ANN: Pyrex 0.9.7.2

[greg]

Pyrex 0.9.7.2 is now available:

   http://www.cosc.canterbury.ac.nz/greg.ewing/python/Pyrex/

Seems I didn't quite eradicate all of the integer
indexing bugs. Here's a fix for the other half.

What is Pyrex?
--------------

Pyrex is a language for writing Python extension modules.
It lets you freely mix operations on Python and C data, with
all Python reference counting and error checking handled
automatically.