[Spambayes] Upgrade problem

[Just van Rossum]

Guido van Rossum wrote:

> Long ago, we settled for Python 2.2 (some people wanted 2.1, but that
> was unbearable).  If you see violations of 2.2 compatibility, please
> supply patches (we'll also gladly give you checkin permission).
> 
> (If it makes a difference, I'd prefer aiming for 2.2 compatibility
> over 2.2.2 compatibility, since 2.2 is probably what comes with MacOS
> 10.2.  Unless it gets too ugly.)

The docs say 2.2.1 and that's correct: the code is littered with True and False.
Those are the only 2.2.1-isms I've seen. But a patch would nevertheless be quite
big.

Just