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certain f/t-string expressions not copied correctly to debug str or interpolations

3.14bugs and security fixesbugs and security fixes

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

#141271 In python/cpython;

· tom-pytel opened on Nov 8, 2025

The event loop warns only on Windows 3.14+ if it isn't closed before garbage collection

3.13bugs and security fixesbugs and security fixes

3.14bugs and security fixesbugs and security fixes

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

stdlibStandard Library Python modules in the Lib/ directoryStandard Library Python modules in the Lib/ directory

topic-asyncio

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

Status: Open.

#141262 In python/cpython;

· bswck opened on Nov 8, 2025

tkinter events not working since Python 3.14 w/ TK 9.0

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

topic-tkinter

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

Status: Open.

#141237 In python/cpython;

· der-eismann opened on Nov 8, 2025

Deprecate Py_HASH_EXTERNAL as it cannot be used for <code>--with-hash-algorithm</code>

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

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

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

Status: Open.

#141226 In python/cpython;

· picnixz opened on Nov 8, 2025

The 'Python Application (Windowed)' launched via the Python Installation Manager displays a console window.

3.14bugs and security fixesbugs and security fixes

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

OS-windows

topic-installation

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

Status: Open.

#141222 In python/cpython;

· Jesse205 opened on Nov 8, 2025

Rephrase general rules for comparison of objects

docsDocumentation in the Doc dirDocumentation in the Doc dir

easy

Status: Open.

#141218 In python/cpython;

· skirpichev opened on Nov 8, 2025

Possible memory leak in gc_mark_span_push

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

topic-free-threading

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

Status: Open.

#141212 In python/cpython;

· sergey-miryanov opened on Nov 7, 2025

threading.Semaphore documentation is not internally consistent

docsDocumentation in the Doc dirDocumentation in the Doc dir

Status: Open.

#141196 In python/cpython;

· larryhastings opened on Nov 7, 2025

Cancelling a task A awaiting another task B cancels task B

docsDocumentation in the Doc dirDocumentation in the Doc dir

topic-asyncio

Status: Open.

#141186 In python/cpython;

· qris opened on Nov 7, 2025

annotationlib: Improve test coverage

testsTests in the Lib/test dirTests in the Lib/test dir

topic-typing

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#141174 In python/cpython;

· dr-carlos opened on Nov 6, 2025

Try to get WASI SDK 28 working

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

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

OS-wasi

Status: Open.

#141172 In python/cpython;

· brettcannon opened on Nov 6, 2025

Infinity recursion with a malicious finalizer

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

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

Status: Open.

#141170 In python/cpython;

· sergey-miryanov opened on Nov 6, 2025