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<code>sysconfig --generate-posix-vars</code> can hang on cyclic variable definitions

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

stdlibPython modules in the Lib dirPython modules in the Lib dir

topic-sysconfig

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

Status: Open.

#136097 In python/cpython;

· brianschubert opened on Jun 29, 2025

Make Fraction more subclassing-friendly

stdlibPython modules in the Lib dirPython modules in the Lib dir

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#136096 In python/cpython;

· skirpichev opened on Jun 29, 2025

ttk.tkinter.Notebook does not refresh notebook page on Mac unless mouse moves out of tab area

OS-mac

stdlibPython modules in the Lib dirPython modules in the Lib dir

topic-tkinter

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

Status: Open.

#136095 In python/cpython;

· pallyloco opened on Jun 29, 2025

Getting ImportError and suggestion to rename module for no valid reason

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.

#136094 In python/cpython;

· sausix opened on Jun 29, 2025

Outdated <code>os.linesep</code> docs in <code>os.py</code>

docsDocumentation in the Doc dirDocumentation in the Doc dir

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.

#136087 In python/cpython;

· sobolevn opened on Jun 29, 2025

<code>asyncio.to_thread</code> could be a lot more efficient

performancePerformance or resource usagePerformance or resource usage

stdlibPython modules in the Lib dirPython modules in the Lib dir

topic-asyncio

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#136084 In python/cpython;

· HansBrende opened on Jun 29, 2025

Possible resource exhaustation of <code>expandvars</code> in <code>Tools/freeze/checkextensions.py</code>

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

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

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

Status: Open.

#136073 In python/cpython;

· kexinoh opened on Jun 28, 2025

Potential Quadratic Complexity Vulnerabilities in <code>path</code> Modules

3.10only security fixesonly security fixes

3.11only security fixesonly security fixes

3.12only security fixesonly security fixes

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

3.9only security fixesonly security fixes

stdlibPython modules in the Lib dirPython modules in the Lib dir

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

type-securityA security issueA security issue

Status: Open.

#136065 In python/cpython;

· kexinoh opened on Jun 28, 2025

Potential Quadratic Complexity Vulnerabilities in the <code>email</code> Module

3.10only security fixesonly security fixes

3.11only security fixesonly security fixes

3.12only security fixesonly security fixes

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

3.9only security fixesonly security fixes

stdlibPython modules in the Lib dirPython modules in the Lib dir

topic-email

type-securityA security issueA security issue

Status: Open.

#136063 In python/cpython;

· kexinoh opened on Jun 28, 2025

IDLE: Performance issue processing config-extensions.def

stdlibPython modules in the Lib dirPython modules in the Lib dir

topic-IDLE

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

Status: Open.

#136061 In python/cpython;

· kexinoh opened on Jun 28, 2025

pathlib: Path.iterdir() is surprisingly not streaming

stdlibPython modules in the Lib dirPython modules in the Lib dir

topic-pathlib

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

Status: Open.

#136059 In python/cpython;

· nh2 opened on Jun 28, 2025

pdb: 'n' and 'until' do not skip list comprehension after setting a breakpoint

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.

#136057 In python/cpython;

· lixiaoyaol opened on Jun 28, 2025