Message157720
> I recommend that __hash__ should use functools.lru_cache for caching.
Why would you do such a thing? A hash value is a single 64-bit slot, no need to add the memory consumption of a whole dictionary and the runtime cost of a LRU eviction policy when you can simply cache the hash in the object itself (like we already do for strings)... |
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Date |
User |
Action |
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2012-04-07 10:19:55 | pitrou | set | recipients:
+ pitrou, rhettinger, jcea, skrah, Jimbofbx, Ramchandra Apte, Jim.Jewett, serhiy.storchaka |
2012-04-07 10:19:55 | pitrou | set | messageid: <1333793995.9.0.0277489989882.issue14478@psf.upfronthosting.co.za> |
2012-04-07 10:19:55 | pitrou | link | issue14478 messages |
2012-04-07 10:19:55 | pitrou | create | |
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