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gdb <code>py-bt</code> is no more compatible with Python 3.13+

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

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.

#142095 In python/cpython;

·cielavenir openedon Nov 29, 2025

Clarify which variables appear in function.__closure__

docsDocumentation in the Doc dirDocumentation in the Doc dir

Status: Open.

#142093 In python/cpython;

·Vemulakonda559 openedon Nov 29, 2025

Docstring of array.array misses 'w' type info and mentions wide/narrow builds

docsDocumentation in the Doc dirDocumentation in the Doc dir

Status: Open.

#142083 In python/cpython;

·FRex openedon Nov 29, 2025

__init_subclass__ method is called after __new__ and __init__ methods in Enum classes

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.

#142082 In python/cpython;

·espdev openedon Nov 29, 2025

Multiprocessing Pipe is missing default value for parameter duplex

docsDocumentation in the Doc dirDocumentation in the Doc dir

easy

topic-multiprocessing

Status: Open.

#142067 In python/cpython;

·valbaca openedon Nov 29, 2025

Docs: typo in the "Pipes and Queues" section of <code>multiprocessing</code>

docsDocumentation in the Doc dirDocumentation in the Doc dir

easy

topic-multiprocessing

Status: Open.

#142066 In python/cpython;

·valbaca openedon Nov 29, 2025

Jit stencils on Windows contain debug data

OS-windows

topic-JIT

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

Status: Open.

#142050 In python/cpython;

·chris-eibl openedon Nov 28, 2025

Quoting a quote - small mistake Isn\'t

docsDocumentation in the Doc dirDocumentation in the Doc dir

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

Status: Open.

#142049 In python/cpython;

·derschaumtastenfinder openedon Nov 28, 2025

Negative GC gen0 count in free threaded python delaying GC

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

Status: Open.

#142048 In python/cpython;

·kevmo314 openedon Nov 28, 2025

Indicate that <code>asyncio.timeout[at]</code> should be preferred over <code>asyncio.Timeout</code>

docsDocumentation in the Doc dirDocumentation in the Doc dir

topic-asyncio

Status: Open.

#142044 In python/cpython;

·picnixz openedon Nov 28, 2025

Improve concurrent.interpreters documentation

docsDocumentation in the Doc dirDocumentation in the Doc dir

topic-subinterpreters

Status: Open.

#142041 In python/cpython;

·FabriceSalvaire openedon Nov 28, 2025

3.15.0a2 doesn't compile with <code>--with-pydebug</code>

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

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.

#142038 In python/cpython;

·xhochy openedon Nov 28, 2025