cpython

clinic

[3.14] gh-139748: fix leaks in AC error paths when using unicode FS-b… (#139789 )

2025-10-08 22:16:21 +05:30

frozen_modules

gh-97669: Create Tools/build/ directory (#97963 )

2022-10-17 12:01:00 +02:00

_contextvars.c

gh-128384: Use a context variable for warnings.catch_warnings (gh-130010)

2025-04-09 16:18:54 -07:00

_warnings.c

[3.14] gh-139640: Fix swallowing syntax warnings in different modules (GH-139755) (GH-140117)

2025-10-14 15:56:01 +00:00

asdl.c

bpo-43244: Remove ast.h, asdl.h, Python-ast.h headers (GH-24933)

2021-03-23 20:47:40 +01:00

asm_trampoline.S

[3.14] gh-136541: Fix several problems of perf trampolines in x86_64 and aarch64 (GH-136500) (#136544 )

2025-07-11 14:06:19 +00:00

assemble.c

gh-87859: Track Code Object Local Kinds For Arguments (gh-132980)

2025-04-29 02:21:47 +00:00

ast_preprocess.c

[3.14] gh-131927: Do not emit PEP 765 warnings in ast.parse() (GH-139642) (GH-140786)

2025-10-30 11:25:34 +00:00

ast_unparse.c

[3.14] gh-132661: Disallow Template/str concatenation after PEP 750 spec update (#135996 ) (#136901 )

2025-07-21 17:34:54 +02:00

ast.c

gh-132661: Implement PEP 750 (#132662 )

2025-04-30 11:46:41 +02:00

bltinmodule.c

[3.14] gh-140517: fix leak in map_next in strict mode (GH-140543) (#140554 )

2025-10-24 22:00:36 +05:30

bootstrap_hash.c

GH-131238: Core header refactor (GH-131250)

2025-03-17 09:19:04 +00:00

brc.c

Fix typos in documentation and comments (#119763 )

2024-06-04 10:22:22 +00:00

bytecodes.c

[3.14] gh-137400: Fix thread-safety issues when profiling all threads (gh-137518) (gh-137730)

2025-10-07 13:45:23 -04:00

ceval_gil.c

[3.14] GH-133136: Revise QSBR to reduce excess memory held (gh-135473) (#135912 )

2025-07-08 10:58:01 -07:00

ceval_macros.h

[3.14] gh-140104: Revert "Set next_instr properly in the JIT during exceptions (GH-140233) (GH-140687)" (#140890 )

2025-11-01 18:41:01 +00:00

ceval.c

[3.14] gh-137400: Fix thread-safety issues when profiling all threads (gh-137518) (gh-137730)

2025-10-07 13:45:23 -04:00

codecs.c

[3.14] gh-58124: Avoid CP_UTF8 in UnicodeDecodeError (GH-137415) (#137460 )

2025-10-07 19:39:31 +02:00

codegen.c

[3.14] gh-138349: Fix crash when combining module-level annotation and listcomp (#138363 ) (#138749 )

2025-09-11 08:43:57 +03:00

compile.c

[3.14] gh-131927: Do not emit PEP 765 warnings in ast.parse() (GH-139642) (GH-140786)

2025-10-30 11:25:34 +00:00

condvar.h

gh-104530: Enable native Win32 condition variables by default (GH-104531)

2024-02-02 13:50:51 +00:00

config_common.h

gh-76785: Add PyInterpreterConfig Helpers (gh-117170)

2024-04-02 20:35:52 +00:00

context.c

[3.14] gh-138192: Fix Context initialization so that all subinterpreters are assigned the MISSING value. (gh-138503) (#138505 )

2025-09-05 15:30:04 +03:00

critical_section.c

[3.14] gh-133296: Publicly expose critical section API that accepts PyMutex (gh-135899) (#136969 )

2025-07-22 12:44:59 +03:00

crossinterp_data_lookup.h

[3.14] gh-135443: Sometimes Fall Back to __main__.__dict__ For Globals (gh-135593)

2025-06-16 23:59:30 +00:00

crossinterp_exceptions.h

[3.14] gh-132775: Clean Up Cross-Interpreter Error Handling (gh-135492)

2025-06-14 02:08:25 +00:00

crossinterp.c

[3.14] gh-140306: Fix memory leaks in cross-interpreter data handling (GH-140307) (GH-140338)

2025-10-19 19:53:36 +00:00

dtoa.c

gh-131238: Add explicit includes to pycore headers (#131257 )

2025-03-17 12:32:43 +01:00

dup2.c

gh-108765: Python.h no longer includes <unistd.h> (#108783 )

2023-09-02 16:50:18 +02:00

dynamic_annotations.c

bpo-32241: Add the const qualifire to declarations of umodifiable strings. (#4748 )

