Search results

Ubuntu freethreading build failed twice spuriously

Status: Open.

#150139 In python/cpython;

· jaraco opened on May 20, 2026

Bad collisions for frozenset hashes

performancePerformance or resource usagePerformance or resource usage

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

Status: Open.

#150134 In python/cpython;

· tim-one opened on May 20, 2026

ConfigParser.items() docstring does not describe the no-argument overload

Status: Open.

#150132 In python/cpython;

· Taeknology opened on May 19, 2026

Preserve argparse.FileType by making it possible to context manage files as they're opened

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

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#150125 In python/cpython;

· MojoVampire opened on May 19, 2026

Remove dead try/except StopIteration in asyncio.Lock._wake_up_first

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

topic-asyncio

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

Status: Open.

#150116 In python/cpython;

· deadlovelll opened on May 19, 2026

GitHub free threading CI failing with SIGTERM

testsTests in the Lib/test dirTests in the Lib/test dir

topic-free-threading

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

Status: Open.

#150114 In python/cpython;

· colesbury opened on May 19, 2026

Error in BaseEventLoop._sock_sendfile_fallback with offset 0

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

topic-asyncio

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

Status: Open.

#150107 In python/cpython;

· SteveJones opened on May 19, 2026

Python 3.15 datetime.strptime() %z behaviour change

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.

#150105 In python/cpython;

· suve opened on May 19, 2026

Expose OpenSSL's error queue

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

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

topic-SSL

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#150101 In python/cpython;

· samatjain opened on May 19, 2026

Move _testclinic to multi-phase init

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

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

Status: Open.

#150097 In python/cpython;

· cmaloney opened on May 19, 2026

Quadratic time in xml.etree.ElementTree when parsing text with a large number of comments

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.

#150096 In python/cpython;

· StanFromIreland opened on May 19, 2026

tarfile: zstopen uses except Exception: and leaks fileobj on BaseException, inconsistent with gzopen/bz2open/xzopen

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.

#150077 In python/cpython;

· lpyu001 opened on May 19, 2026