[Python-checkins] cpython (3.3): Counter: fix recipe for "n least common elements". Found by Mikhail Golubev on
georg.brandl
python-checkins at python.org
Sun Oct 6 12:37:18 CEST 2013
http://hg.python.org/cpython/rev/b7941783b6cc
changeset: 86057:b7941783b6cc
branch: 3.3
parent: 86053:a2df78cba708
user: Georg Brandl <georg at python.org>
date: Sun Oct 06 12:36:39 2013 +0200
summary:
Counter: fix recipe for "n least common elements". Found by Mikhail Golubev on docs at .
files:
Doc/library/collections.rst | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/Doc/library/collections.rst b/Doc/library/collections.rst
--- a/Doc/library/collections.rst
+++ b/Doc/library/collections.rst
@@ -307,7 +307,7 @@
dict(c) # convert to a regular dictionary
c.items() # convert to a list of (elem, cnt) pairs
Counter(dict(list_of_pairs)) # convert from a list of (elem, cnt) pairs
- c.most_common()[:-n:-1] # n least common elements
+ c.most_common()[:-n-1:-1] # n least common elements
+c # remove zero and negative counts
Several mathematical operations are provided for combining :class:`Counter`
--
Repository URL: http://hg.python.org/cpython
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