C-style static variables in Python?

[kj]

In <Xns9D4EC021DC8EAduncanbooth at 127.0.0.1> Duncan Booth <duncan.booth at invalid.invalid> writes:

>class Spam(object):
>   mongo = None
>   def __call__(self, x, y, z):
>       if self.mongo is None:
>           self.mongo = heavy_lifting_at_runtime()
>       return frobnicate(x, y, z, self.mongo)
>spam = Spam()

>ham = spam(1, 2, 3)

I really like this.  Thanks.

>That's natural and readable.

>From reading this thread, and the "(a==b) ? 'Yes' : 'No'" one, the
inescapable conclusion is that "readability" (like beauty) is very
much in the eye of the beholder, or, in this case, in the eye of
Guido.

~K