Address some version/platform specific cases

Author: brianschubert

stdlib/_msi.pyi

@@ -1,8 +1,10 @@
 import sys
+from typing import type_check_only
 
 if sys.platform == "win32":
     class MSIError(Exception): ...
     # Actual typename View, not exposed by the implementation
+    @type_check_only
     class _View:
         def Execute(self, params: _Record | None = ...) -> None: ...
         def GetColumnInfo(self, kind: int) -> _Record: ...
@@ -14,6 +16,7 @@ if sys.platform == "win32":
         __init__: None  # type: ignore[assignment]
 
     # Actual typename SummaryInformation, not exposed by the implementation
+    @type_check_only
     class _SummaryInformation:
         def GetProperty(self, field: int) -> int | bytes | None: ...
         def GetPropertyCount(self) -> int: ...
@@ -24,6 +27,7 @@ if sys.platform == "win32":
         __init__: None  # type: ignore[assignment]
 
     # Actual typename Database, not exposed by the implementation
+    @type_check_only
     class _Database:
         def OpenView(self, sql: str) -> _View: ...
         def Commit(self) -> None: ...
@@ -34,6 +38,7 @@ if sys.platform == "win32":
         __init__: None  # type: ignore[assignment]
 
     # Actual typename Record, not exposed by the implementation
+    @type_check_only
     class _Record:
         def GetFieldCount(self) -> int: ...
         def GetInteger(self, field: int) -> int: ...

stdlib/ast.pyi

@@ -1699,8 +1699,14 @@ if sys.version_info >= (3, 12):
                 self, *, name: str = ..., default_value: expr | None = ..., **kwargs: Unpack[_Attributes[int]]
             ) -> Self: ...
 
-class _ABC(type):
-    def __init__(cls, *args: Unused) -> None: ...
+if sys.version_info >= (3, 14):
+    @type_check_only
+    class _ABC(type):
+        def __init__(cls, *args: Unused) -> None: ...
+
+else:
+    class _ABC(type):
+        def __init__(cls, *args: Unused) -> None: ...
 
 if sys.version_info < (3, 14):
     @deprecated("Replaced by ast.Constant; removed in Python 3.14")

stdlib/imp.pyi

@@ -13,7 +13,7 @@ from _imp import (
 from _typeshed import StrPath
 from os import PathLike
 from types import TracebackType
-from typing import IO, Any, Protocol
+from typing import IO, Any, Protocol, type_check_only
 
 SEARCH_ERROR: int
 PY_SOURCE: int
@@ -39,6 +39,7 @@ class NullImporter:
 
 # Technically, a text file has to support a slightly different set of operations than a binary file,
 # but we ignore that here.
+@type_check_only
 class _FileLike(Protocol):
     closed: bool
     mode: str

stdlib/sys/__init__.pyi

@@ -378,6 +378,7 @@ def settrace(function: TraceFunction | None, /) -> None: ...
 if sys.platform == "win32":
     # A tuple of length 5, even though it has more than 5 attributes.
     @final
+    @type_check_only
     class _WinVersion(_UninstantiableStructseq, tuple[int, int, int, int, str]):
         @property
         def major(self) -> int: ...