Inheritance Confusion

[Andrew Dalke]

Andy Todd:
>Andrew, thanks for pointing out my (now) glaring error. I will consider
>myself suitably syntactically challenged and promise to check before I post
>next time!

You are welcome.  I've made the same mistake a few times as well,
and while it's glaring in retrospect it would be nice if one of
the Python linters could be used to identify some of these
frustratingly obvious mistakes.

                    Andrew
                    dalke at acm.org