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Inconsistent argparse ArgumentParser parse_known_args() behavior when '--' is present in argument list

stdlibPython modules in the Lib dirPython modules in the Lib dir

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

Status: Open.

#136462�?In python/cpython;

· Valentin2208 opened on Jul 9, 2025

Consider enabling perf trampoline on macOS

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

OS-mac

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#136459�?In python/cpython;

· canova opened on Jul 9, 2025

<code>unittest</code> may incorrectly return exit code 5 when <code>setUpClass</code> raises an exception

stdlibPython modules in the Lib dirPython modules in the Lib dir

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

Status: Open.

#136442�?In python/cpython;

· ueshin opened on Jul 9, 2025

Multiple tests fail with <code>-OO</code>

easy

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.

#136438�?In python/cpython;

· sobolevn opened on Jul 8, 2025

Different parameter names in <code>os.path</code> documentation vs. runtime

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

stdlibPython modules in the Lib dirPython modules in the Lib dir

Status: Open.

#136437�?In python/cpython;

· chirizxc opened on Jul 8, 2025

<code>test_int_literal</code> failed on WASI: <code>tempfile</code> issue

OS-wasi

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.

#136436�?In python/cpython;

· sobolevn opened on Jul 8, 2025

<code>./python.exe -OO -m test test_concurrent_futures</code> fails

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

topic-subinterpreters

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

Status: Open.

#136434�?In python/cpython;

· sobolevn opened on Jul 8, 2025

<code>test_shutdown_timeout_handler_not_set</code> failed locally

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

topic-asyncio

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

Status: Open.

#136433�?In python/cpython;

· sobolevn opened on Jul 8, 2025

Performance improvement to uuid8 on “What’s New” page

3.14bugs and security fixesbugs and security fixes

docsDocumentation in the Doc dirDocumentation in the Doc dir

easy

stdlibPython modules in the Lib dirPython modules in the Lib dir

Status: Open.

#136428�?In python/cpython;

· JostMigenda opened on Jul 8, 2025

Destructing <code>_datetime</code> in sub-interpreters in the same time may crash the process

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

topic-subinterpreters

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

Status: Open.

#136423�?In python/cpython;

· aisk opened on Jul 8, 2025

Import <code>_datetime</code> in sub-interpreters in the same time may crash the process

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

topic-subinterpreters

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

Status: Open.

#136421�?In python/cpython;

· aisk opened on Jul 8, 2025

Add os.linkat() function to create a hard link with flags

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

type-featureA feature request or enhancementA feature request or enhancement

Status: Open.

#136413�?In python/cpython;

· vstinner opened on Jul 8, 2025