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Sun Apr 8 03:04:08 CEST 2007 · https://mail.python.org/pipermail/python-dev/2007-April/072507.html

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().

>      >>> items = 'acabbacba'
>      >>> item_counts = counts(items)
>      >>> for item in 'abcd':
>      ...     print item, item_counts[item]
>      ...
>      a 4
>      b 3
>      c 2
>      d 0

Would become:

>>> items = 'acabbacba'
>>> counts = countunique(items)
>>> for item in 'abcd':
...     print item, counts[item]
...
a 4
b 3
c 2
d 0

-- 
Adam Olsen, aka Rhamphoryncus

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