Consistently use Generic as the last base class (#10610)

stdlib/_ctypes.pyi

@@ -69,7 +69,7 @@ class _CData(metaclass=_CDataMeta):
     def __buffer__(self, __flags: int) -> memoryview: ...
     def __release_buffer__(self, __buffer: memoryview) -> None: ...
 
-class _SimpleCData(Generic[_T], _CData):
+class _SimpleCData(_CData, Generic[_T]):
     value: _T
     # The TypeVar can be unsolved here,
     # but we can't use overloads without creating many, many mypy false-positive errors
@@ -78,7 +78,7 @@ class _SimpleCData(Generic[_T], _CData):
 class _CanCastTo(_CData): ...
 class _PointerLike(_CanCastTo): ...
 
-class _Pointer(Generic[_CT], _PointerLike, _CData):
+class _Pointer(_PointerLike, _CData, Generic[_CT]):
     _type_: type[_CT]
     contents: _CT
     @overload
@@ -140,7 +140,7 @@ class _StructUnionBase(_CData, metaclass=_StructUnionMeta):
 class Union(_StructUnionBase): ...
 class Structure(_StructUnionBase): ...
 
-class Array(Generic[_CT], _CData):
+class Array(_CData, Generic[_CT]):
     @property
     @abstractmethod
     def _length_(self) -> int: ...

stdlib/csv.pyi

@@ -69,7 +69,7 @@ class excel(Dialect): ...
 class excel_tab(excel): ...
 class unix_dialect(Dialect): ...
 
-class DictReader(Generic[_T], Iterator[_DictReadMapping[_T | Any, str | Any]]):
+class DictReader(Iterator[_DictReadMapping[_T | Any, str | Any]], Generic[_T]):
     fieldnames: Sequence[_T] | None
     restkey: str | None
     restval: str | None

stdlib/tempfile.pyi

@@ -321,7 +321,7 @@ else:
             dir: GenericPath[AnyStr] | None = None,
         ) -> IO[Any]: ...
 
-class _TemporaryFileWrapper(Generic[AnyStr], IO[AnyStr]):
+class _TemporaryFileWrapper(IO[AnyStr], Generic[AnyStr]):
     file: IO[AnyStr]  # io.TextIOWrapper, io.BufferedReader or io.BufferedWriter
     name: str
     delete: bool