[C++-sig] Ping: Howto expose exception classes using boost.python?
dave at boost-consulting.com
Thu May 18 13:34:53 CEST 2006
Alex Mohr <amohr at pixar.com> writes:
> The way I solved it was to actually implement an exception class in
> python (that derived from RuntimeError) and then call into my wrapped
> module, passing that class object.
> I store the class object in my C++ code, and then when I want to make an
> exception, I just invoke the class object's operator(), set the python
> exception state to that class/instance, and throw_error_already_set().
> It would be lovely if boost python let you create extensions classes
> that derived from python classes, but I'm not sure what this would entail.
It's been on the TODO list forever, but other priorities have kept us
from addressing it.
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