocates the storage when it is asked for?

I'm pretty sure that's the case.

> He has been programming for more than 40 years and I could not get him much 
> into object oriented programing, however he found python+numpy+scipy a very 
> promising tool.

Good news -- you could save a lot of time by using FORTRAN only for what 
it's good for: the number crunching.

-Chris


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