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cpython/Include/internal
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Hai Zhu 107863ee17 gh-144569: Avoid creating temporary objects in BINARY_SLICE for list, tuple, and unicode (GH-144590) 
* Scalar replacement of BINARY_SLICE for list, tuple, and unicode
2026-03-02 17:02:38 +00:00
..
mimalloc
gh-144490: Fix mimalloc debug build for C++ (#144620)
2026-02-10 11:56:52 +01:00
pycore_abstract.h
gh-135763: AC: Implement `allow_negative for Py_ssize_t` (#138150)
2025-09-01 22:55:22 +01:00
pycore_asdl.h
gh-87347: Add parenthesis around macro arguments (#93915)
2022-06-20 16:04:52 +02:00
pycore_ast_state.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_ast.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_atexit.h
gh-131238: Remove pycore_lock.h includes (#131483)
2025-03-19 23:46:25 +00:00
pycore_audit.h
gh-125604: Move _Py_AuditHookEntry, etc. Out of pycore_runtime.h (gh-125605)
2024-10-18 09:26:08 -06:00
pycore_backoff.h
gh-141504: Refactor policy object into a single opt_config (gh-143644)
2026-01-15 09:53:00 +09:00
pycore_bitutils.h
gh-108216: Cleanup #include in internal header files (#108228)
2023-08-21 18:05:59 +00:00
pycore_blocks_output_buffer.h
gh-139877: Use PyBytesWriter in pycore_blocks_output_buffer.h (#139976)
2025-10-14 10:03:55 -07:00
pycore_brc.h
gh-131238: Remove pycore_lock.h includes (#131483)
2025-03-19 23:46:25 +00:00
pycore_bytes_methods.h
gh-71679: Share the repr implementation between bytes and bytearray (GH-138181)
2025-09-17 11:10:29 +03:00
pycore_bytesobject.h
gh-139871: Add bytearray.take_bytes([n]) to efficiently extract bytes (GH-140128)
2025-11-13 13:19:44 +00:00
pycore_c_array.h
gh-130080: move _Py_EnsureArrayLargeEnough to a separate header so it can be used outside of the compiler (#130930)
2025-03-13 16:02:58 +00:00
pycore_call.h
gh-142217: Remove internal _Py_Identifier functions (#142219)
2025-12-03 14:33:32 +01:00
pycore_capsule.h
gh-108240: Add pycore_capsule.h internal header file (#108596)
2023-08-29 01:20:02 +00:00
pycore_cell.h
gh-144490: Fix C++ compatibility in pycore_cell.h (GH-144482)
2026-02-06 22:11:58 -05:00
pycore_ceval_state.h
gh-131238: Remove pycore_lock.h includes (#131483)
2025-03-19 23:46:25 +00:00
pycore_ceval.h
gh-144748: Make PyErr_CheckSignals raise the exception scheduled by PyThreadState_SetAsyncExc (GH-145178)
2026-03-02 11:47:32 +01:00
pycore_code.h
gh-144289: Remove ENABLE_SPECIALIZATION_FT (gh-144290)
2026-01-27 17:52:50 -05:00
pycore_codecs.h
gh-131238: Remove pycore_lock.h includes (#131483)
2025-03-19 23:46:25 +00:00
pycore_compile.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_complexobject.h
gh-128813: hide mixed-mode functions for complex arithmetic from C-API (#131703)
2025-04-22 14:18:18 +02:00
pycore_condvar.h
gh-131082: Add missing guards for WIN32_LEAN_AND_MEAN (#131044)
2025-03-11 12:33:01 +01:00
pycore_context.h
gh-140414: streamline thread state access in asyncio (#142742)
2025-12-15 16:57:51 +05:30
pycore_critical_section.h
gh-144969: Document that the free threading GC can change ob_tid (#144972)
2026-02-19 01:49:09 +01:00
pycore_crossinterp_data_registry.h
gh-132775: Support Fallbacks in _PyObject_GetXIData() (gh-133482)