2017-12-12 13:55:04 +02:00

dynload_hpux.c

gh-88402: Add new sysconfig variables on Windows (GH-110049)

2023-10-04 22:50:29 +00:00

dynload_shlib.c

gh-131238: Remove more includes from pycore_interp.h (#131480 )

2025-03-19 23:01:32 +01:00

dynload_stub.c

gh-88402: Add new sysconfig variables on Windows (GH-110049)

2023-10-04 22:50:29 +00:00

dynload_win.c

gh-131238: Remove pycore_runtime.h from pycore_pystate.h (#131356 )

2025-03-19 17:33:24 +01:00

emscripten_signal.c

GH-108614: Unbreak emscripten build (GH-109132)

2023-09-08 17:54:45 +01:00

emscripten_syscalls.c

[3.14] gh-124621: Emscripten: Support pyrepl in browser (GH-136931) (GH-136988)

2025-07-22 15:04:11 +02:00

emscripten_trampoline_inner.c

[3.14] gh-128627: Use __builtin_wasm_test_function_pointer_signature for Emscripten trampoline (GH-137470) (#139039 )

2025-09-17 17:21:01 +01:00

emscripten_trampoline.c

[3.14] gh-128627: Use __builtin_wasm_test_function_pointer_signature for Emscripten trampoline (GH-137470) (#139039 )

2025-09-17 17:21:01 +01:00

errors.c

[3.14] gh-139640: Fix swallowing syntax warnings in different modules (GH-139755) (GH-140117)

2025-10-14 15:56:01 +00:00

executor_cases.c.h

[3.14] gh-138264: Fix gcc 14 compiler warnings (GH-138265) (GH-138426)

2025-10-07 22:26:05 +02:00

fileutils.c

gh-124476: Fix decoding from the locale encoding in the C.UTF-8 locale (GH-132477)

2025-04-14 21:32:41 +03:00

flowgraph.c

[3.14] gh-137288: Fix bug where boolean expressions are not associated with the correct exception handler (GH-137310). (#137427 )

2025-08-12 12:56:37 +03:00

formatter_unicode.c

GH-131238: Core header refactor (GH-131250)

2025-03-17 09:19:04 +00:00

frame.c

gh-131173: Improve exception handling during take_ownership processing (#132620 )

2025-04-17 13:38:34 -07:00

frozen.c

GH-89435: os.path should not be a frozen module (#126924 )

2024-11-22 18:50:30 +00:00

frozenmain.c

gh-105716: Fix _PyInterpreterState_IsRunningMain() For Embedders (gh-117140)

2024-03-21 18:20:20 -06:00

future.c

gh-126139: Improve error message location for future statement with unknown feature (#126140 )

2024-10-29 23:57:59 +00:00

gc_free_threading.c

[3.14] gh-132917: fix data race on last_mem in free-threading gc (GH-134692) (#134802 )

2025-05-27 18:00:19 +00:00

gc_gil.c

gh-100240: Use a consistent implementation for freelists (#121934 )

2024-07-22 12:08:27 -04:00

gc.c

[3.14] gh-140358: Bring back elapsed time and unreachable count to gc debug output (GH-140359) (#140405 )

2025-10-27 15:29:43 +02:00

generated_cases.c.h

[3.14] gh-138264: Fix gcc 14 compiler warnings (GH-138265) (GH-138426)

2025-10-07 22:26:05 +02:00

getargs.c

[3.14] Revert "gh-112068: C API: Add support of nullable arguments in PyArg_Parse (GH-121303)" (GH-136991) (#137006 )

2025-07-22 19:16:31 +03:00

getcompiler.c

closes bpo-43278: remove unnecessary leading '\n' from COMPILER when build with GCC/Clang (GH-24606)

2021-02-25 20:24:21 -08:00

getcopyright.c

gh-126133: Only use start year in PSF copyright, remove end years (#126236 )

2024-11-12 15:59:19 +02:00

getopt.c

GH-133336: Remove reserved `-J` flag for Jython (#133444 )

2025-05-05 15:09:19 +00:00

getplatform.c

bpo-32150: Expand tabs to spaces in C files. (#4583 )

2017-11-28 17:56:10 +02:00

getversion.c

[3.14] gh-119132: Remove "experimental" tag from the CPython free-threading. (gh-135550) (gh-135565)

2025-06-16 14:58:14 +00:00

hamt.c

[3.14] gh-137440: Update comment in Python/hamt.c on importing for testing (GH-137441) (#137519 )

2025-10-07 20:47:26 +02:00

hashtable.c

gh-111545: Add Py_HashPointer() function (#112096 )

2023-12-06 15:09:22 +01:00

import.c

[3.14] gh-135443: Sometimes Fall Back to __main__.__dict__ For Globals (gh-135593)

