bpo-32346: speed up slot lookup during class creation#4902
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pitrou wants to merge 9 commits intopython:masterfrom
Closed
bpo-32346: speed up slot lookup during class creation#4902pitrou wants to merge 9 commits intopython:masterfrom
pitrou wants to merge 9 commits intopython:masterfrom
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Instead of looking up every possible slot in every class along the MRO (generating possibly hundreds of dict lookups), cache the known descriptors of each type so that finding them again is simply a matter of walking a tuple.
https://bugs.python.org/issue32346