[C++-sig] Re: Boost.Python proposed patch 1.31.0

[David Abrahams]

John,

Please ask Boost.Python questions on the C++-sig unless you want to
hire Boost Consulting to help you.

John Gerschwitz <johng at quakes.uq.edu.au> writes:

> Hi Dave, I've had to continue with the patch to the numeric unit test
> at home. The behaviour is not what I expected. Everything works fine
> just as it is, ie the test comes back saying it has passed. Within
> numpy.cpp making the calls to numeric::array nelements(), isaligned(),
> iscontiguous(), itemsize() doesn't cause a failure prior to the
> patch. This is not what I expected, I expected these calls to generate
> an exception. Is there an easy way to run the tests through the
> debugger?

  bjam numpy --debugger=whatever

will put "whatever" at the beginning of the command line that runs
the test.  I use "--debugger=devenv /debugexe".

> As you have probably guessed I'm trying to use the Boost.Python
> library with numarray. I'm finding the documentation a little on the
> light side. 

Yup.

> Can you point me to more comprehensive documentation? 

All I know about is in the Boost.Python reference, but you might check
the list (http://article.gmane.org/gmane.comp.python.c++/4070) or the
wiki

> I'm
> particularly interested in copying data from a numarray into a C++
> data structure. I'm not sure what facilities Boost.Python provides to
> make such a task easier.
>
> Thanks John
>

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com