This is a backport of the Python 3.2 functools module for use on
Python versions 2.7 and PyPy. It includes new features
`lru_cache` (Least-recently-used cache decorator).

Refer to the Python 3.2 documentation for usage information:
 http://docs.python.org/3.2/library/functools.html

Bugs?  Try to reproduce them on the latest Python 3.2.x itself and file bug
reports on http://bugs.python.org/.

-- ENDOH takanao djmchl@gmail.com