PyPy and RPython

[sarvi]

On Sep 2, 2:19 pm, John Nagle <na... at animats.com> wrote:
> On 9/2/2010 1:29 AM, sarvi wrote:
>
> > When I think about it these restrictions below seem a very reasonable
> > tradeoff for performance.
>
>     Yes.
>
> > And I can use this for just the modules/sections that are performance
> > critical.
>
>     Not quite.  Neither Shed Skin nor RPython let you call from
> restricted code to unrestricted code.  That tends to happen
> implicitly as objects are passed around.  It's the global
> analysis that makes this work; when you call something, you
> need to know more about it than how to call it.

It should technically be possible to allow Python to call a module
written in RPython?
It should also compile RPython to a python module.so right?

Sarvi
>
>                                 John Nagle