[Python-Dev] function for counting items in a sequence

Guido van Rossum guido at python.org
Sun Apr 8 04:00:42 CEST 2007

On 4/7/07, Adam Olsen <rhamph at gmail.com> wrote:
> On 4/7/07, Steven Bethard <steven.bethard at gmail.com> wrote:
> > Here's a patch implementing collections.counts() as suggested above:
> The name doesn't make it obvious to me what's going on.  Maybe
> countunique()?  Some other options are countdistinct() and
> countduplicates().

-1. I like the name that Steve proposed just fine; "counts" perfectly
explain that it produces counts of items. If there couldn't be
duplicates then "counts" wouldn't make sense since the only outcomes
would be True or False (present or not).

--Guido van Rossum (home page: http://www.python.org/~guido/)

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