Raymond Hettinger added the comment:
> Hi, what's the status of this issue? Is anyone working one it?
In the present environment, I feel like advancing this work would be an uphill
battle and that much of my time investment would be wasted unnecessarily.
That's too bad, because significant r
STINNER Victor added the comment:
Hi, what's the status of this issue? Is anyone working one it?
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Serhiy Storchaka added the comment:
noincref.diff doesn't contain all necessary changes. For example dummy is
increfed in dict_pop() and dict_popitem() and may be decrefed at insert.
As in sets we can got rid of few comparisons with dummy if set dummy hashes to
-1.
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Changes by Raymond Hettinger raymond.hettin...@gmail.com:
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versions: +Python 3.5 -Python 3.4
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Changes by Raymond Hettinger raymond.hettin...@gmail.com:
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keywords: +patch
Added file: http://bugs.python.org/file31597/noincref.diff
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Eli Bendersky added the comment:
I'm still interested in seeing benchmarks that show where this actually
improves things and by how much. Also, whether any regressions occur and how
serious they are.
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Changes by Antoine Pitrou pit...@free.fr:
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nosy: +serhiy.storchaka
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Changes by Alan Cristhian alan.cri...@gmail.com:
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nosy: +Alan.Cristhian
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New submission from Raymond Hettinger:
Once http://bugs.python.org/issue18835 is resolved, I would like to see the
various set optimizations applied to dictionaries as well:
* Move the key before the hash in the dict struct (the key is accessed more
frequently in the code and being in the
Eric Snow added the comment:
+1 This is worth trying.
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