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Add more text MIME types with defined file extensions

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

triagedThe issue has been accepted as valid by a triager.The issue has been accepted as valid by a triager.

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#146343 In python/cpython;

· clin1234 opened on Mar 23, 2026

Add more video MIME types with defined file extensions

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.

#146341 In python/cpython;

· clin1234 opened on Mar 23, 2026

configparser.RawConfigParser.{OPTCRE,OPTCRE_NV} regexes vulnerable to quadratic backtracking

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.

#146333 In python/cpython;

· StanFromIreland opened on Mar 23, 2026

Copying interned object via copy

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.

#146323 In python/cpython;

· Red4Ru opened on Mar 23, 2026

Mark signal.[Signals.]SIGSTOP as unavailable on Windows

docsDocumentation in the Doc dirDocumentation in the Doc dir

OS-windows

Status: Open.

#146318 In python/cpython;

· jonathandung opened on Mar 23, 2026

test_strptime fails on musl libc hosts

OS-unsupported

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

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

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

Status: Open.

#146315 In python/cpython;

· awilfox opened on Mar 23, 2026

multiprocessing ResourceTracker can deadlock at shutdown when os.fork was used

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

topic-multiprocessing

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

Status: Open.

#146313 In python/cpython;

· gpshead opened on Mar 22, 2026

binascii base64 & base32 decode ignore excess padding bits in their input

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

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.

#146311 In python/cpython;

· gpshead opened on Mar 22, 2026

ensurepip looks for wheels in CWD when WHEEL_PKG_DIR is an empty string

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

topic-ensurepip

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

Status: Open.

#146310 In python/cpython;

· zahlman opened on Mar 22, 2026

Fix error handling issues in _remote_debugging module

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

Status: Open.

#146308 In python/cpython;

· pablogsal opened on Mar 22, 2026

Optimize float operations by mutating uniquely-referenced operands in place (JIT only)

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

performancePerformance or resource usagePerformance or resource usage

topic-JIT

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#146306 In python/cpython;

· eendebakpt opened on Mar 22, 2026

Py_IsInitialized() can return 1 before Py_InitializeEx() has completed.

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

topic-C-API

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

Status: Open.

#146302 In python/cpython;

· gpshead opened on Mar 22, 2026