Search results

Bug: abc.register will change the tp_flags but don't update the type_version.

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

topic-JIT

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

Status: Open.

#148450 In python/cpython;

· cocolato opened on Apr 12, 2026

BTPROTO_L2CAP not exposed on Windows despite Winsock supporting it

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

OS-windows

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#148449 In python/cpython;

· Leclowndu93150 opened on Apr 12, 2026

xml.sax expatreader: entity stack not cleaned up after error in external_entity_ref()

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.

#148448 In python/cpython;

· WYSIATI opened on Apr 12, 2026

Truth value of '0'

docsDocumentation in the Doc dirDocumentation in the Doc dir

Status: Open.

#148444 In python/cpython;

· siliconforks opened on Apr 12, 2026

Recursive _testcapi.pyobject_vectorcall() aborts with fatal stack overflow instead of raising RecursionError in a small-stack thread

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

Status: Open.

#148443 In python/cpython;

· ashm-dev opened on Apr 12, 2026

list's rich comparison has a race condition for non-trivial __eq__ and may return an incorrect result

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.

#148442 In python/cpython;

· KowalskiThomas opened on Apr 12, 2026

Heap Buffer Overflow in pyexpat Character Data Buffering

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

topic-XML

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

Status: Open.

#148441 In python/cpython;

· scovetta opened on Apr 12, 2026

JIT: _Py_uop_sym_set_recorded_type may receive a non-type at trace optimization time.

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

topic-JIT

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

Status: Open.

#148439 In python/cpython;

· Fidget-Spinner opened on Apr 12, 2026

JIT: _INIT_CALL_BOUND_METHOD loses too much information/_RECORD_BOUND_METHOD not implemented

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

topic-JIT

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#148438 In python/cpython;

· Fidget-Spinner opened on Apr 12, 2026

Buffer requests - itemsize, format, and PyBUF_SIMPLE

docsDocumentation in the Doc dirDocumentation in the Doc dir

topic-C-API

Status: Open.

#148431 In python/cpython;

· davidhewitt opened on Apr 12, 2026

make dist-pdf doesn't work, had to use different method

docsDocumentation in the Doc dirDocumentation in the Doc dir

Status: Open.

#148429 In python/cpython;

· SuperCowProducts opened on Apr 12, 2026

xml.dom.pulldom.DOMEventStream leaks file handles opened by parse()

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.

#148428 In python/cpython;

· WYSIATI opened on Apr 12, 2026