[Pyrex] Regression in 0.9.6.3 when raising an exception in __len__

[Greg Ewing]

John Arbash Meinel wrote:

> I have a custom __len__ implementation for one of my classes. Under certain
> conditions it can raise an exception. With Pyrex 0.9.6.3 my exception is
> getting silently ignored.

There's a fix for this coming in the next release. The
Py_ssize_t patches turned out to not quite patch all the
necessary things.

In the meantime, you can fix it by adding the following
entry to error_value_map in Pyrex/Compiler/TypeSlots.py:

		'Z': "-1",

--
Greg