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Add test coverage for interpreter loop generator overridden insts

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

Status: Open.

#142913 In python/cpython;

· DinoV opened on Dec 18, 2025

Interpreter uses <code>DK_IS_UNICODE</code> where it should use <code>dk_kind == DICT_KEYS_UNICODE</code>

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

Status: Open.

#142908 In python/cpython;

· colesbury opened on Dec 17, 2025

Include conda-forge copyright/license in Tools/pixi-packages/default/recipe.yaml

docsDocumentation in the Doc dirDocumentation in the Doc dir

Status: Open.

#142903 In python/cpython;

· isuruf opened on Dec 17, 2025

pixi definitions fail with <code>pypi-dependencies</code>

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

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

Status: Open.

#142897 In python/cpython;

· crusaderky opened on Dec 17, 2025

<code>shlex.join</code>'s docstring isn't sufficiently clear

docsDocumentation in the Doc dirDocumentation in the Doc dir

Status: Open.

#142895 In python/cpython;

· BenFrantzDale opened on Dec 17, 2025

Many functions in dictobject.c take a <code>PyInterpreterState *interp</code> parameter, but none of them use it.

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

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

Status: Open.

#142890 In python/cpython;

· markshannon opened on Dec 17, 2025

Improved performance and arguably simpler code for dictionaries by changing the keys layout

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

Status: Open.

#142889 In python/cpython;

· markshannon opened on Dec 17, 2025

Null pointer dereference in <code>array.array.tofile</code> via reentrant writer

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

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

Status: Open.

#142884 In python/cpython;

· jackfromeast opened on Dec 17, 2025

Null pointer dereference in <code>array_repeat</code> via re-entrant <code>__index__</code> during array multiplication

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

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

Status: Open.

#142883 In python/cpython;

· jackfromeast opened on Dec 17, 2025

atexit.unregister() can remove wrong callback

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

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.

#142881 In python/cpython;

· serhiy-storchaka opened on Dec 17, 2025

-m trace --count missing lines

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.

#142867 In python/cpython;

· urnest opened on Dec 17, 2025

optimize list/set calls with generator expression

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

performancePerformance or resource usagePerformance or resource usage

Status: Open.

#142863 In python/cpython;

· kumaraditya303 opened on Dec 17, 2025