2025-06-16 23:59:30 +00:00

importdl.c

Remove duplicate includes: Python/importdl.c (#132623 )

2025-04-18 02:49:19 +01:00

index_pool.c

[3.14] gh-91048: Refactor and optimize remote debugging module (#134652 ) (#134673 )

2025-05-25 22:10:20 +00:00

initconfig.c

[3.14] gh-138756: Fix leak of inittab memory in PyInitConfig_Free() (GH-138792) (#139703 )

2025-10-07 17:11:20 +00:00

instruction_sequence.c

GH-124715: Move trashcan mechanism into Py_Dealloc (GH-132280)

2025-04-30 11:37:53 +01:00

instrumentation.c

[3.14] gh-137400: Fix thread-safety issues when profiling all threads (gh-137518) (gh-137730)

2025-10-07 13:45:23 -04:00

interpconfig.c

GH-131238: Core header refactor (GH-131250)

2025-03-17 09:19:04 +00:00

intrinsics.c

Get rid of ERROR_IF's "label" parameter (GH-132654)

2025-04-29 17:21:53 -07:00

jit.c

[3.14] GH-134291: Support older macOS deployment targets for JIT builds (GH-137211) (#137701 )

2025-08-13 13:37:01 +03:00

legacy_tracing.c

[3.14] gh-137400: Fix thread-safety issues when profiling all threads (gh-137518) (gh-137730)

2025-10-07 13:45:23 -04:00

lock.c

[3.14] gh-134009: Expose PyMutex_IsLocked in the public C API (gh-134365) (#136971 )

2025-07-22 12:48:08 +03:00

marshal.c

[3.14] gh-140061: Use _PyObject_IsUniquelyReferenced() to check if objects are uniquely referenced (gh-140062) (gh-140157)

2025-10-15 14:49:17 +00:00

modsupport.c

gh-132909: handle overflow for 'K' format in do_mkvalue (#132911 )

2025-04-25 11:02:57 +00:00

mysnprintf.c

Add a warning message about PyOS_snprintf (#95993 )

2022-10-07 11:49:53 -07:00

mystrtoul.c

gh-108765: Python.h no longer includes <ctype.h> (#108831 )

2023-09-03 18:54:27 +02:00

object_stack.c

gh-100240: Use a consistent implementation for freelists (#121934 )

2024-07-22 12:08:27 -04:00

opcode_targets.h

gh-100239: specialize BINARY_OP/SUBSCR for list-slice (#132626 )

2025-05-01 10:28:52 +00:00

optimizer_analysis.c

[3.14] gh-137728 gh-137762: Fix bugs in the JIT with many local variables (GH-137764) (#137999 )

2025-08-21 17:00:05 +03:00

optimizer_bytecodes.c

[3.14] gh-135608: Add a null check for attribute promotion to fix a JIT crash (GH-135613) (#135739 )

2025-06-20 15:24:25 +08:00

optimizer_cases.c.h

[3.14] gh-135608: Add a null check for attribute promotion to fix a JIT crash (GH-135613) (#135739 )

2025-06-20 15:24:25 +08:00

optimizer_symbols.c

[3.14] gh-137728 gh-137762: Fix bugs in the JIT with many local variables (GH-137764) (#137999 )

2025-08-21 17:00:05 +03:00

optimizer.c

[3.14] GH-137573: mark _PyOptimizer_Optimize as no inline (GH-137731) (#137751 )

2025-08-14 11:51:33 +03:00

parking_lot.c

[3.14] gh-137433: Fix deadlock with stop-the-world and daemon threads (gh-137735) (GH-138965)

2025-10-07 20:46:52 +02:00

pathconfig.c

gh-111924: Fix data races when swapping allocators (gh-130287)

2025-02-20 11:31:15 -05:00

perf_jit_trampoline.c

[3.14] gh-136541: Fix several problems of perf trampolines in x86_64 and aarch64 (GH-136500) (#136544 )

2025-07-11 14:06:19 +00:00

perf_trampoline.c

[3.14] gh-136541: Fix several problems of perf trampolines in x86_64 and aarch64 (GH-136500) (#136544 )

2025-07-11 14:06:19 +00:00

preconfig.c

gh-106320: Remove private pylifecycle.h functions (#106400 )

2023-07-04 09:41:43 +00:00

pyarena.c

Chore: Fix typo in pyarena.c (#126527 )

2024-11-07 16:37:41 +01:00

pyctype.c

…

pyfpe.c

bpo-46315: Add ifdef HAVE_ feature checks for WASI compatibility (GH-30507)

2022-01-13 09:46:04 +01:00

pyhash.c

gh-122854: Add Py_HashBuffer() function (#122855 )

