Re: Find duplicates in a list and count them ...

[Paul Rubin]

"D'Arcy J.M. Cain" <da...@druid.net> writes:
> icount = {}
> for i in list_of_ints:
>     icount[i] = icount.get(i, 0) + 1

from collections import defaultdict

icount = defaultdict(int)
for i in list_of_ints:
   icount[i] += 1
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