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| author | Raymond Hettinger <python@rcn.com> | 2009-03-19 19:59:58 (GMT) |
|---|---|---|
| committer | Raymond Hettinger <python@rcn.com> | 2009-03-19 19:59:58 (GMT) |
| commit | 2412299be96bf590b46d7b0784cdb620170a8d7a (patch) | |
| tree | fb440a9fef80b259b8866a314b4d447ccd4e0619 /Doc | |
| parent | a0b8d9ad2da71658ce20448bbb3f081bcd39f446 (diff) | |
| download | cpython-2412299be96bf590b46d7b0784cdb620170a8d7a.zip cpython-2412299be96bf590b46d7b0784cdb620170a8d7a.tar.gz cpython-2412299be96bf590b46d7b0784cdb620170a8d7a.tar.bz2 | |
* Add clearer comment to initialization code.
* Add optional argument to popitem() -- modeled
after Anthon van der Neut's C version.
* Fix method markup in docs.
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/library/collections.rst | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/Doc/library/collections.rst b/Doc/library/collections.rst index d6d1b68..32375a2 100644 --- a/Doc/library/collections.rst +++ b/Doc/library/collections.rst @@ -858,8 +858,11 @@ the items are returned in the order their keys were first added. .. versionadded:: 2.7 -The :meth:`popitem` method for ordered dictionaries returns and removes the -last added entry. The key/value pairs are returned in LIFO order. +.. method:: OrderedDict.popitem(last=True) + + The :meth:`popitem` method for ordered dictionaries returns and removes + a (key, value) pair. The pairs are returned in LIFO order if *last* is + true or FIFO order if false. Equality tests between :class:`OrderedDict` objects are order-sensitive and are implemented as ``list(od1.items())==list(od2.items())``. @@ -867,3 +870,8 @@ Equality tests between :class:`OrderedDict` objects and other :class:`Mapping` objects are order-insensitive like regular dictionaries. This allows :class:`OrderedDict` objects to be substituted anywhere a regular dictionary is used. + +.. seealso:: + + `Equivalent OrderedDict recipe <http://code.activestate.com/recipes/576693/>`_ + that runs on Python 2.4 or later. |