On Mon, Jul 2, 2018 at 8:49 AM Chris Barker <chris.bar...@noaa.gov> wrote:

> On Fri, Jun 29, 2018 at 11:25 PM, Guido van Rossum <gu...@python.org>
> wrote:
>
>
>> Hm, this actually feels heavier to me. But then again I never liked or
>> understood the need for Counter --
>>
>
> actually, me neither -- and partly because it's too lightweight -- that
> is, it's still a regular dict, and you pretty much have to know that to use
> it. That it, it provides a nice counting constructor, but after that, it's
> just a key:integer dict :-)
>

Counter provides ``most_common`` which is often implemented inefficiently
if written from scratch. People mistakenly use ``sorted`` instead of
``heapq.nlargest``.
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