[Numpy-discussion] Access to C/C++, typemaps, pyrex...

[Francesc Altet]

A Dijous 23 Març 2006 20:40, Christopher Barker va escriure:
> > I don't think this is feasible yet,
>
> um, why not?

For no particular reason, except my ignorance ;-)

> The goal here is to be able to write code that can be compiled without
> the presence of numpy, or Numeric, or numarray. Indeed, no additional
> dependencies, but that can still efficiently use array objects passed in.
>
> My classic example is wxPython. Robin doesn't want any dependencies on
> other packages, so at the moment, when you pass a numpy array in, it
> uses python's generic sequence access to get the values, then ends up
> converting them to a plain old C array. This is a lot of unnecessary
> processing, as you can imagine.
>
> I think it can be done, and one of these days I'll figure out how, but
> I'd love to see an example from someone who understands these things
> more than myself.

Yeah, I understand you perfectly well :-)

> Do you mean the Pyrex section in the SciPy cookbook? I can't find a
> Pyrex cookbook.

I think the referred page is here:

http://scipy.org/Cookbook/ArrayStruct_and_Pyrex

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