2025-05-21 07:23:48 -06:00
pycore_crossinterp.h
gh-132775: Clean Up Cross-Interpreter Error Handling (gh-135369)
2025-06-13 16:45:21 -06:00
pycore_debug_offsets.h
gh-138122: Add exception profiling mode to the sampling profiler (#142561)
2025-12-11 20:46:34 +00:00
pycore_descrobject.h
gh-41779: Allow defining any __slots__ for a class derived from tuple (GH-141763)
2026-01-06 11:36:00 +02:00
pycore_dict_state.h
gh-124296: Remove private dictionary version tag (PEP 699) (#124472)
2024-10-01 12:39:56 -04:00
pycore_dict.h
gh-141510, PEP 814: Add built-in frozendict type (#144757)
2026-02-17 10:54:41 +01:00
pycore_dtoa.h
GH-131238: Core header refactor (GH-131250)
2025-03-17 09:19:04 +00:00
pycore_emscripten_signal.h
GH-108614: Unbreak emscripten build (GH-109132)
2023-09-08 17:54:45 +01:00
pycore_emscripten_trampoline.h
gh-145037: Fix Emscripten trampoline with emcc >= 4.0.19 (#145038)
2026-02-26 06:21:05 +08:00
pycore_exceptions.h
gh-129668: Fix thread-safety of MemoryError freelist in free threaded build (gh-129704)
2025-02-06 12:38:12 -05:00
pycore_faulthandler.h
gh-127604: Add C stack dumps to faulthandler (#128159)
2025-04-21 20:48:02 +01:00
pycore_fileutils_windows.h
gh-108220: Internal header files require Py_BUILD_CORE to be defined (#108221)
2023-08-21 19:15:52 +02:00
pycore_fileutils.h
gh-131238: Use pycore_interp_structs.h header (#131481)
2025-03-19 23:13:25 +00:00
pycore_floatobject.h
GH-131238: Core header refactor (GH-131250)
2025-03-17 09:19:04 +00:00
pycore_flowgraph.h
GH-143493: Conform to spec for generator expressions while supporting virtual iterators (GH-143569)
2026-01-16 09:11:58 +00:00
pycore_format.h
gh-104018: remove unused format "z" handling in string formatfloat() (#104107)
2023-05-07 10:11:42 +05:30
pycore_frame.h
gh-120321: Add gi_state, cr_state, and ag_state attributes (gh-144409)
2026-02-03 13:06:32 -05:00
pycore_freelist_state.h
gh-129813, PEP 782: Add PyBytesWriter C API (#138822)
2025-09-12 13:41:59 +02:00
pycore_freelist.h
gh-140544: store pointer to interpreter state as a thread local for fast access (#140573)
2025-10-25 19:56:07 +05:30
pycore_function.h
remove unused _PyFunction_LookupByVersion (GH-144814)
2026-02-14 14:09:01 +00:00
pycore_gc.h
GH-139951: Fix major GC performance regression (GH-140262)
2025-10-21 15:22:15 +01:00
pycore_genobject.h
gh-120321: Make gen.gi_frame.clear() thread-safe (gh-143112)
2026-01-08 14:45:54 -05:00
pycore_getopt.h
bpo-36763: Cleanup precmdline in _PyCoreConfig_Read() (GH-13371)
2019-05-17 03:15:12 +02:00
pycore_gil.h
gh-116322: Enable the GIL while loading C extension modules (#118560)
2024-05-06 23:07:23 -04:00
pycore_global_objects_fini_generated.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_global_objects.h
GH-131238: Core header refactor (GH-131250)
2025-03-17 09:19:04 +00:00
pycore_global_strings.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_hamt.h
GH-131238: Core header refactor (GH-131250)
2025-03-17 09:19:04 +00:00
pycore_hashtable.h
gh-107211: No longer export internal functions (5) (#108423)
2023-08-24 16:06:53 +00:00
pycore_import.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_importdl.h
gh-141169: Re-raise exception from findfuncptr (GH-141349)
2025-11-11 13:52:13 +01:00
pycore_index_pool.h
