[issue5665] Add more pickling tests

[Collin Winter]

Collin Winter <collinw at gmail.com> added the comment:

> Ok if it doesn't take too long to run the tests (which may imply
> implementing something like Raymond's suggestion of randomizing test
> order, if you haven't already done so).

I did something similar: if you don't pass the -uxpickle flag to
regrtest, only a small subset of the tests will be run, which takes less
than half a second on my machine; if you do pass -uxpickle, the full
battery of tests will run, which takes ~5 minutes.

----------

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue5665>
_______________________________________