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Minor factoring

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This commit is contained in:
Raymond Hettinger 2010-04-11 20:41:56 +00:00
parent 6108ea8dad
commit fc3c9cd793
1 changed files with 1 additions and 2 deletions
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3
Lib/collections.py
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@ -453,12 +453,11 @@ class Counter(dict):
'''
if iterable is not None:
self_get = self.get
if isinstance(iterable, Mapping):
self_get = self.get
for elem, count in iterable.items():
self[elem] = self_get(elem, 0) - count
else:
self_get = self.get
for elem in iterable:
self[elem] = self_get(elem, 0) - 1
if kwds: