Search results

colorsys module outputs out of bound values

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

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

Status: Open.

#148979 In python/cpython;

· manoj-km24 opened on Apr 25, 2026

XML tree has a cyclic tag processing bug

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

topic-XML

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

Status: Open.

#148970 In python/cpython;

· personnumber3377 opened on Apr 24, 2026

Guard _Py_FFI_SUPPORT_C_COMPLEX for complex check in ctypes

3.14bugs and security fixesbugs and security fixes

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

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

topic-ctypes

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

Status: Open.

#148967 In python/cpython;

· sunmy2019 opened on Apr 24, 2026

Docs: inline markup in c-api/typeobj.rst legend is not rendered because of .. code-block:: none

docsDocumentation in the Doc dirDocumentation in the Doc dir

Status: Open.

#148961 In python/cpython;

· Chang-LeHung opened on Apr 24, 2026

Reduce size (by half or more) of debug JIT stencils.

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)

performancePerformance or resource usagePerformance or resource usage

topic-JIT

Status: Open.

#148960 In python/cpython;

· markshannon opened on Apr 24, 2026

xmlrpc.client lacks sanitization in methodname

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

topic-XML

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

Status: Open.

#148954 In python/cpython;

· DarkaMaul opened on Apr 24, 2026

Potential Deadlock in _Py_qsbr_reserve

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

topic-free-threading

type-crashA hard crash of the interpreter, possibly with a core dumpA hard crash of the interpreter, possibly with a core dump

Status: Open.

#148953 In python/cpython;

· AnnaAr321 opened on Apr 24, 2026

Endless polling EOF socket

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

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

Status: Open.

#148950 In python/cpython;

· Kraksna83 opened on Apr 24, 2026

dataclass(slots=True) fails if method has an empty __class__ cell

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-dataclasses

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

Status: Open.

#148947 In python/cpython;

· JelleZijlstra opened on Apr 24, 2026

add bound syntax for type variable tuples and parameter specifications

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

topic-typing

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#148945 In python/cpython;

· KotlinIsland opened on Apr 24, 2026

Unable to execute str(importlib.metadata.metadata("x'x'x"))

3.13bugs and security fixesbugs and security fixes

3.14bugs and security fixesbugs and security fixes

pendingThe issue will be closed if no feedback is providedThe issue will be closed if no feedback is provided

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

topic-importlib

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

Status: Open.

#148944 In python/cpython;

· Jesse205 opened on Apr 24, 2026

Docs: missing mention of bytes-like object in exec() documentation

docsDocumentation in the Doc dirDocumentation in the Doc dir

Status: Open.

#148942 In python/cpython;

· goroshirow opened on Apr 24, 2026