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Issues list

base64.b85encode uses significant amount of RAM performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#101178 opened Jan 20, 2023 by AbdealiLoKo
gh-101140: Add free list for generators and async functions
awaiting core review performance Performance or resource usage
#101142 opened Jan 19, 2023 by DinoV Loading…
3
Add free list optimization for generators/co-routines performance Performance or resource usage type-feature A feature request or enhancement
#101140 opened Jan 18, 2023 by DinoV
@DinoV
Specialization of COMPARE_OP does not conform to PEP 659, and prevents PEP 669 performance Performance or resource usage
#100982 opened Jan 12, 2023 by markshannon
2
Reuse code objects for similar dataclass definitions 3.12 performance Performance or resource usage stdlib Python modules in the Lib dir
#100930 opened Jan 11, 2023 by brandtbucher
@brandtbucher
Per-class type cache performance Performance or resource usage type-feature A feature request or enhancement
#100870 opened Jan 9, 2023 by Fidget-Spinner
Generator finalization is slower in 3.11 vs 3.10 3.11 3.12 performance Performance or resource usage
#100762 opened Jan 5, 2023 by Onlooker2186
@markshannon
21
Optimize Python range object for small integers performance Performance or resource usage type-feature A feature request or enhancement
#100726 opened Jan 3, 2023 by eendebakpt
Code objects, function objects and generator object contain quite a lot of redundant information performance Performance or resource usage
#100719 opened Jan 3, 2023 by markshannon
2
Reduce frequency of memory overallocation in some int additions and subtractions performance Performance or resource usage type-feature A feature request or enhancement
#100687 opened Jan 2, 2023 by mdickinson
2
Finish up LOAD_ATTR specialisation performance Performance or resource usage type-feature A feature request or enhancement
#100288 opened Dec 16, 2022 by Fidget-Spinner
1 of 2 tasks
9
Use a principled, and consistent, implementation of freelists. performance Performance or resource usage
#100240 opened Dec 14, 2022 by markshannon
@markshannon
Specialize long tail of binary operations using a table. performance Performance or resource usage
#100239 opened Dec 14, 2022 by markshannon
@brandtbucher
Add fast path to os.[l]stat() that returns incomplete information 3.12 OS-windows performance Performance or resource usage
#99726 opened Nov 23, 2022 by zooba
7
.pyc files are larger than they need to be 3.12 interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage stdlib Python modules in the Lib dir
#99554 opened Nov 17, 2022 by brandtbucher
@brandtbucher
Avoid exc=None; del exc in bytecode where unnecessary 3.12 performance Performance or resource usage type-feature A feature request or enhancement
#99360 opened Nov 11, 2022 by sweeneyde
3
gh-72496: Implemented patch to improve performance of string.Template
awaiting review performance Performance or resource usage type-feature A feature request or enhancement
#99177 opened Nov 7, 2022 by delta1513 Loading…
1
2
Optimize away creation of immediately discarded tuples performance Performance or resource usage
#99077 opened Nov 3, 2022 by markshannon
1
Add CALL_INTRINSIC instruction. performance Performance or resource usage
#99005 opened Nov 2, 2022 by markshannon
7
csv.Sniffer().sniff() Hangs on Single-Column Data performance Performance or resource usage
#98820 opened Oct 28, 2022 by jackdesert
2
Speed up sysconfig performance Performance or resource usage type-feature A feature request or enhancement
#98718 opened Oct 26, 2022 by FFY00
Quicken everything 3.12 interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage
#98686 opened Oct 25, 2022 by brandtbucher
@brandtbucher
1
Multiprocessing overhead 100x higher with multiple cores but not if restricted to 1 core expert-multiprocessing performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#98493 opened Oct 20, 2022 by PhilippWendler
3
Deferring side effecting code in _Py_Dealloc() performance Performance or resource usage
#98260 opened Oct 14, 2022 by markshannon
Do we still need asciilib for better performance? performance Performance or resource usage type-feature A feature request or enhancement
#98229 opened Oct 12, 2022 by sobolevn
4
ProTip! What’s not been updated in a month: updated:<2022-12-21.