GH-131238: Core header refactor (GH-131250)
2025-03-17 09:19:04 +00:00
pycore_initconfig.h
gh-116749: Fix code comment for _PyConfig_GIL_DEFAULT (gh-141804)
2025-11-24 10:42:00 -05:00
pycore_instruction_sequence.h
GH-143493: Conform to spec for generator expressions while supporting virtual iterators (GH-143569)
2026-01-16 09:11:58 +00:00
pycore_instruments.h
gh-142913: Add test case for interpreter generator w/ overridden opcodes (#142911)
2026-01-16 10:33:29 -08:00
pycore_interp_structs.h
gh-141510: Update specializer to support frozendict (gh-144949)
2026-02-19 01:10:53 +09:00
pycore_interp.h
gh-131238: Remove includes from pycore_interp.h (#131495)
2025-03-20 11:35:23 +00:00
pycore_interpframe_structs.h
GH-140643: Add <native> and <GC> frames to the sampling profiler (#141108)
2025-11-17 13:39:00 +00:00
pycore_interpframe.h
gh-142913: Add test case for interpreter generator w/ overridden opcodes (#142911)
2026-01-16 10:33:29 -08:00
pycore_interpolation.h
gh-132661: Implement PEP 750 (#132662)
2025-04-30 11:46:41 +02:00
pycore_intrinsics.h
gh-116126: Implement PEP 696 (#116129)
2024-05-03 06:17:32 -07:00
pycore_jit.h
GH-126910: add test for manual frame unwinding (#144137)
2026-01-27 13:17:40 +00:00
pycore_lazyimportobject.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_list.h
gh-144569: Avoid creating temporary objects in BINARY_SLICE for list, tuple, and unicode (GH-144590)
2026-03-02 17:02:38 +00:00
pycore_llist.h
gh-111964: Implement stop-the-world pauses (gh-112471)
2024-01-23 11:08:23 -07:00
pycore_lock.h
gh-120321: Make gi_yieldfrom thread-safe in free-threading build (#144292)
2026-01-30 12:20:27 -05:00
pycore_long.h
gh-129813, PEP 782: Use PyBytesWriter in _PyBytes_FormatEx() (#138839)
2025-09-15 12:23:36 +02:00
pycore_magic_number.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_memoryobject.h
gh-132776: Revert Moving memoryview XIData Code to memoryobject.c (gh-132960)
2025-04-25 16:43:50 +00:00
pycore_mimalloc.h
gh-122584: Import mimalloc headers in a C++ context (#122587)
2024-08-15 09:01:01 -04:00
pycore_mmap.h
gh-142419: Add mmap.set_name method for user custom annotation (gh-142480)
2025-12-18 23:33:49 +09:00
pycore_modsupport.h
gh-129594: Remove redundant check on varargs in _PyArg_CheckPositional (#129595)
2025-05-26 10:51:12 +02:00
pycore_moduleobject.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_namespace.h
gh-107211: No longer export internal functions (4) (#107217)
2023-07-25 03:16:28 +00:00
pycore_object_alloc.h
gh-112529: Use GC heaps for GC allocations in free-threaded builds (gh-114157)
2024-01-21 01:14:45 +09:00
pycore_object_deferred.h
gh-117139: Convert the evaluation stack to stack refs (#118450)
2024-06-27 03:10:43 +08:00
pycore_object_stack.h
gh-125859: Fix crash when gc.get_objects is called during GC (#125882)
2024-10-24 09:33:11 -04:00
pycore_object_state.h
gh-125604: Move _Py_AuditHookEntry, etc. Out of pycore_runtime.h (gh-125605)
2024-10-18 09:26:08 -06:00
pycore_object.h
gh-139103: Improve namedtuple scaling in free-threaded build (gh-144332)
2026-02-06 09:43:05 -05:00
pycore_obmalloc_init.h
gh-113055: Use pointer for interp->obmalloc state (gh-113412)
2024-01-26 19:38:14 -08:00
pycore_obmalloc.h
