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Issues list

Add C accelerator for fnmatch performance Performance or resource usage type-feature A feature request or enhancement
#121445 opened Jul 6, 2024 by picnixz updated Jul 11, 2024
3
Avoid calling isatty() for most open() calls 3.13 bugs and security fixes performance Performance or resource usage topic-IO
#90102 opened Dec 1, 2021 by collinanderson mannequin updated Jul 11, 2024
6
Speed up open().read() pattern by reducing the number of system calls performance Performance or resource usage type-feature A feature request or enhancement
#120754 opened Jun 19, 2024 by cmaloney updated Jul 11, 2024
1
5
Consider applying flags for warnings about potential security issues build The build process and cross-build performance Performance or resource usage type-feature A feature request or enhancement type-security A security issue
#112301 opened Nov 21, 2023 by mdboom updated Jul 10, 2024
18
hex_from_char run faster replacing switch-case with lookup table performance Performance or resource usage type-feature A feature request or enhancement
#121562 opened Jul 10, 2024 by LimaBD updated Jul 10, 2024
1
Improve performance of os.walk() performance Performance or resource usage
#119169 opened May 19, 2024 by barneygale updated Jul 8, 2024
3
MSVC pragma to turn compiler optimization off around the _PyEval_EvalFrameDefault is no longer necessary OS-windows performance Performance or resource usage type-bug An unexpected behavior, bug, or error
#121338 opened Jul 3, 2024 by mdboom updated Jul 8, 2024
1
Limit the reading size from pipes to their default buffer size on Unix systems performance Performance or resource usage type-feature A feature request or enhancement
#121313 opened Jul 3, 2024 by aplaikner updated Jul 8, 2024
2
Speed up socket.errorTab and lazy import selectors performance Performance or resource usage type-feature A feature request or enhancement
#121423 opened Jul 6, 2024 by Wulian233 updated Jul 6, 2024
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 updated Jul 3, 2024
83
Add fast path to deepcopy() for empty list/tuple/dict/set performance Performance or resource usage stdlib Python modules in the Lib dir
#121192 opened Jun 30, 2024 by lgeiger updated Jul 2, 2024
9
JIT: improve AArch64 code generation 3.14 new features, bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage topic-JIT type-feature A feature request or enhancement
#119726 opened May 29, 2024 by diegorusso updated Jul 2, 2024
2 of 5 tasks
@diegorusso
2
linecache should remember files it failed to read and not try again 3.12 bugs and security fixes performance Performance or resource usage stdlib Python modules in the Lib dir
#94436 opened Jun 30, 2022 by iritkatriel updated Jul 1, 2024
5
Substantial Performance Regression of Dict operations in Python 3.12.0rc1 versus Python 3.11.4 3.12 bugs and security fixes 3.13 bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage topic-subinterpreters type-bug An unexpected behavior, bug, or error
#109049 opened Sep 7, 2023 by chrisgmorton updated Jun 29, 2024
19
Compiling tiny traces wastes lots of memory 3.13 bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage topic-JIT
#116017 opened Feb 28, 2024 by brandtbucher updated Jun 26, 2024
@savannahostrowski
6
Tier 2 optimizer: constant propagate through attribute loads performance Performance or resource usage type-feature A feature request or enhancement
#120323 opened Jun 10, 2024 by Fidget-Spinner updated Jun 25, 2024
@Fidget-Spinner
2
Add names to gathered stats for some events. performance Performance or resource usage
#120996 opened Jun 25, 2024 by markshannon updated Jun 25, 2024
1
spawn asyncio subprocesses in a thread pool 3.13 bugs and security fixes OS-windows performance Performance or resource usage topic-asyncio type-feature A feature request or enhancement
#81444 opened Jun 13, 2019 by asvetlov updated Jun 21, 2024
4
Pluggable optimizer API 3.13 bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage
#104584 opened May 17, 2023 by markshannon updated Jun 20, 2024
4
Efficient reverse line iterator 3.13 bugs and security fixes performance Performance or resource usage stdlib Python modules in the Lib dir type-feature A feature request or enhancement
#44691 opened Mar 10, 2007 by marktrussell mannequin updated Jun 19, 2024
13
Add tier 2 partial evaluation pass. 3.14 new features, bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage
#120619 opened Jun 17, 2024 by markshannon updated Jun 17, 2024
Faster decode and find_max_char implementations. performance Performance or resource usage type-feature A feature request or enhancement
#120196 opened Jun 7, 2024 by rhpvorderman updated Jun 17, 2024
3
Add C implementation of os.path.splitroot() interpreter-core (Objects, Python, Grammar, and Parser dirs) performance Performance or resource usage type-feature A feature request or enhancement
#102511 opened Mar 7, 2023 by barneygale updated Jun 12, 2024
@zooba
12
Tier 2 optimizer: refactor to reuse constant symbols performance Performance or resource usage type-feature A feature request or enhancement
#120325 opened Jun 10, 2024 by Fidget-Spinner updated Jun 11, 2024
@Fidget-Spinner
Better calibration of str.find aka FASTSEARCH performance Performance or resource usage type-feature A feature request or enhancement
#119702 opened May 29, 2024 by dg-pb updated Jun 8, 2024
@sweeneyde
5
ProTip! Follow long discussions with comments:>50.