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bpo-32739: Show default value for rotate() (GH-5485) (GH-5514) 

(cherry picked from commit 589c718a8e)

Co-authored-by: Raymond Hettinger <rhettinger@users.noreply.github.com>
This commit is contained in:
Miss Islington (bot) 2018-02-03 09:08:42 -08:00 committed by Raymond Hettinger
parent f33ecedcad
commit 52f745852e
1 changed files with 7 additions and 4 deletions
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11
Doc/library/collections.rst
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@ -509,11 +509,14 @@ or subtracting from an empty counter.
.. versionadded:: 3.2
.. method:: rotate(n)
.. method:: rotate(n=1)
Rotate the deque *n* steps to the right. If *n* is negative, rotate to
the left. Rotating one step to the right is equivalent to:
``d.appendleft(d.pop())``.
Rotate the deque *n* steps to the right. If *n* is negative, rotate
to the left.
When the deque is empty, rotating one step to the right is equivalent
to ``d.appendleft(d.pop())``, and rotating one step to the left is
equivalent to ``d.append(d.popleft())``.
Deque objects also provide one read-only attribute: