Is there such an idiom?

[Alex Martelli]

Ron Adam <rrr at ronadam.com> wrote:
   ...
>  From what I recently read here (not sure where) in another thread, in
> python 2.3 sets were implemented as a python module using dictionaries,
> and in 2.4 it was written in C code based on the dictionary C code.

...and in 2.5 they're due to be further optimized, using their own
specialized code rather than piggybacking on dictionaries'.


Alex