parameter files

[Russ]

> I would try a configuration file, instead of a python module.
> See ConfigParser:
> <http://docs.python.org/lib/module-ConfigParser.html>.
> You can save values for each "run" in a separate [section].
> Execfile is a pretty big hammer for this.

Hey, that looks interesting, but those docs don't do it for me. Can you
point me to some more extensive examples of how to use ConfigParser?
Thanks.