cpython

clinic

gh-149595: Remove the sys._enablelegacywindowsfsencoding() function (#149596 )

2026-05-12 17:11:34 +01:00

frozen_modules

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_contextvars.c

gh-128341: Use _Py_ABI_SLOT in stdlib modules (#145770 )

2026-03-24 17:47:55 +00:00

_warnings.c

gh-143231: Add the module attribute to warnings.WarningMessage (GH-149298)

2026-05-03 09:35:47 +00:00

asdl.c

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asm_trampoline_aarch64.h

gh-139808: Add branch protections for aarch64 in asm_trampoline.S (#130864 )

2026-05-12 15:42:44 +00:00

asm_trampoline.S

gh-139808: Add branch protections for aarch64 in asm_trampoline.S (#130864 )

2026-05-12 15:42:44 +00:00

assemble.c

gh-146442: Fix various bugs in compiler pipeline (#146443 )

2026-03-30 22:04:04 +02:00

ast_preprocess.c

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ast_unparse.c

gh-143055: Fix crash in AST unparser when unparsing dict comprehension unpacking (#145556 )

2026-03-09 10:37:23 -07:00

ast.c

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bltinmodule.c

gh-148829: Implement PEP 661 (#148831 )

2026-04-27 19:28:30 -07:00

bootstrap_hash.c

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brc.c

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bytecodes.c

GH-149501: Fix compilation warning in _YIELD_VALUE uop (#149502 )

2026-05-12 22:47:35 +05:30

ceval_gil.c

gh-144748: Make PyErr_CheckSignals raise the exception scheduled by PyThreadState_SetAsyncExc (GH-145178)

2026-03-02 11:47:32 +01:00

ceval_macros.h

GH-143732: SEND specialization (GH-148963)

2026-05-05 15:19:16 +01:00

ceval.c

gh-149642: Fix interaction between exec and lazy_imports=all (#149643 )

2026-05-12 19:59:09 -07:00

ceval.h

gh-142186: Allow all PEP-669 events to be per-code object and disableable (GH-146182)

2026-04-22 09:08:23 +01:00

codecs.c

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codegen.c

GH-143732: SEND specialization (GH-148963)

2026-05-05 15:19:16 +01:00

compile.c

gh-148973: fix segfault on mismatch between consts size and oparg in compiler (#148974 )

2026-04-25 10:47:41 +01:00

condvar.h

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config_common.h

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context.c

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critical_section.c

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crossinterp_data_lookup.h

gh-147960: Fix memory leak in crossinterp _tuple_shared() on alloc failure (#147961 )

2026-04-01 18:34:55 +02:00

crossinterp_exceptions.h

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crossinterp.c

gh-147998: Fix possible memory leak in _pop_preserved (crossinterp.c) (GH-147999)

2026-05-04 16:45:31 +03:00

dtoa.c

gh-145633: Remove support for ancient ARM platforms with mixed-endian doubles (#145634 )

2026-03-11 12:39:24 +01:00

dup2.c

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dynamic_annotations.c

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dynload_hpux.c

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dynload_shlib.c

gh-148758: Fix dynamic loading file extensions for Cygwin (#148759 )

2026-05-13 21:50:24 +00:00

dynload_stub.c

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dynload_win.c

gh-148690: Build Windows freethreaded binaries into separate directory and include python3t.dll on GIL-enabled (GH-149218)

2026-05-04 17:45:08 +01:00

emscripten_signal.c

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emscripten_syscalls.c

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emscripten_trampoline_inner.c

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emscripten_trampoline.c

gh-145037: Fix Emscripten trampoline with emcc >= 4.0.19 (#145038 )

2026-02-26 06:21:05 +08:00

errors.c

gh-146480: Override the exception in _PyErr_SetKeyError() (#146486 )

2026-03-27 11:20:19 +00:00

executor_cases.c.h

GH-149501: Fix compilation warning in _YIELD_VALUE uop (#149502 )

2026-05-12 22:47:35 +05:30

fileutils.c

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flowgraph.c

gh-148871: extend and improve LOAD_COMMON_CONSTANT (GH-148971)

2026-05-02 19:59:51 +01:00

frame.c

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frozen.c

GH-145278: freeze encodings (partially) and linecache (#148347 )

2026-04-14 21:01:23 +01:00

frozenmain.c

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future.c

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gc_free_threading.c

gh-148937: revert process RSS based GC deferral (#149475 )

2026-05-07 14:32:14 +03:00

gc_gil.c

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gc.c

GH-148726: Add heap_size to generational GC (#149195 )

2026-05-04 22:14:45 +01:00

generated_cases.c.h

GH-149501: Fix compilation warning in _YIELD_VALUE uop (#149502 )

2026-05-12 22:47:35 +05:30

getargs.c

gh-146615: Fix format specifiers in Python/ directory (GH-146619)

2026-03-31 10:59:17 +03:00

getcompiler.c

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getcopyright.c

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getopt.c

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getplatform.c

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getversion.c

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hamt.c

GH-145247: Use _PyTuple_FromPair in Parser and Python (#145842 )

2026-03-11 21:08:18 +00:00

hashtable.c

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import.c

gh-149044: Implement PEP 820 – PySlot: Unified slot system for the C API (GH-149055)

2026-05-05 09:18:04 +02:00

importdl.c

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index_pool.c

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initconfig.c

gh-149879: Fix sys.orig_argv[0] on Cygwin: add ".exe" suffix (#149885 )

2026-05-15 15:55:34 +00:00

instruction_sequence.c

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instrumentation.c

gh-142186: Allow all PEP-669 events to be per-code object and disableable (GH-146182)

2026-04-22 09:08:23 +01:00

interpconfig.c

gh-146615: Fix format specifiers in Python/ directory (GH-146619)

2026-03-31 10:59:17 +03:00

intrinsics.c

gh-138325: steal list items in INTRINSIC_LIST_TO_TUPLE opcode (#149960 )

2026-05-18 12:07:12 +05:30

jit_publish.c

GH-126910: Add GNU backtrace support for unwinding JIT frames (#149104 )

2026-05-05 09:29:07 +01:00

jit_unwind.c

gh-139808: Add branch protections for aarch64 in asm_trampoline.S (#130864 )

2026-05-12 15:42:44 +00:00

jit.c

GH-143732: SEND specialization (GH-148963)

2026-05-05 15:19:16 +01:00

legacy_tracing.c

gh-148037: remove critical section from PyCode_Addr2Line (#148103 )

2026-04-10 17:58:17 +05:30

lock.c

gh-148820: Fix _PyRawMutex use-after-free on spurious semaphore wakeup (gh-148852)

2026-04-22 14:31:19 -04:00

marshal.c

gh-148418: Fix a possible reference leak in a corrupted TYPE_CODE marshal stream (GH-148419)

2026-05-04 16:42:02 +03:00

modsupport.c

gh-146636: Py_mod_abi mandatory for modules created from slots array (GH-146855)

2026-04-02 13:54:21 +02:00

mysnprintf.c

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mystrtoul.c

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object_stack.c

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opcode_targets.h

GH-143732: SEND specialization (GH-148963)

2026-05-05 15:19:16 +01:00

optimizer_analysis.c

gh-145235: Make dict watcher API thread-safe for free-threaded builds (gh-145233)

2026-05-11 11:39:55 -04:00

optimizer_bytecodes.c

gh-144140: Optimize len for frozen dict/set constants in optimizer (#149969 )

2026-05-18 12:20:42 +05:30

optimizer_cases.c.h

gh-144140: Optimize len for frozen dict/set constants in optimizer (#149969 )

2026-05-18 12:20:42 +05:30

optimizer_symbols.c

gh-146261: JIT: protect against function version changes (#146300 )

2026-04-13 02:23:47 +08:00

optimizer.c

GH-143732: SEND specialization (GH-148963)

2026-05-05 15:19:16 +01:00

parking_lot.c

gh-148820: Fix _PyRawMutex use-after-free on spurious semaphore wakeup (gh-148852)

2026-04-22 14:31:19 -04:00

pathconfig.c

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perf_jit_trampoline.c

GH-126910: Add gdb support for unwinding JIT frames (#146071 )

2026-05-02 13:42:03 +00:00

perf_trampoline.c

GH-126910: Add gdb support for unwinding JIT frames (#146071 )

2026-05-02 13:42:03 +00:00

preconfig.c

gh-146302: make Py_IsInitialized() thread-safe and reflect true init completion (GH-146303)

2026-04-11 21:54:23 +00:00

pyarena.c

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pyctype.c

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pyfpe.c

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pyhash.c

gh-141226: Deprecate PEP-456 support for embedders (#141287 )

2026-02-21 12:42:13 +01:00

pylifecycle.c

gh-149101: Implement PEP 788 (GH-149116)

2026-05-06 17:39:30 -04:00

pymath.c

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pystate.c

gh-145235: Make dict watcher API thread-safe for free-threaded builds (gh-145233)

2026-05-11 11:39:55 -04:00

pystats.c

gh-146073: Add fitness/exit quality mechanism for JIT trace frontend (GH-148089)

2026-04-24 10:37:01 +01:00

pystrcmp.c

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pystrhex.c

gh-149685: Use the _Py prefix for private C macros (GH-149686)

2026-05-13 19:14:05 +02:00

pystrtod.c

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Python-ast.c

gh-116021: Deprecate support for instantiating abstract AST nodes (#137865 )

2026-05-02 09:50:06 -07:00

Python-tokenize.c

gh-128341: Use _Py_ABI_SLOT in stdlib modules (#145770 )

2026-03-24 17:47:55 +00:00

pythonrun.c

gh-146615: Fix format specifiers in Python/ directory (GH-146619)

2026-03-31 10:59:17 +03:00

pytime.c

gh-145731: Fix negative timestamp during DST on Windows (GH-145728)

2026-03-10 09:45:07 +01:00

qsbr.c

gh-144438: Fix false sharing between QSBR and tlbc_index (gh-144554)

2026-02-17 11:12:25 -05:00

README

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record_functions.c.h

GH-143732: SEND specialization (GH-148963)

2026-05-05 15:19:16 +01:00

remote_debug.h

gh-137293: Ignore Exceptions when searching ELF File in Remote Debug (#137309 )

2026-05-05 01:51:39 +01:00

remote_debugging.c

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slots_generated.c

gh-149044: Implement PEP 820 – PySlot: Unified slot system for the C API (GH-149055)

2026-05-05 09:18:04 +02:00

slots.c

gh-149044: Implement PEP 820 – PySlot: Unified slot system for the C API (GH-149055)

2026-05-05 09:18:04 +02:00

slots.toml

gh-149044: Implement PEP 820 – PySlot: Unified slot system for the C API (GH-149055)

2026-05-05 09:18:04 +02:00

specialize.c

gh-100239: expose sq_repeat helpers for BINARY_OP_EXTEND (#148791 )

2026-05-08 11:12:20 +00:00

stackrefs.c

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stdlib_module_names.h

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structmember.c

gh-146270: Fix PyMember_SetOne(..., NULL) not being atomic (gh-148800)

2026-05-06 09:50:24 -04:00

suggestions.c

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symtable.c

gh-137814: Fix __qualname__ of __annotate__ (#137842 )

2026-04-15 21:52:30 -07:00

sysmodule.c

gh-149595: Remove the sys._enablelegacywindowsfsencoding() function (#149596 )

2026-05-12 17:11:34 +01:00

thread_nt.h

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thread_pthread_stubs.h

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thread_pthread.h

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thread.c

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tier2_engine.md

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traceback.c

gh-145559: Add PyUnstable_DumpTraceback() and PyUnstable_DumpTracebackThreads() (#148145 )

2026-05-06 15:01:12 +00:00

tracemalloc.c

gh-144763: Don't detach the GIL in tracemalloc (#144779 )

2026-02-18 15:57:48 +00:00

uniqueid.c

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vm-state.md

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