terminological obscurity

["Martin v. Löwis"]

Grant Edwards wrote:
> I think the fact that Python lists can be heterogogenous is one
> of the most brilliantly useful things in the language, but
> apparently we're not supposed to use lists like that.  Since
> tuples aren't mutable, I'm completely at a loss as to how we're
> supposed to deal with mutable heterogenous sequences. 

You should define classes.

Regards,
Martin