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Petr Viktorin 2452324001 gh-146636: PEP 803: add Py_TARGET_ABI3T and .abi3t.so extension (GH-146637) 
- Add Py_TARGET_ABI3T macro.
- Add ".abi3t.so" to importlib EXTENSION_SUFFIXES.
- Remove ".abi3.so" from importlib EXTENSION_SUFFIXES on Free Threading.
- Adjust tests

This is part of the implementation for PEP-803.
Detailed documentation to come later.

Co-authored-by: Nathan Goldbaum <nathan.goldbaum@gmail.com>
2026-04-01 16:14:59 +02:00
..
clinic
gh-142349: Implement PEP 810 - Explicit lazy imports (#142351)
2026-02-12 00:15:33 +00:00
frozen_modules
…
_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
…
asm_trampoline.S
gh-136459: Add perf trampoline support for macOS (#136461)
2025-07-22 16:47:24 +01:00
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
…
brc.c
…
bytecodes.c
gh-146558: JIT optimize dict access for objects with known hash (#146559)
2026-03-30 14:23:29 +00:00
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-146615: Fix format specifiers in Python/ directory (GH-146619)
2026-03-31 10:59:17 +03:00
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
…
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
gh-146615: Fix format specifiers in Python/ directory (GH-146619)
2026-03-31 10:59:17 +03:00
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
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
…
dynload_win.c
…
emscripten_signal.c
…
emscripten_syscalls.c
gh-124621: Emscripten: Fix __syscall_ioctl patch (GH-136993)
2025-07-22 15:05:26 +02:00
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-146558: JIT optimize dict access for objects with known hash (#146559)
2026-03-30 14:23:29 +00:00
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
Use PyConfig_Get() in frozenmain.c (#137421)
2025-08-06 14:33:28 +02:00
future.c
…
gc_free_threading.c
GH-146527: Add more data to GC statistics and add it to PyDebugOffsets (#146532)
2026-03-28 18:52:10 +00:00
gc_gil.c
…
gc.c
GH-146527: Add more data to GC statistics and add it to PyDebugOffsets (#146532)
2026-03-28 18:52:10 +00:00
generated_cases.c.h
gh-145876: Do not mask KeyErrors raised during dictionary unpacking in call (GH-146472)
2026-03-29 11:58:52 +03:00
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
…
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-145059: Record lazy modules without submodules in sys.lazy_modules (#146081)
2026-03-27 14:37:11 -07:00
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-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-127958: Trace from RESUME in the JIT (GH-145905)
2026-03-17 00:18:59 +08:00
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-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
gh-137400: Fix thread-safety issues when profiling all threads (gh-137518)
2025-08-13 14:15:12 -04:00
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-146386: fix missing va_end in _abiinfo_raise in modsupport.c (#146387)
2026-03-25 18:24:08 +05:30
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-146558: JIT optimize dict access for objects with known hash (#146559)
2026-03-30 14:23:29 +00:00
optimizer_bytecodes.c
gh-146558: JIT optimize dict access for objects with known hash (#146559)
2026-03-30 14:23:29 +00:00
optimizer_cases.c.h
gh-146558: JIT optimize dict access for objects with known hash (#146559)
2026-03-30 14:23:29 +00:00
optimizer_symbols.c
gh-146381: Constant-fold frozendict subscript lookups via REPLACE_OPCODE_IF_EVALUATES_PURE (gh-146490)
2026-03-28 09:48:53 +09:00
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
gh-137433: Fix deadlock with stop-the-world and daemon threads (gh-137735)
2025-09-16 09:21:58 +01:00
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-126910: Verify that JIT stencils preserve frame pointer (GH-146524)
2026-03-28 03:38:54 +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-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
…
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
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
…
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
gh-137884: Added threading.get_native_id() on Illumos/Solaris (GH-137927)
2025-08-20 17:10:44 +00:00
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
…

README 

Miscellaneous source files for the main Python shared library
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