Function decorator that caches function results

[jepler at unpythonic.net]

On Sat, Oct 08, 2005 at 01:53:28PM +0000, Duncan Booth wrote:
> Unless the results stored in the cache are very large data structures, I 
> would suggest that you simply store (args,kwargs) as the cache key and 
> accept the hit that sometime you'll cache the same call multiple times.

... except that dicts cannot be dict keys

Another 'memoize' decorator uses this to get the key:
            kw = kwargs.items()
            kw.sort()
            key = (args, tuple(kw))
http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/325905

Jeff
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