Fix remaining Python 3.15 stubtest failures

Author: JelleZijlstra

stdlib/@tests/stubtest_allowlists/darwin-py315.txt

@@ -11,9 +11,6 @@ ctypes.c_double_complex._type_
 ctypes.c_float_complex._type_
 ctypes.c_longdouble_complex._type_
 (errno.ENOTCAPABLE)?
-mmap.MS_ASYNC
-mmap.MS_INVALIDATE
-mmap.MS_SYNC
 os.NODEV
 os.__all__
 posix.NODEV

stdlib/@tests/stubtest_allowlists/linux-py315.txt

@@ -2,44 +2,18 @@ _decimal
 _pyrepl.fancy_termios
 _pyrepl.unix_console
 _pyrepl.unix_eventqueue
-_socket.CAN_ISOTP_CHK_PAD_DATA
-_socket.CAN_ISOTP_CHK_PAD_LEN
-_socket.CAN_ISOTP_DEFAULT_EXT_ADDRESS
-_socket.CAN_ISOTP_DEFAULT_FLAGS
-_socket.CAN_ISOTP_DEFAULT_FRAME_TXTIME
-_socket.CAN_ISOTP_DEFAULT_LL_MTU
-_socket.CAN_ISOTP_DEFAULT_LL_TX_DL
-_socket.CAN_ISOTP_DEFAULT_LL_TX_FLAGS
-_socket.CAN_ISOTP_DEFAULT_PAD_CONTENT
-_socket.CAN_ISOTP_DEFAULT_RECV_BS
-_socket.CAN_ISOTP_DEFAULT_RECV_STMIN
-_socket.CAN_ISOTP_DEFAULT_RECV_WFTMAX
-_socket.CAN_ISOTP_EXTEND_ADDR
-_socket.CAN_ISOTP_FORCE_RXSTMIN
-_socket.CAN_ISOTP_FORCE_TXSTMIN
-_socket.CAN_ISOTP_HALF_DUPLEX
-_socket.CAN_ISOTP_LISTEN_MODE
 (_socket.CAN_ISOTP_LL_OPTS)?
 (_socket.CAN_ISOTP_OPTS)?
 (_socket.CAN_ISOTP_RECV_FC)?
-_socket.CAN_ISOTP_RX_EXT_ADDR
-_socket.CAN_ISOTP_RX_PADDING
 (_socket.CAN_ISOTP_RX_STMIN)?
-_socket.CAN_ISOTP_SF_BROADCAST
-_socket.CAN_ISOTP_TX_PADDING
 (_socket.CAN_ISOTP_TX_STMIN)?
-_socket.CAN_ISOTP_WAIT_TX_DONE
-_socket.IPV6_HDRINCL
 (_socket.SOL_CAN_ISOTP)?
 ctypes.c_double_complex._type_
 ctypes.c_float_complex._type_
 ctypes.c_longdouble_complex._type_
 # GitHub Actions' Python 3.15 Linux build currently lacks _decimal, so
 # decimal falls back to _pydecimal with different runtime signatures.
 decimal\..*
-mmap.MS_ASYNC
-mmap.MS_INVALIDATE
-mmap.MS_SYNC
 (mmap.mmap.madvise)?
 os.AT_NO_AUTOMOUNT
 os.AT_STATX_DONT_SYNC
@@ -97,33 +71,10 @@ profiling.sampling.live_collector.widgets
 readline.get_pre_input_hook
 (resource.RLIM_SAVED_CUR)?
 (resource.RLIM_SAVED_MAX)?
-socket.CAN_ISOTP_CHK_PAD_DATA
-socket.CAN_ISOTP_CHK_PAD_LEN
-socket.CAN_ISOTP_DEFAULT_EXT_ADDRESS
-socket.CAN_ISOTP_DEFAULT_FLAGS
-socket.CAN_ISOTP_DEFAULT_FRAME_TXTIME
-socket.CAN_ISOTP_DEFAULT_LL_MTU
-socket.CAN_ISOTP_DEFAULT_LL_TX_DL
-socket.CAN_ISOTP_DEFAULT_LL_TX_FLAGS
-socket.CAN_ISOTP_DEFAULT_PAD_CONTENT
-socket.CAN_ISOTP_DEFAULT_RECV_BS
-socket.CAN_ISOTP_DEFAULT_RECV_STMIN
-socket.CAN_ISOTP_DEFAULT_RECV_WFTMAX
-socket.CAN_ISOTP_EXTEND_ADDR
-socket.CAN_ISOTP_FORCE_RXSTMIN
-socket.CAN_ISOTP_FORCE_TXSTMIN
-socket.CAN_ISOTP_HALF_DUPLEX
-socket.CAN_ISOTP_LISTEN_MODE
 (socket.CAN_ISOTP_LL_OPTS)?
 (socket.CAN_ISOTP_OPTS)?
 (socket.CAN_ISOTP_RECV_FC)?
-socket.CAN_ISOTP_RX_EXT_ADDR
-socket.CAN_ISOTP_RX_PADDING
 (socket.CAN_ISOTP_RX_STMIN)?
-socket.CAN_ISOTP_SF_BROADCAST
-socket.CAN_ISOTP_TX_PADDING
 (socket.CAN_ISOTP_TX_STMIN)?
-socket.CAN_ISOTP_WAIT_TX_DONE
-socket.IPV6_HDRINCL
 (socket.SOL_CAN_ISOTP)?
 (socket.__all__)?

