> > Can someone provide a reason why you'd want to use nested classes?
> > I've never felt this need myself. What are the motivations?
>
> XIST (http://www.livinglogic.de/Python/xist/) uses nested classes
> to map XML element types and their attributes to Python classes.
> For example the HTML element type img looks like this in XIST:
>
> class img(Element):
> class Attrs(Element.Attrs):
> class src(URLAttr): required = True
> class alt(TextAttr): required = True
> class align(TextAttr): values = ("top", "middle", ...)
That's cool.
--Guido van Rossum (home page: http://www.python.org/~guido/)
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