Why nested scope rules do not apply to inner Class?

[Bruno Desthuilliers]

Cousson, Benoit a écrit :
(snip)
> Now if you say; it is not supported, don't do that, we will deprecate
> that feature, fine, I will use an alternative solution.
> 
> I was just not aware of that "nested class is evil" group in the
> Python community.

Probably because this group is mostly composed of Mr Calvin Spealman ? 
I've been lurking here for quite a few years now, and it's the very 
first time I read anything about nested classes being evil....