pythonic way to optimize access to imported value?

[Lexy Zhitenev]

"Greg Ewing" <see_reply_address at something.invalid> wrote:
> ... Maybe
>
>     def foo():
>        const m = math
>        return m.pi
>
> The "const" statement would be evaluated when
> the "def" was executed, and "m" would appear in the
> local namespace when the function was called.
>
> Although "const" might not be the best name for
> it, since it's not really a constant, more like
> a local with an initial value.
>

What is this 'const' name? I haven't ever heard of this in Python.