.. seealso::
- * `Counter class <http://code.activestate.com/recipes/576611/>`_
- adapted for Python 2.5 and an early `Bag recipe
- <http://code.activestate.com/recipes/259174/>`_ for Python 2.4.
-
* `Bag class <http://www.gnu.org/software/smalltalk/manual-base/html_node/Bag.html>`_
in Smalltalk.
>>> class Status:
open, pending, closed = range(3)
-.. seealso::
-
- * `Named tuple recipe <http://code.activestate.com/recipes/500261/>`_
- adapted for Python 2.4.
-
* `Recipe for named tuple abstract base class with a metaclass mix-in
<http://code.activestate.com/recipes/577629-namedtupleabc-abstract-base-class-mix-in-for-named/>`_
by Jan Kaliszewski. Besides providing an :term:`abstract base class` for
keyword arguments, but their order is lost because Python's function call
semantics pass-in keyword arguments using a regular unordered dictionary.
-.. seealso::
-
- `Equivalent OrderedDict recipe <http://code.activestate.com/recipes/576693/>`_
- that runs on Python 2.4 or later.
:class:`OrderedDict` Examples and Recipes
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^