cpython

clinic

[3.15] gh-149321: Remove lazy_imports=none startup mode (GH-149389) (#150129 )

2026-06-08 22:55:57 +00:00

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

[3.15] gh-139808: Add branch protections for aarch64 in asm_trampoline.S (GH-130864) (#149730 )

2026-05-12 22:10:24 +02:00

asm_trampoline.S

[3.15] gh-139808: Add branch protections for aarch64 in asm_trampoline.S (GH-130864) (#149730 )

2026-05-12 22:10:24 +02:00

assemble.c

[3.15] gh-151112: Fix double free in assemble_init when out of memory (GH-151142) (#151205 )

2026-06-09 20:16:42 +00:00

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

[3.15] gh-151510: Fix __lazy_import__ without frame (GH-151511) (#151610 )

2026-06-17 18:40:33 +00:00

bootstrap_hash.c

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brc.c

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bytecodes.c

[3.15] gh-151436: Fix missing tstate->last_profiled_frame updates (GH-151437) (#151612 )

2026-06-19 10:24:53 +02:00

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-143732: SEND specialization (GH-148963)

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

ceval.c

[3.15] gh-151436: Fix missing tstate->last_profiled_frame updates (GH-151437) (#151612 )

2026-06-19 10:24:53 +02:00

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

[3.15] gh-151253: Dump the Python path configuration on _PyCodec_InitRegistry() failure (#151250 ) (#151269 )

2026-06-10 22:03:27 +02:00

codegen.c

GH-143732: SEND specialization (GH-148963)

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

compile.c

[3.15] gh-151112: Fix crash in compiler_mod() when entering the current compilation unit fails (GH-151234) (#151350 )

2026-06-11 15:22:31 +00:00

condvar.h

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config_common.h

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context.c

[3.15] gh-151773: Fix NULL dereference in PyContextVar_Set (GH-151836) (#152009 )

2026-06-23 14:46:05 +00:00

critical_section.c

[3.15] gh-150902: Optimize PyCriticalSection2 to skip locking the same locks held by the current CS2 (gh-151554)

2026-06-19 09:52:07 -04:00

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

[3.15] gh-151842: Fix crash upon OOM in _interpreters.capture_exception (GH-151843) (GH-152031)

2026-06-23 20:58:10 +00:00

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

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

[3.15] gh-151436: Fix missing tstate->last_profiled_frame updates (GH-151437) (#151612 )

2026-06-19 10:24:53 +02:00

fileutils.c

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flowgraph.c

[3.15] gh-151112: Move an assert that may fail in cfg_builder_check (GH-151153) (#151313 )

2026-06-11 09:46:04 +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: 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

[3.15] gh-146527: Fix memory leak in _PyGC_Fini() (GH-150969) (#150970 )

2026-06-05 14:11:37 +00:00

generated_cases.c.h

[3.15] gh-151436: Fix missing tstate->last_profiled_frame updates (GH-151437) (#151612 )

2026-06-19 10:24:53 +02:00

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

[3.15] gh-150178: Fix refcount leaks in hamt allocation failure paths (GH-150179) (#150303 )

2026-05-23 19:27:27 +00:00

hashtable.c

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import.c

[3.15] gh-150633: Properly handle null characters in the name when importing frozen modules (GH-150634) (GH-151100)

2026-06-08 18:58:11 +00:00

importdl.c

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index_pool.c

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initconfig.c

[3.15] gh-151218: Replace sys.flags in PyConfig_Set() (GH-151402) (#151552 )

2026-06-16 16:48:56 +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-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

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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

[3.15] gh-139808: Add branch protections for aarch64 in asm_trampoline.S (GH-130864) (#149730 )

2026-05-12 22:10:24 +02:00

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

[3.15] gh-150285: Fix too long docstrings in Argument Clinic code (GH-150338) (GH-150350)

2026-05-24 22:31:19 +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

[3.15] gh-145235: Make dict watcher API thread-safe for free-threaded builds (gh-145233) (#149690 )

2026-05-11 14:23:39 -04:00

optimizer_bytecodes.c

[3.15] gh-149459: Fix segfault when _LOAD_SPECIAL guard deoptimizes (GH-149478) (#149552 )

2026-05-08 11:48:04 +00:00

optimizer_cases.c.h

[3.15] gh-149459: Fix segfault when _LOAD_SPECIAL guard deoptimizes (GH-149478) (#149552 )

2026-05-08 11:48:04 +00:00

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

[3.15] gh-150723: Fix perf jitdump files on macOS (GH-150728) (#150832 )

2026-06-03 00:41:24 +00:00

perf_trampoline.c

[3.15] gh-149156: Fix perf trampoline crash after fork (GH-150347) (#150394 )

2026-05-25 19:19:22 +01:00

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

[3.15] gh-151218: Replace sys.flags in PyConfig_Set() (GH-151402) (#151552 )

2026-06-16 16:48:56 +00:00

pymath.c

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pystate.c

[3.15] gh-149335: Avoid JIT trace buffer asserts with overhead above FITNESS_INITIAL (GH-149633) (#150245 )

2026-05-24 12:48:58 +05:30

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

[3.15] gh-149685: Use the _Py prefix for private C macros (GH-149686) (GH-149790)

2026-05-13 23:29:08 +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

[3.15] gh-149619: Harden _remote_debugging error paths (GH-150349) (#150435 )

2026-05-25 23:02:37 +00:00

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: specialize mixed int/float inplace binary ops (GH-149413)

2026-05-06 13:59:08 +01:00

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

[3.15] gh-150700: Fix class-scope inline comprehensions when nested scopes reference __class__ and friends (GH-150735) (#151211 )

2026-06-09 16:33:04 -07:00

sysmodule.c

[3.15] gh-151218: Replace sys.flags in PyConfig_Set() (GH-151402) (#151552 )

2026-06-16 16:48:56 +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

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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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