[issue16389] re._compiled_typed's lru_cache causes significant degradation of the mako_v2 bench

[Richard Oudkerk]

Richard Oudkerk added the comment:

> Which does give me a thought - perhaps lru_cache in 3.4 could accept a 
> "key" argument that is called as "key(*args, **kwds)" to derive the cache 
> key? (that would be a separate issue, of course)

Agreed.  I suggested the same in an earlier post.

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<http://bugs.python.org/issue16389>
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