Picking matplotlib figures

I've using Python-2.3.4 BTW. Maybe CXX didn't update to the

    > new python object model. I know nothing about CXX
    > internals, however.

I just upgraded mpl to the most recent CXX and I still get the
segfault. What would be most useful is if you created a minimal CXX
extension independent of mpl and see if you can replicate the bug. If
so, could you file a bug report on the CXX sf project page?