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RuntimeError: Event loop is closed during object finalization after asyncio.run() completes in short-lived scripts

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#135044 In python/cpython;

·sergioPereiraBR openedon Jun 2, 2025

Speed sorting tuples whose first elements have the same type

performancePerformance or resource usagePerformance or resource usage

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#135043 In python/cpython;

·tim-one openedon Jun 2, 2025

Pickletools Opcode Documentation Expansion

docsDocumentation in the Doc dirDocumentation in the Doc dir

Status: Open.

#135041 In python/cpython;

·Legoclones openedon Jun 2, 2025

(TODO) Empty tracking issue

triagedThe issue has been accepted as valid by a triager.The issue has been accepted as valid by a triager.

type-securityA security issueA security issue

Status: Open.

#135034 In python/cpython;

·sethmlarson openedon Jun 2, 2025

Explicitly disable SIMD128/256 support for HACL* on aarch64-linux

3.14bugs and security fixesbugs and security fixes

3.15new features, bugs and security fixesnew features, bugs and security fixes

buildThe build process and cross-buildThe build process and cross-build

extension-modulesC modules in the Modules dirC modules in the Modules dir

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#135032 In python/cpython;

·Zheaoli openedon Jun 2, 2025

Possible MemoryError regression in Python 3.14 since alpha 6

3.14bugs and security fixesbugs and security fixes

interpreter-core(Objects, Python, Grammar, and Parser dirs)(Objects, Python, Grammar, and Parser dirs)

topic-parser

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#135028 In python/cpython;

·frenzymadness openedon Jun 2, 2025

Should we support unicode in width/precision formatting fields?

stdlibPython modules in the Lib dirPython modules in the Lib dir

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#135025 In python/cpython;

·skirpichev openedon Jun 2, 2025

Support for Custom Title Bar in Tkinter to Control Minimize/Maximize Buttons Cross-Platform

stdlibPython modules in the Lib dirPython modules in the Lib dir

topic-tkinter

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#135024 In python/cpython;

·DevTwilight openedon Jun 2, 2025

Rewrite and cleanup HACL* <code>blake2module.c</code>

extension-modulesC modules in the Modules dirC modules in the Modules dir

type-refactorCode refactoring (with no changes in behavior)Code refactoring (with no changes in behavior)

Status: Open.

#135004 In python/cpython;

·picnixz openedon Jun 1, 2025

Change the default encoding parameter value of <code>calendar.HTMLCalendar</code> to utf-8

stdlibPython modules in the Lib dirPython modules in the Lib dir

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#135001 In python/cpython;

·Wulian233 openedon Jun 1, 2025

os.lstat() supports dir_fd but is not in os.supports_dir_fd

stdlibPython modules in the Lib dirPython modules in the Lib dir

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#134993 In python/cpython;

·tormol openedon Jun 1, 2025

Issue with <code>PyObject_DelAttr[String]</code> in stable ABI builds targeting older CPython versions

interpreter-core(Objects, Python, Grammar, and Parser dirs)(Objects, Python, Grammar, and Parser dirs)

topic-C-API

type-bugAn unexpected behavior, bug, or errorAn unexpected behavior, bug, or error

Status: Open.

#134989 In python/cpython;

·wjakob openedon Jun 1, 2025