Search results

Interpreter uses <code>DK_IS_UNICODE</code> where it should use <code>dk_kind == DICT_KEYS_UNICODE</code>

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

Status: Open.

#142908 In python/cpython;

·colesbury openedon Dec 17, 2025

Many functions in dictobject.c take a <code>PyInterpreterState *interp</code> parameter, but none of them use it.

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

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

Status: Open.

#142890 In python/cpython;

·markshannon openedon Dec 17, 2025

Improved performance and arguably simpler code for dictionaries by changing the keys layout

3.15new features, bugs and security fixesnew features, bugs and security fixes

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

performancePerformance or resource usagePerformance or resource usage

Status: Open.

#142889 In python/cpython;

·markshannon openedon Dec 17, 2025

optimize list/set calls with generator expression

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

performancePerformance or resource usagePerformance or resource usage

Status: Open.

#142863 In python/cpython;

·kumaraditya303 openedon Dec 17, 2025

Use-after-free in <code>Context.__eq__</code> via re-entrant <code>ContextVar.set</code>

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

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

Status: Open.

#142829 In python/cpython;

·jackfromeast openedon Dec 16, 2025

Python/perf_jit_trampoline.c: Header.reserved field uninitialized

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.

#142779 In python/cpython;

·stratakis openedon Dec 16, 2025

Leaked file descriptor in Python/import.c

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.

#142776 In python/cpython;

·stratakis openedon Dec 16, 2025

assertion failure at Objects/call.c:618: <code>PyObject *callmethod(PyThreadState *, PyObject *, const char *, struct __va_list_tag *): Assertion 'callable != NULL' failed.</code>

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

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

Status: Open.

#142737 In python/cpython;

·YuanchengJiang openedon Dec 15, 2025

Use-after-free in <code>OrderedDict.copy</code> via re-entrant <code>__get_item__</code>

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

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

Status: Open.

#142734 In python/cpython;

·jackfromeast openedon Dec 15, 2025

Use-after-free in <code>itertools.zip_longest_next/islice/batched</code> via re-entrant iterator

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

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

Status: Open.

#142732 In python/cpython;

·jackfromeast openedon Dec 15, 2025

Use-after-free in <code>builtin_delattr_impl</code> and <code>builtin_setattr_impl</code> via re-entrant <code>__hash__</code>

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

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

Status: Open.

#142731 In python/cpython;

·jackfromeast openedon Dec 15, 2025

Crash <code>msgspec</code> with Python 3.13.*

3.13bugs and security fixesbugs and security fixes

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

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

topic-C-API

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

Status: Open.

#142671 In python/cpython;

·shadchin openedon Dec 13, 2025