Adding optional 'explicit' declaration?

[Fredrik Lundh]

Andrew Dalke wrote:
> Yes, it does.  I'm using for one of my clients with 1.5.2
> installed.  OTOH, doctest is 2.x specific because it uses
> string methods, so I'm going to have to back port that.
> (My doc strings embed a lot of examples.)

PIL 1.1.2 (out soon) includes a version of doctest that runs under
1.5.2 and later.  I can post it somewhere if there's enough interest.

Cheers /F