Callback functions

[Toby]

I forgot to mention... Im using Python 2.0


"Toby" <t.harris at robinsons.co.uk> wrote in message
news:979830678.28930.1.nnrp-10.c3ad12d2 at news.demon.co.uk...
> I am in the process of writing an extension to python for Windows NT using
> VC++ which implements a peer to peer network driver written in C++
compiled
> into a DLL.
>
> The C++ driver requires a callback into python code, I have got to the
point
> where a test function written in C++ to callback the python function works
> successfully, but all attempts to call the python callback from within the
> C++ DLL fail at :
>
>     result = PyEval_CallObject(func, args);
>
> I have printed values for func and args and they appear identical when
> called from Python and from the DLL... however I get the following error
>
>     The instruction at "0x0023f4b3" referenced memory at "0x0000000c". The
> memory could not be "read".
>
> I have scoured much of the online documentattion regarding extending &
> embedding Python all without success...
>
> Any help is much appreciated
> Toby
>
>