2024-08-30 15:42:27 +00:00

pylifecycle.c

[3.14] fix comment reference from man 7 signal to man 7 signal-safety (GH-138554) (#138594 )

2025-10-07 19:34:15 +01:00

pymath.c

bpo-45440: Remove pymath.c fallbacks (GH-28977)

2021-10-15 19:45:34 +02:00

pystate.c

[3.14] gh-140301: Fix memory leak in subinterpreter PyConfig cleanup (GH-140303) (#140360 )

2025-10-20 09:54:41 +00:00

pystrcmp.c

gh-108767: Replace ctype.h functions with pyctype.h functions (#108772 )

2023-09-01 18:36:53 +02:00

pystrhex.c

gh-108765: pystrhex: Replace stdlib.h abs() with Py_ABS() (#108830 )

2023-09-02 23:15:54 +02:00

pystrtod.c

gh-120026: soft deprecate Py_HUGE_VAL macro (#120027 )

2024-11-01 22:04:31 +00:00

Python-ast.c

[3.14] gh-140471: Fix buffer overflow in AST node initialization with malformed _fields (GH-140506) (#140509 )

2025-10-23 10:20:21 -07:00

Python-tokenize.c

gh-111178: Fix function signatures for test_types (#131455 )

2025-03-19 13:46:17 +00:00

pythonrun.c

[3.14] gh-137576: Fix for Basic REPL showing incorrect code in tracebacks with PYTHONSTARTUP (GH-137625) (#137771 )

2025-08-27 18:28:20 +03:00

pytime.c

gh-131238: Remove pycore_runtime.h from pycore_pystate.h (#131356 )

2025-03-19 17:33:24 +01:00

qsbr.c

[3.14] GH-133136: Revise QSBR to reduce excess memory held (gh-135473) (#135912 )

2025-07-08 10:58:01 -07:00

README

Issue #18093 : Factor out the programs that embed the runtime

2014-07-25 21:52:14 +10:00

remote_debug.h

[3.14] gh-91048: Revert the memory cache removal for remote debugging (GH-136440) (#136443 )

2025-07-09 02:21:56 +01:00

remote_debugging.c

[3.14] gh-134876: Add fallback for when process_vm_readv fails with ENOSYS (GH-134878) (#135240 )

2025-06-07 18:56:38 +00:00

specialize.c

[3.14] gh-139525: Don't specialize functions which have a modified vectorcall (GH-139524) (#139709 )

2025-10-08 09:13:34 -07:00

stackrefs.c

[3.14] gh-133590: ensure that TableEntry.linenumber_borrow is initialized (GH-133681) (#133872 )

2025-05-11 08:44:22 +00:00

stdlib_module_names.h

GH-91048: Minor fixes for `_remotedebugging & rename to _remote_debugging` (#133398 )

2025-05-05 02:30:14 +02:00

structmember.c

gh-132685: fix thread safety of PyMember_GetOne with _Py_T_OBJECT (#132690 )

2025-04-18 21:03:42 +05:30

suggestions.c

GH-131238: Core header refactor (GH-131250)

2025-03-17 09:19:04 +00:00

symtable.c

gh-132661: Implement PEP 750 (#132662 )

2025-04-30 11:46:41 +02:00

sysmodule.c

[3.14] gh-137400: Fix thread-safety issues when profiling all threads (gh-137518) (gh-137730)

2025-10-07 13:45:23 -04:00

thread_nt.h

GH-131296: Add missing UNREACHABLE mark in thread_nt.h (GH-131589)

2025-03-31 20:28:35 +01:00

thread_pthread_stubs.h

gh-125161: return non zero value in pthread_self on wasi (#125303 )

2024-10-13 20:59:41 +05:30

thread_pthread.h

gh-130115: fix thread identifiers for 32-bit musl (#130391 )

2025-04-04 16:31:37 +02:00

thread.c

gh-131238: Add explicit includes to pycore headers (#131257 )

2025-03-17 12:32:43 +01:00

tier2_engine.md

Docs: fix spelling of the word 'transferring' (#116641 )

2024-03-13 23:53:32 +01:00

traceback.c

[3.14] gh-137185: Fix _Py_DumpStack() async signal safety (gh-137187) (gh-137206)

2025-10-07 18:11:46 +00:00

tracemalloc.c

gh-131296: fix clang-cl warning in tracemalloc.c (#131514 )

2025-03-22 10:38:47 +01:00

uniqueid.c

gh-128923: Use zero to indicate unassigned unique id (#128925 )

2025-01-17 16:42:27 +01:00

vm-state.md

gh-133079: Remove Py_C_RECURSION_LIMIT & PyThreadState.c_recursion_remaining (GH-133080)

2025-04-29 12:56:20 +02:00