cpython

clinic

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

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

frozen_modules

…

_contextvars.c

…

_warnings.c

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

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

asdl.c

…

asm_trampoline.S

…

assemble.c

gh-127958: Trace from RESUME in the JIT (GH-145905)

2026-03-17 00:18:59 +08:00

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

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

bootstrap_hash.c

…

brc.c

…

bytecodes.c

gh-146306: JIT: Optimize float operations by mutating uniquely-referenced operands in place (GH-146307)

2026-03-24 21:16:02 +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-146306: JIT: Optimize float operations by mutating uniquely-referenced operands in place (GH-146307)

2026-03-24 21:16:02 +08:00

ceval.c

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

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

ceval.h

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

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

codecs.c

…

codegen.c

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

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

compile.c

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

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

condvar.h

…

config_common.h

…

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

…

crossinterp_exceptions.h

…

crossinterp.c

gh-145376: Fix refleaks and double decref for code in Python/ (#145666 )

2026-03-10 10:46:13 +01:00

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

…

dynamic_annotations.c

…

dynload_hpux.c

…

dynload_shlib.c

…

dynload_stub.c

…

dynload_win.c

…

emscripten_signal.c

…

emscripten_syscalls.c

…

emscripten_trampoline_inner.c

…

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-143547: Fix PyErr_FormatUnraisable() fallback (#143557 )

2026-01-09 13:16:22 +01:00

executor_cases.c.h

gh-146306: JIT: Optimize float operations by mutating uniquely-referenced operands in place (GH-146307)

2026-03-24 21:16:02 +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-145667: Merge GET_ITER and GET_YIELD_FROM_ITER (GH-146120)

2026-03-21 10:48:13 +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

…

future.c

…

gc_free_threading.c

gh-144054: no deferred refcount for untracked (gh-144081)

2026-01-20 10:01:09 -08:00

gc_gil.c

…

gc.c

gh-141070: Rename PyUnstable_Object_Dump to PyObject_Dump (GH-142848)

2026-01-16 09:19:43 -05:00

generated_cases.c.h

gh-145866: Convert DICT_MERGE to leave its inputs on the stack to be cleaned up by _POP_TOP (GH-146329)

2026-03-24 18:31:41 +08:00

getargs.c

gh-144175: Add PyArg_ParseArray() function (#144283 )

2026-03-06 21:57:44 +00:00

getcompiler.c

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

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

getcopyright.c

…

getopt.c

…

getplatform.c

…

getversion.c

…

hamt.c

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

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

hashtable.c

…

import.c

gh-145055: Accept frozendict for globals in exec() and eval() (#145072 )

2026-03-05 12:35:43 +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

…

initconfig.c

gh-145990: sort --help-env sections by environment variable name (GH-145997)

2026-03-15 15:22:57 -07:00

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-127958: Trace from RESUME in the JIT (GH-145905)

2026-03-17 00:18:59 +08:00

interpconfig.c

…

intrinsics.c

…

jit.c

gh-144888: Replace bloom filter linked lists with continuous arrays to optimize executor invalidating performance (GH-145873)

2026-03-16 15:58:18 +00:00

legacy_tracing.c

…

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

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

modsupport.c

…

mysnprintf.c

…

mystrtoul.c

…

object_stack.c

…

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-146099: Optimize _GUARD_CODE_VERSION+IP via function version symbols (GH-146101)

2026-03-20 12:26:41 +00:00

optimizer_bytecodes.c

gh-146306: JIT: Optimize float operations by mutating uniquely-referenced operands in place (GH-146307)

2026-03-24 21:16:02 +08:00

optimizer_cases.c.h

gh-146306: JIT: Optimize float operations by mutating uniquely-referenced operands in place (GH-146307)

2026-03-24 21:16:02 +08:00

optimizer_symbols.c

gh-143414: Implement unique reference tracking for JIT, optimize unpacking of such tuples (GH-144300)

2026-03-23 00:57:23 +08:00

optimizer.c

gh-144888: JIT executor bloom filter wide-type optimization and function Inlining (GH-146114)

2026-03-19 00:58:14 +08:00

parking_lot.c

…

pathconfig.c

…

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-145092: Fix compiler warning for memchr() and wcschr() returning const pointer (GH-145093)

2026-02-22 10:01:27 +02:00

pyarena.c

…

pyctype.c

…

pyfpe.c

…

pyhash.c

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

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

pylifecycle.c

gh-144319: obtain SeLockMemoryPrivilege on Windows (#144928 )

2026-03-23 23:00:26 +00:00

pymath.c

…

pystate.c

gh-127958: Trace from RESUME in the JIT (GH-145905)

2026-03-17 00:18:59 +08:00

pystats.c

GH-135379: Top of stack caching for the JIT. (GH-135465)

2025-12-11 10:32:52 +00:00

pystrcmp.c

…

pystrhex.c

gh-144015: Add portable SIMD optimization for bytes.hex() et. al. (GH-143991)

2026-02-22 19:19:03 -08:00

pystrtod.c

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

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

Python-ast.c

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

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

Python-tokenize.c

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

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

pythonrun.c

gh-145055: Accept frozendict for globals in exec() and eval() (#145072 )

2026-03-05 12:35:43 +01:00

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

…

record_functions.c.h

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

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

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

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

stackrefs.c

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

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

stdlib_module_names.h

…

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

…

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-146197: Include a bit more information in sys._emscripten_info.runtime (#146346 )

2026-03-23 21:57:23 +00:00

thread_nt.h

…

thread_pthread_stubs.h

…

thread_pthread.h

…

thread.c

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

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

tier2_engine.md

…

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

…

vm-state.md

…