[SciPy-dev] ctypes callbacks, changing signature
Sat Mar 1 14:26:52 CST 2008
On Sat, Mar 1, 2008 at 2:20 PM, Gabriel Gellner <firstname.lastname@example.org> wrote:
> I am wrapping some ode solvers using ctypes. And I have run into, what I
> imagine is, a common problem.
> The expected C callback is of the form
> void func(int n, double t, double* y, double* yprime);
> which I can wrap fine using ctypes. But I would like to be able to use a
> python (or f2py generated) function of the normal form
> def func(t, y):
> # some callculations
> return yprime
> # instead of
> def func(n, t, y, prime):
> return None
> My question is what do people usually do in this case? Any tips suggestions,
Wrap it with a function of the required signature.
"I have come to believe that the whole world is an enigma, a harmless
enigma that is made terrible by our own mad attempt to interpret it as
though it had an underlying truth."
-- Umberto Eco
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