[issue23793] Support __add__, __mul__, and __imul__ for deques.

[Raymond Hettinger]

Raymond Hettinger added the comment:

Also incorporate __mul__ and __imul__.

    >>> d = deque('abc')
    >>> d * 3
    deque(['a', 'b', 'c', 'a', 'b', 'c', 'a', 'b', 'c'])
    >>> d *= 2
    >>> d
    deque(['a', 'b', 'c', 'a', 'b', 'c'])

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keywords: +needs review -patch
title: Support __add__ for deques. -> Support __add__, __mul__, and __imul__ for deques.
Added file: http://bugs.python.org/file38734/deque_mul_and_add.diff

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue23793>
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