gh-144319: Add huge pages support for pymalloc (#144320)
2026-01-29 12:26:11 +00:00
pycore_opcode_metadata.h
gh-145197: Fix JIT trace crash when recording function from cleared generator frame (GH-145220)
2026-02-25 16:52:53 +00:00
pycore_opcode_utils.h
gh-142863: optimize list and set calls with generator expressions (#142864)
2026-01-06 23:23:28 +05:30
pycore_optimizer_types.h
GH-144651: Optimize the new uops added when recording values during tracing. (GH-144948)
2026-02-19 11:52:57 +00:00
pycore_optimizer.h
GH-144651: Optimize the new uops added when recording values during tracing. (GH-144948)
2026-02-19 11:52:57 +00:00
pycore_parking_lot.h
gh-110850: Cleanup pycore_time.h includes (#115724)
2024-02-20 16:50:43 +00:00
pycore_parser.h
gh-122581: Use parser mutex in default build for subinterpreters (gh-142959)
2025-12-20 15:37:31 -05:00
pycore_pathconfig.h
gh-107211: No longer export internal functions (6) (#108424)
2023-08-24 17:28:35 +02:00
pycore_pyarena.h
gh-107211: Fix test_peg_generator (#108435)
2023-08-24 17:47:44 +00:00
pycore_pyatomic_ft_wrappers.h
gh-120321: Make gi_frame_state transitions atomic in FT build (gh-142599)
2025-12-19 19:10:37 +00:00
pycore_pybuffer.h
gh-76785: Rename _xxsubinterpreters to _interpreters (gh-117791)
2024-04-24 16:18:24 +00:00
pycore_pyerrors.h
gh-142913: Add test case for interpreter generator w/ overridden opcodes (#142911)
2026-01-16 10:33:29 -08:00
pycore_pyhash.h
GH-131238: Core header refactor (GH-131250)
2025-03-17 09:19:04 +00:00
pycore_pylifecycle.h
gh-136421: Load _datetime static types during interpreter initialization (GH-136583)
2025-07-21 13:47:26 -04:00
pycore_pymath.h
gh-142342: Fix m68k assembler operand constraints for %fpcr access (gh-142343)
2025-12-09 13:46:40 +00:00
pycore_pymem_init.h
gh-144914: use mimalloc for raw allocations on free-threading (#144916)
2026-02-18 04:16:27 +00:00
pycore_pymem.h
gh-116008: Detect freed thread state in faulthandler (#141988)
2025-11-27 12:35:00 +01:00
pycore_pystate.h
GH-139914: Handle stack growth direction on HPPA (GH-140028)
2025-11-17 14:41:22 +01:00
pycore_pystats.h
gh-131253: free-threaded build support for pystats (gh-137189)
2025-11-03 11:36:37 -08:00
pycore_pythonrun.h
gh-140222: Increase stack margin on debug build (#142452)
2025-12-09 16:25:46 +01:00
pycore_pythread.h
GH-131238: Core header refactor (GH-131250)
2025-03-17 09:19:04 +00:00
pycore_qsbr.h
gh-144438: Fix false sharing between QSBR and tlbc_index (gh-144554)
2026-02-17 11:12:25 -05:00
pycore_range.h
gh-89189: More compact range iterator (GH-27986)
2022-11-30 23:04:30 +02:00
pycore_runtime_init_generated.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_runtime_init.h
gh-131185: Use a proper thread-local for cached thread states (gh-132510)
2025-05-21 07:01:25 -06:00
pycore_runtime_structs.h
gh-145037: Fix Emscripten trampoline with emcc >= 4.0.19 (#145038)
2026-02-26 06:21:05 +08:00
pycore_runtime.h
gh-131238: Use pycore_interp_structs.h header (#131481)
2025-03-19 23:13:25 +00:00
pycore_semaphore.h
gh-137433: Fix deadlock with stop-the-world and daemon threads (gh-137735)
2025-09-16 09:21:58 +01:00
pycore_setobject.h
gh-130312: SET_ADD should not lock (#130136)
2025-03-21 15:58:32 -07:00
pycore_signal.h
gh-109693: Use pyatomic.h for signal module (gh-110480)
