[Python-Dev] Making builtins more efficient

[Neil Schemenauer]

Guido van Rossum <guido at python.org> wrote:
> Not even True and False.
>
> I don't see why everything that doesn't make sense to be shadowed
> ought to become a keyword. That way lies madness.

Have you considered whether P3K will disallow names from being
shadowed in such as way as to prevent the compiler from determining
the namespace to look for a given name?  I seen nothing in PEP 3000
related to this issue.

  Neil