[issue28239] Implement functools.lru_cache() using ordered dict

[INADA Naoki]

INADA Naoki added the comment:

FYI: Here is interesting article. doubly-linked list is more inefficient than most people think.
http://alex.dzyoba.com/programming/dynamic-arrays.html

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28239>
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