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Issues list

Check if type attribute is actually modified before label it to improve some performance interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage type-feature A feature request or enhancement
#113480 opened Dec 26, 2023 by gaogaotiantian
GH-113464: A copy-and-patch JIT compiler
interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage
#113465 opened Dec 25, 2023 by brandtbucher • Draft
@brandtbucher
42
JIT Compilation 3.13 new features, bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage type-feature A feature request or enhancement
#113464 opened Dec 25, 2023 by brandtbucher
2
GH-113373: Speed up pathlib parsing using __init_subclass__()
performance Performance or resource usage topic-pathlib
#113409 opened Dec 22, 2023 by barneygale • Draft
2
Micro-optimize pathlib path parsing and joining performance Performance or resource usage topic-pathlib
#113373 opened Dec 21, 2023 by barneygale
GH-113225: Speed up pathlib.Path.glob()
awaiting core review performance Performance or resource usage topic-pathlib
#113226 opened Dec 17, 2023 by barneygale Loading…
7
Optimize pathlib.Path.iterdir() and friends by using os.DirEntry.path performance Performance or resource usage topic-pathlib
#113225 opened Dec 17, 2023 by barneygale
slowdown in 3.12 iteration microbenchmark performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#113041 opened Dec 13, 2023 by ajoino
5
pystats specialization deferred numbers are wrong performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#113010 opened Dec 12, 2023 by mdboom
@mdboom
3
datetime.replace() is very slow performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#112919 opened Dec 10, 2023 by eltoder
GH-112855: Speed up pathlib.PurePath pickling
awaiting core review performance Performance or resource usage topic-pathlib
#112856 opened Dec 7, 2023 by barneygale Loading…
15
Optimize pathlib path pickling performance Performance or resource usage topic-pathlib
#112855 opened Dec 7, 2023 by barneygale
Intern dataclass field names to improve performance performance Performance or resource usage stdlib Python modules in the Lib dir type-feature A feature request or enhancement
#112653 opened Dec 3, 2023 by XuehaiPan
1
@carljm @ericvsmith
2
gh-101178: refactor base64.b85encode to be memory friendly
awaiting review performance Performance or resource usage
#112248 opened Nov 18, 2023 by romuald Loading…
3
Increase the precision of the summary in trace module performance Performance or resource usage stdlib Python modules in the Lib dir type-feature A feature request or enhancement
#112192 opened Nov 17, 2023 by gaogaotiantian
1
Support collecting pystats in parallel performance Performance or resource usage type-feature A feature request or enhancement
#112040 opened Nov 13, 2023 by mdboom
Complementary re patterns such as [\s\S] or [\w\W] are much slower than . with DOTALL performance Performance or resource usage topic-regex
#111259 opened Oct 24, 2023 by pan324
@serhiy-storchaka
3
Add a base class, and maybe some semi-public subclasses for executors. performance Performance or resource usage type-feature A feature request or enhancement
#111209 opened Oct 23, 2023 by markshannon
perf: http.cookiejar.deepvalues improve performance Performance or resource usage stdlib Python modules in the Lib dir
#110874 opened Oct 14, 2023 by Tunglies
Move eval-breaker checks into their own micro-ops interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage
#110616 opened Oct 10, 2023 by markshannon
Unexpected performance between (seemingly) pointless CONTAINS_OP compared to COMPARE_OP interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage
#110192 opened Oct 1, 2023 by ndren
6
Combine dataclass exec calls performance Performance or resource usage stdlib Python modules in the Lib dir type-feature A feature request or enhancement
#109870 opened Sep 25, 2023 by ssweber
1
@ericvsmith
7
Improve import time of various stdlib modules 3.13 new features, bugs and security fixes performance Performance or resource usage topic-typing type-feature A feature request or enhancement
#109653 opened Sep 21, 2023 by AlexWaygood
18
csv.Sniffer regular expression has significant backtracing 3.13 new features, bugs and security fixes performance Performance or resource usage stdlib Python modules in the Lib dir type-bug An unexpected behavior, bug, or error
#109638 opened Sep 21, 2023 by sg3-141-592
TLS/SSL asyncio leaks memory extension-modules C modules in the Modules dir performance Performance or resource usage topic-asyncio type-bug An unexpected behavior, bug, or error
#109534 opened Sep 18, 2023 by rojamit
27
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