2023-10-10 08:26:29 +09:00
pycore_sliceobject.h
GH-115802: JIT "small" code for Windows (GH-115964)
2024-02-29 08:11:28 -08:00
pycore_stackref.h
gh-142472: Clean-up _PyStackRef functions (gh-142479)
2025-12-15 12:03:49 -05:00
pycore_stats.h
gh-131253: free-threaded build support for pystats (gh-137189)
2025-11-03 11:36:37 -08:00
pycore_strhex.h
gh-107211: No longer export pycore_strhex.h functions (#108229)
2023-08-21 18:12:22 +00:00
pycore_structs.h
GH-131498: Cases generator: manage stacks automatically (GH-132074)
2025-04-04 17:59:36 +01:00
pycore_structseq.h
gh-107211: No longer export internal functions (4) (#107217)
2023-07-25 03:16:28 +00:00
pycore_symtable.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_sysmodule.h
gh-108512: Add and use new replacements for PySys_GetObject() (GH-111035)
2025-05-28 20:11:09 +03:00
pycore_template.h
gh-132661: Implement PEP 750 (#132662)
2025-04-30 11:46:41 +02:00
pycore_time.h
Remove internal _PyTime_AsLong() function (#141053)
2025-11-05 18:37:06 +01:00
pycore_token.h
gh-132661: Implement PEP 750 (#132662)
2025-04-30 11:46:41 +02:00
pycore_traceback.h
gh-125434: Display thread name in faulthandler on Windows (#140675)
2025-10-27 18:41:18 +01:00
pycore_tracemalloc.h
gh-143057: avoid locking in tracemalloc C-APIs when it is not enabled (#143065)
2025-12-22 21:08:07 +05:30
pycore_tstate.h
gh-144438: Fix false sharing between QSBR and tlbc_index (gh-144554)
2026-02-17 11:12:25 -05:00
pycore_tuple.h
gh-144569: Avoid creating temporary objects in BINARY_SLICE for list, tuple, and unicode (GH-144590)
2026-03-02 17:02:38 +00:00
pycore_typedefs.h
gh-130931: Add pycore_typedefs.h internal header (#131396)
2025-03-19 15:23:32 +01:00
pycore_typeobject.h
gh-141510, PEP 814: Add built-in frozendict type (#144757)
2026-02-17 10:54:41 +01:00
pycore_typevarobject.h
gh-119180: Add evaluate functions for type params and type aliases (#122212)
2024-07-27 17:24:10 +00:00
pycore_ucnhash.h
gh-111972: Make Unicode name C APIcapsule initialization thread-safe (#112249)
2023-11-30 11:12:49 +01:00
pycore_unicodectype.h
gh-129117: Add unicodedata.isxidstart() function (#140269)
2025-10-30 10:18:12 +00:00
pycore_unicodeobject_generated.h
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
pycore_unicodeobject.h
gh-144569: Avoid creating temporary objects in BINARY_SLICE for list, tuple, and unicode (GH-144590)
2026-03-02 17:02:38 +00:00
pycore_unionobject.h
gh-105499: Merge typing.Union and types.UnionType (#105511)
2025-03-04 11:44:19 -08:00
pycore_uniqueid.h
GH-131238: Core header refactor (GH-131250)
2025-03-17 09:19:04 +00:00
pycore_uop_ids.h
gh-145122: Add _GUARD_NOS_ANY_DICT to prevent STORE_SUBSCR_DICT on frozendict (gh-145039)
2026-02-25 00:48:45 +09:00
pycore_uop_metadata.h
gh-145197: Fix JIT trace crash when recording function from cleared generator frame (GH-145220)
2026-02-25 16:52:53 +00:00
pycore_uop.h
GH-139109: Partial reworking of JIT data structures (GH-144105)
2026-01-22 10:55:49 +00:00
pycore_warnings.h
GH-131238: Core header refactor (GH-131250)
2025-03-17 09:19:04 +00:00
pycore_weakref.h
gh-135607: remove null checking of weakref list in dealloc of extension modules and objects (#135614)
2025-06-30 11:14:31 +00:00