[Pyrex] Pyrex idioms and optimizations?

[Stefan Behnel]

Robert Bradshaw wrote:
> As part of the SAGE project, and due to the difficulty in getting  
> some essential (to us) patches upstream, we have been keeping a  
> separate branch of Pyrex named SageX. It's just Pyrex + (a bunch of  
> patches)

That reminds me: does that include the patches we use in lxml? That's mainly
the public C-API support and some Python 2.5 fixes (Py_ssize_t). I'd love to
have that in an at-least-semi-official Pyrex version so that we can stop
providing our own version. One fork should be enough.

Stefan