stdlib/@tests/stubtest_allowlists/py315.txt

@@ -2,15 +2,11 @@
 # New errors in Python 3.15
 # =========================
 
-(mmap.MS_ASYNC)?
-(mmap.MS_INVALIDATE)?
-(mmap.MS_SYNC)?
 (os.NODEV)?
 (posix.NODEV)?
 (resource.RLIMIT_NTHR)?
 (resource.RLIMIT_THREADS)?
 (resource.RLIMIT_UMTXP)?
-(socket.__all__)?
 
 # Importlib exposes deprecated or implementation-detail runtime APIs that the stubs deliberately omit or tighten.
 _frozen_importlib.BuiltinImporter.load_module
@@ -36,7 +32,6 @@ _pyrepl\..+
 _struct.Struct.pack_into
 _struct.pack
 _struct.pack_into
-builtins.compile
 ctypes.SetPointerType
 marshal.dump
 marshal.dumps
@@ -61,7 +56,6 @@ annotationlib.ForwardRef.__slots__
 annotationlib.ForwardRef.__stringifier_dict__
 
 # Static constructor behavior remains intentionally stricter for runtime AST helpers.
-ast.parse
 ast.type_param.__init__
 
 # Runtime incorrectly has `self`; same policy as py314.
@@ -85,7 +79,6 @@ dataclasses._MISSING_TYPE
 dataclasses.field
 
 # Runtime defaults/sentinels are not expressible without losing useful static signatures.
-difflib.unified_diff
 doctest.DocTestRunner.report_skip
 functools.partialmethod.__new__
 gzip.compress

stdlib/@tests/stubtest_allowlists/win32-py315.txt

@@ -1,5 +1,4 @@
 (_decimal.SPEC_VERSION)?
-_socket.IPV6_HDRINCL
 _winapi.DeregisterEventSource
 _winapi.EVENTLOG_AUDIT_FAILURE
 _winapi.EVENTLOG_AUDIT_SUCCESS
@@ -12,6 +11,4 @@ _winapi.RegisterEventSource
 _winapi.ReportEvent
 asyncio.windows_events.IocpProactor.finish_socket_func
 (decimal.SPEC_VERSION)?
-socket.IPV6_HDRINCL
-socket.__all__
 winreg.DeleteTree

stdlib/collections/__init__.pyi

@@ -315,13 +315,18 @@ class Counter(dict[_T, int], Generic[_T]):
     def __sub__(self, other: Counter[_T]) -> Counter[_T]: ...
     def __and__(self, other: Counter[_T]) -> Counter[_T]: ...
     def __or__(self, other: Counter[_S]) -> Counter[_T | _S]: ...  # type: ignore[override]
+    if sys.version_info >= (3, 15):
+        def __xor__(self, other: Counter[_S]) -> Counter[_T | _S]: ...  # type: ignore[override]
+
     def __pos__(self) -> Counter[_T]: ...
     def __neg__(self) -> Counter[_T]: ...
     # several type: ignores because __iadd__ is supposedly incompatible with __add__, etc.
     def __iadd__(self, other: SupportsItems[_T, int]) -> Self: ...  # type: ignore[misc]
     def __isub__(self, other: SupportsItems[_T, int]) -> Self: ...
     def __iand__(self, other: SupportsItems[_T, int]) -> Self: ...
     def __ior__(self, other: SupportsItems[_T, int]) -> Self: ...  # type: ignore[override,misc]
+    if sys.version_info >= (3, 15):
+        def __ixor__(self, other: Counter[_T]) -> Self: ...  # type: ignore[misc]
 
 # The pure-Python implementations of the "views" classes
 # These are exposed at runtime in `collections/__init__.py`