Search results

Add tkinter Text methods sync() and pendingsync()

Status: Open.

#151675 In python/cpython;

· serhiy-storchaka opened on Jun 18, 2026

Add tkinter Text methods edit_canundo() and edit_canredo()

Status: Open.

#151674 In python/cpython;

· serhiy-storchaka opened on Jun 18, 2026

Segfault: Py_DECREF(NULL) in setup_context/do_warn (_warnings.c) when emitting a warning under MemoryError

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

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

Status: Open.

#151673 In python/cpython;

· devdanzin opened on Jun 18, 2026

__lazy_import__ with a string fromlist doesn't resolve to the module being imported

3.15pre-release feature fixes, bugs and security fixespre-release feature fixes, bugs and security fixes

3.16new features, bugs and security fixesnew features, bugs and security fixes

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

topic-lazy-imports

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

Status: Open.

#151672 In python/cpython;

· brandtbucher opened on Jun 18, 2026

tarfile.TYarFile.add() does not normalize symlink targets on Windows

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

Status: Open.

#151669 In python/cpython;

· dnicolodi opened on Jun 18, 2026

LLVM libunwind bad-FDE warning for JIT frame registration with newer LLVM toolchains

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

Status: Open.

#151666 In python/cpython;

· DEVwXZ4Njdmo4hm opened on Jun 18, 2026

inspect.signature fails on TypeAliasType.evaluate_value

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

topic-typing

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

Status: Open.

#151665 In python/cpython;

· sirosen opened on Jun 18, 2026

Data race between gc.get_stats() and a concurrent collection under free-threading

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

topic-free-threading

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

Status: Open.

#151646 In python/cpython;

· Naserume opened on Jun 18, 2026

Data race in _PyImport_SetDLOpenFlags when sys.setdlopenflags() is called concurrently

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

topic-free-threading

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

Status: Open.

#151644 In python/cpython;

· Naserume opened on Jun 18, 2026

Data race between resize_buffer_lock_held and _Py_DecRefShared on a shared BytesIO buffer

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

topic-free-threading

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

Status: Open.

#151640 In python/cpython;

· Naserume opened on Jun 18, 2026

Concurrent calls to Counter.update can cause a use after free

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

topic-free-threading

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

Status: Open.

#151633 In python/cpython;

· KowalskiThomas opened on Jun 18, 2026

_find_incompatible_extension_module raises ModuleNotFoundError when sys.modules contains None for the parent package

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.

#151631 In python/cpython;

· hroncok opened on Jun 18, 2026