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Minor factoring

This commit is contained in:
Raymond Hettinger 2010-04-11 20:39:28 +00:00
parent a185839862
commit fdf1b5642b
1 changed files with 1 additions and 2 deletions
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3
Lib/collections.py
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@ -452,12 +452,11 @@ class Counter(dict):
''' '''
if iterable is not None: if iterable is not None:
if isinstance(iterable, Mapping):
self_get = self.get self_get = self.get
if isinstance(iterable, Mapping):
for elem, count in iterable.items(): for elem, count in iterable.items():
self[elem] = self_get(elem, 0) - count self[elem] = self_get(elem, 0) - count
else: else:
self_get = self.get
for elem in iterable: for elem in iterable:
self[elem] = self_get(elem, 0) - 1 self[elem] = self_get(elem, 0) - 1
if kwds: if kwds: