cpython

clinic

gh-148110: Resolve lazy import filter names for relative imports (#148111 )

2026-04-06 22:29:02 +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-128341: Use _Py_ABI_SLOT in stdlib modules (#145770 )

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

asdl.c

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asm_trampoline.S

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assemble.c

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

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

ast_preprocess.c

gh-143055: Implementation of PEP 798 (#143056 )

2026-01-30 20:37:52 -08:00

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

gh-143055: Implementation of PEP 798 (#143056 )

2026-01-30 20:37:52 -08:00

bltinmodule.c

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

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

bootstrap_hash.c

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brc.c

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bytecodes.c

gh-131798: optimize through keyword and bound method calls in the JIT (GH-148466)

2026-04-13 21:14:48 +08:00

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-146640: Optimize int operations by mutating uniquely-referenced operands in place (JIT only) (GH-146641)

2026-04-03 23:23:04 +08:00

ceval.c

gh-148171: Convert CALL_BUILTIN_CLASS to leave arguments on the stack (gh-148381)

2026-04-11 23:01:25 +09:00

ceval.h

gh-142349: Implement PEP 810 - Explicit lazy imports (#142351 )

2026-02-12 00:15:33 +00:00

codecs.c

Python/codecs.c: Remove unused forward declaration (#139511 )

2025-10-03 13:33:49 +02:00

codegen.c

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

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

compile.c

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

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

condvar.h

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config_common.h

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context.c

gh-116738: make entering of contextvars.Context thread safe (#143074 )

2026-01-06 12:24:02 +05:30

critical_section.c

gh-144513: Skip critical section locking during stop-the-world (gh-144524)

2026-02-06 15:14:08 +00:00

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-148072: Cache pickle.dumps/loads per interpreter in XIData (GH-148125)

2026-04-06 11:37:02 -04:00

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-146636: PEP 803: add Py_TARGET_ABI3T and .abi3t.so extension (GH-146637)

2026-04-01 16:14:59 +02:00

dynload_stub.c

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dynload_win.c

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emscripten_signal.c

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emscripten_syscalls.c

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emscripten_trampoline_inner.c

gh-128627: Use __builtin_wasm_test_function_pointer_signature for Emscripten trampoline (#137470 )

2025-09-17 15:33:55 +01:00

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-131798: Split _CHECK_AND_ALLOCATE_OBJECT into smaller uops (GH-148433)

2026-04-13 02:31:24 +08:00

fileutils.c

gh-42400: Fix buffer overflow in _Py_wrealpath() for very long paths (#141529 )

2025-11-18 17:34:58 +01:00

flowgraph.c

gh-126835: Fix _PY_IS_SMALL_INT() macro (#146631 )

2026-03-30 12:48:18 +00:00

frame.c

gh-144446: Fix some frame object thread-safety issues (gh-144479)

2026-02-06 09:43:36 -05:00

frozen.c

gh-145278: Revert "freeze encodings (partially) and linecache (#145279 )" (#145689 )

2026-03-09 18:18:14 +00:00

frozenmain.c

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future.c

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gc_free_threading.c

gh-146527: Heap-allocate gc_stats to avoid bloating PyInterpreterState (#148057 )

2026-04-04 18:42:30 +01:00

gc_gil.c

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gc.c

gh-146527: Heap-allocate gc_stats to avoid bloating PyInterpreterState (#148057 )

2026-04-04 18:42:30 +01:00

generated_cases.c.h

gh-148483: Use Py_GCC_ATTRIBUTE(unused) for stop_tracing label (GH-148481)

2026-04-13 21:05:34 +08:00

getargs.c

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

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

getcompiler.c

gh-141341: Rename COMPILER macro to _Py_COMPILER on Windows (#141342 )

2025-11-10 15:50:51 +01:00

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-148110: Resolve lazy import filter names for relative imports (#148111 )

2026-04-06 22:29:02 +01:00

importdl.c

gh-140011: Delete importdl assertion that prevents importing embedded modules from packages (GH-141605)

2025-11-26 14:12:49 +01:00

index_pool.c

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initconfig.c

gh-146244: Fix initconfig.c SET_ITEM macro leaks dict on expression failure (GH-146246)

2026-03-25 19:09:56 +00:00

instruction_sequence.c

GH-143493: Conform to spec for generator expressions while supporting virtual iterators (GH-143569)

2026-01-16 09:11:58 +00:00

instrumentation.c

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

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

interpconfig.c

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

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

intrinsics.c

gh-111489: Remove _PyTuple_FromArray() alias (#139973 )

2025-10-11 22:58:14 +02:00

jit.c

GH-146128: Remove the buggy AArch64 "33rx" relocation (#146263 )

2026-04-07 07:52:59 +03:00

legacy_tracing.c

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

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

lock.c

gh-135871: Reload lock internal state while spinning in PyMutex_LockTimed (gh-146064)

2026-03-23 16:55:06 -04:00

marshal.c

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

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

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-145667: Merge GET_ITER and GET_YIELD_FROM_ITER (GH-146120)

2026-03-21 10:48:13 +00:00

optimizer_analysis.c

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

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

optimizer_bytecodes.c

gh-131798: optimize through keyword and bound method calls in the JIT (GH-148466)

2026-04-13 21:14:48 +08:00

optimizer_cases.c.h

gh-131798: optimize through keyword and bound method calls in the JIT (GH-148466)

2026-04-13 21:14:48 +08:00

optimizer_symbols.c

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

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

optimizer.c

gh-146073: Revert "gh-146073: Add fitness/exit quality mechanism for JIT trace frontend (GH-147966)" (#148082 )

2026-04-04 11:56:40 +00:00

parking_lot.c

gh-137433: Fix deadlock with stop-the-world and daemon threads (gh-137735)

2025-09-16 09:21:58 +01:00

pathconfig.c

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perf_jit_trampoline.c

gh-144194: Fix mmap failure check in perf_jit_trampoline.c (#143713 )

2026-01-28 13:30:17 +00:00

perf_trampoline.c

gh-144766: Fix a crash in fork child process when perf support is enabled. (#144795 )

2026-02-14 11:41:28 +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-146302: make Py_IsInitialized() thread-safe and reflect true init completion (GH-146303)

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

pymath.c

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pystate.c

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

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

pystats.c

gh-146073: Revert "gh-146073: Add fitness/exit quality mechanism for JIT trace frontend (GH-147966)" (#148082 )

2026-04-04 11:56:40 +00:00

pystrcmp.c

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pystrhex.c

gh-147944: Increase range of bytes_per_sep (GH-147946)

2026-04-01 08:33:30 +00:00

pystrtod.c

gh-141004: soft-deprecate Py_INFINITY macro (#141033 )

2025-11-12 13:44:49 +01:00

Python-ast.c

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

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

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-131798: optimize through keyword and bound method calls in the JIT (GH-148466)

2026-04-13 21:14:48 +08:00

remote_debug.h

gh-144316: Fix missing exception in _remote_debugging with debug=False (#144442 )

2026-02-26 21:14:34 +00:00

remote_debugging.c

gh-138122: Implement frame caching in RemoteUnwinder to reduce memory reads (#142137 )

2025-12-06 22:37:34 +00:00

specialize.c

gh-95004: specialize access to enums and fix scaling on free-threading (#148184 )

2026-04-07 21:43:50 +05:30

stackrefs.c

gh-131527: Stackref debug borrow checker (#140599 )

2025-11-05 11:12:56 -08:00

stdlib_module_names.h

gh-81313: Add the math.integer module (PEP-791) (GH-133909)

2025-10-31 16:13:43 +02:00

structmember.c

gh-41779: Allow defining any __slots__ for a class derived from tuple (GH-141763)

2026-01-06 11:36:00 +02:00

suggestions.c

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symtable.c

gh-145701: Fix __classdict__ & __conditional_annotations__ in class-scope inlined comprehensions (GH-145702)

2026-03-09 12:56:41 -07:00

sysmodule.c

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

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

thread_nt.h

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thread_pthread_stubs.h

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thread_pthread.h

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thread.c

gh-134745: Use "pymutex" for sys.thread_info on Windows (#141140 )

2025-11-06 16:10:39 +01:00

tier2_engine.md

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traceback.c

gh-145792: Fix incorrect alloca allocation size in traceback.c (#145814 )

2026-03-13 13:15:26 +01:00

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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