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Issues list

Optimise the way tracemalloc and PyRefTracer hooks work performance Performance or resource usage
#125790 opened Oct 21, 2024 by pablogsal
Bad specialization of STORE_ATTR_INSTANCE_VALUE with obj.__dict__ 3.13 bugs and security fixes 3.14 new features, bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#125610 opened Oct 16, 2024 by colesbury
Add pathlib.Path.dir_entry performance Performance or resource usage topic-pathlib type-feature A feature request or enhancement
#125413 opened Oct 13, 2024 by barneygale
Provide detection for SIMD features in autoconf and at runtime build The build process and cross-build performance Performance or resource usage type-feature A feature request or enhancement
#125022 opened Oct 6, 2024 by picnixz
@picnixz
10
base64 module: Link against SIMD library for 10x performance. performance Performance or resource usage stdlib Python modules in the Lib dir
#124951 opened Oct 3, 2024 by gpshead
6
Try recording traces instead of projecting them 3.14 new features, bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage
#124950 opened Oct 3, 2024 by brandtbucher
@brandtbucher
high CPU usage and freezing in Python REPL with half space character (U+200C) performance Performance or resource usage topic-repl Related to the interactive shell type-bug An unexpected behavior, bug, or error
#124927 opened Oct 3, 2024 by houshmand-2005
4
Incremental GC causes a significant slowdown for Sphinx 3.14 new features, bugs and security fixes performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#124567 opened Sep 26, 2024 by AlexWaygood
@markshannon
17
Stack-based ast.literal_eval Implementation performance Performance or resource usage stdlib Python modules in the Lib dir type-feature A feature request or enhancement
#124503 opened Sep 25, 2024 by Stanley5249
9
Reference count contention with nested functions performance Performance or resource usage topic-free-threading
#124218 opened Sep 18, 2024 by colesbury
2
os.path.getsize very slow for Windows 11 OS-windows performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#124126 opened Sep 16, 2024 by DanielYang59
11
Inefficient ssl.SSLWantReadError exception slows down very common use-case performance Performance or resource usage topic-SSL type-bug An unexpected behavior, bug, or error
#123954 opened Sep 11, 2024 by tarasko
Instance method performance issue with free threading (3.13rc1) performance Performance or resource usage topic-free-threading type-bug An unexpected behavior, bug, or error
#123619 opened Sep 3, 2024 by Yiling-J
16
Performance regression for loops in 3.12 vs 3.11 3.12 bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage
#123540 opened Aug 31, 2024 by stephanGarland
2
Concurrent reads from cell objects (LOAD_DEREF) do not scale well performance Performance or resource usage sprint topic-free-threading
#123358 opened Aug 26, 2024 by colesbury
@corona10
2
Improve performance of find_max_char performance Performance or resource usage type-feature A feature request or enhancement
#122901 opened Aug 11, 2024 by ruema
5
Performance improvement for os.scandir on Windows OS-windows performance Performance or resource usage type-feature A feature request or enhancement
#122885 opened Aug 10, 2024 by Michael-K-Stein
1
Disallow arbitrary types in co_consts interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage
#122850 opened Aug 9, 2024 by encukou
@encukou
1
GC - long_lived_pending is not decremented when a generation-2 object's ref count goes to 0 interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#122569 opened Aug 1, 2024 by ojw28
1
GC - Possible to indefinitely prevent collection of generation-1 objects by calling gc.collect(0) often performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#122567 opened Aug 1, 2024 by ojw28
1
Speedup float pack / unpack performance Performance or resource usage type-feature A feature request or enhancement
#122534 opened Jul 31, 2024 by ruema
3
Improve the efficiency of trace stitching 3.14 new features, bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage
#122294 opened Jul 25, 2024 by brandtbucher
3
gh-122288: Improve performances of fnmatch.translate awaiting merge performance Performance or resource usage stdlib Python modules in the Lib dir
#122289 opened Jul 25, 2024 by picnixz Loading…
46
Improve performances of fnmatch.translate performance Performance or resource usage stdlib Python modules in the Lib dir type-feature A feature request or enhancement
#122288 opened Jul 25, 2024 by picnixz
6
GH-119169: Simplify os.fwalk() exception handling awaiting core review performance Performance or resource usage
#121432 opened Jul 6, 2024 by barneygale Loading…
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