Verifiably better, validated Enum for Python

[Gregory Ewing]

bartc wrote:
> Anyway, my Python 3.4 comprises 5000 files in around 90MB. Minimalism 
> hasn't really worked.

Most of that is standard library code, not part of the core
language.

> Well, named constants are just such literals, but with a name. The 
> design of Python however means that that immediately causes a difficult 
> because then we have to deal with different scopes, name lookups, and 
> named constants defined inside a module or class so requiring an 
> attribute lookup.

This is the kind of interaction between features that makes
extending the core language much more difficult than adding
library features. The latter is mostly a linear process, but
interactions between core language features tends to grow
exponentially.

-- 
Greg