[Gmsh] Python scripts as onelab solvers

[Max Orok]

Thank you, that's very helpful.
I was trying to add Gmsh API python scripts through the Add Solver ->
Choose exe path
and think it was failing because the lack of proper onelab.py setup.



On Fri, Dec 6, 2019 at 4:18 AM Christophe Geuzaine <cgeuzaine at uliege.be>
wrote:

>
>
> > On 5 Dec 2019, at 23:29, Max Orok <morok at mevex.com> wrote:
> >
> > Hello all,
> >
> > I believe you can only use executable files as Gmsh solvers.
> > Would there be any interest in using Python scripts as solvers directly?
> > Perhaps there's a clever workaround used right now.
> >
> > From the GUI, I'd like to be able to:
> >       • add a python solver to the solver list
> >       • have that solver modify the gui window with onelab parameters,
> like exec solvers do currently
>
> Sure : see for example
> https://gitlab.onelab.info/doc/tutorials/wikis/Double-pendulum-model-in-Python
>
>
> > I know about the custom_gui.py demo, but believe it requires users to
> start it from the command line.
> >
>
> No, you can also run it like any other python script.
>
> The two approaches are complementary :
>
> - with the first you can use the binary Gmsh app ; all communications are
> done through a socket, so you can have a proprietary (python) solver if you
> wish
>
> - with the second you interact with the Gmsh lib directly in the same
> memory space: it's more powerful but in effect you create a "new" Gmsh app,
> bound by the GPL license.
>
> Christophe
>
>
> > Maybe this could be a more portable option for distributing solvers or
> reduce the barrier to writing one?
> >
> > Thank you,
> > Max
> >
> > --
> > Max Orok
> > Contractor
> > www.mevex.com
> >
> >
> > _______________________________________________
> > gmsh mailing list
> > gmsh at onelab.info
> > http://onelab.info/mailman/listinfo/gmsh
>
> —
> Prof. Christophe Geuzaine
> University of Liege, Electrical Engineering and Computer Science
> http://www.montefiore.ulg.ac.be/~geuzaine
>
>
>
>

-- 
Max Orok
Contractor
www.mevex.com
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