programming unlimited "categories" in python ?

[Stephen]

Hi again, Terry,

> > > > I'm developing a catalog application (storing its data in a
> > > > relational database), where catalog entries are categorized
> > > > by one or more categories/subcategories.
> 
> From the above and your example catagories, I mistakenly assumed that
> you wanted to store relational data in your relational database, and
> described how to do that.  Instead, it seems, you want to simulate a
> dynamically adjustable hierarchical database using an RDBM as the data
> manager behind the scenes.

Precisely. Wish I could have put it as succinctly.


> > Let's look at the everyday addressbook in Act! or Outlook ?
> 
> I'm not familiar with either, or any similar programs.  My closest
> point of reference is the Windows registry. 

Yes, that's a good analogy. (Probably a closer point of
reference for all of us is the your operating system's
file/folder structure).

Stephen