[Python-ideas] Where should grouping() live (was: grouping / dict of lists)

[Steven D'Aprano]

On Wed, Jul 04, 2018 at 11:08:05AM +0100, Ivan Levkivskyi wrote:
> Replying to the question in subject, I think it would be better in
> collections as a class.
> Having it just as a function doesn't  buy much, because one can do the same
> with three lines and a defaultdict.
> However, if this is a class it can support adding new elements, merge the
> groupeddicts, etc.

defaultdicts support adding new elements, and they have an update method 
same as regular dicts :-)



-- 
Steve