Correct several positional-only differences in third-party stubs (#7352)

stubs/contextvars/contextvars.pyi

@@ -38,6 +38,6 @@ class Context(Mapping[ContextVar[Any], Any]):
     def __init__(self) -> None: ...
     def run(self, callable: Callable[_P, _T], *args: _P.args, **kwargs: _P.kwargs) -> _T: ...
     def copy(self) -> Context: ...
-    def __getitem__(self, key: ContextVar[_T]) -> _T: ...
+    def __getitem__(self, __key: ContextVar[_T]) -> _T: ...
     def __iter__(self) -> Iterator[ContextVar[Any]]: ...
     def __len__(self) -> int: ...

stubs/frozendict/frozendict.pyi

@@ -15,7 +15,7 @@ class frozendict(Mapping[_KT, _VT], Generic[_KT, _VT]):
     @overload
     def __init__(self, iterable: Iterable[tuple[_KT, _VT]]) -> None: ...
     def __getitem__(self, key: _KT) -> _VT: ...
-    def __contains__(self, key: object) -> bool: ...
+    def __contains__(self, __key: object) -> bool: ...
     def copy(self: Self, **add_or_replace: _VT) -> Self: ...
     def __iter__(self) -> Iterator[_KT]: ...
     def __len__(self) -> int: ...

stubs/mock/mock/mock.pyi

@@ -48,7 +48,7 @@ class _Call(tuple[Any, ...]):
         self, value: Any = ..., name: Any | None = ..., parent: Any | None = ..., two: bool = ..., from_kall: bool = ...
     ) -> None: ...
     def __eq__(self, other: object) -> bool: ...
-    def __ne__(self, other: object) -> bool: ...
+    def __ne__(self, __other: object) -> bool: ...
     def __call__(self, *args: Any, **kwargs: Any) -> _Call: ...
     def __getattr__(self, attr: str) -> Any: ...
     @property

stubs/mysqlclient/MySQLdb/_mysql.pyi

@@ -63,8 +63,8 @@ class connection:
     def thread_id(self, *args, **kwargs) -> Any: ...
     def use_result(self, *args, **kwargs) -> Any: ...
     def warning_count(self, *args, **kwargs) -> Any: ...
-    def __delattr__(self, name) -> Any: ...
-    def __setattr__(self, name, value) -> Any: ...
+    def __delattr__(self, __name) -> Any: ...
+    def __setattr__(self, __name, __value) -> Any: ...
 
 class result:
     converter: Any
@@ -76,8 +76,8 @@ class result:
     def field_flags(self, *args, **kwargs) -> Any: ...
     def num_fields(self, *args, **kwargs) -> Any: ...
     def num_rows(self, *args, **kwargs) -> Any: ...
-    def __delattr__(self, name) -> Any: ...
-    def __setattr__(self, name, value) -> Any: ...
+    def __delattr__(self, __name) -> Any: ...
+    def __setattr__(self, __name, __value) -> Any: ...
 
 def connect(*args, **kwargs) -> Any: ...
 def debug(*args, **kwargs) -> Any: ...

stubs/psycopg2/psycopg2/_psycopg.pyi

@@ -92,15 +92,15 @@ class Column:
     table_oid: Any
     type_code: Any
     def __init__(self, *args, **kwargs) -> None: ...
-    def __eq__(self, other): ...
-    def __ge__(self, other): ...
-    def __getitem__(self, index): ...
+    def __eq__(self, __other): ...
+    def __ge__(self, __other): ...
+    def __getitem__(self, __index): ...
     def __getstate__(self): ...
-    def __gt__(self, other): ...
-    def __le__(self, other): ...
+    def __gt__(self, __other): ...
+    def __le__(self, __other): ...
     def __len__(self): ...
-    def __lt__(self, other): ...
-    def __ne__(self, other): ...
+    def __lt__(self, __other): ...
+    def __ne__(self, __other): ...
     def __setstate__(self, state): ...
 
 class ConnectionInfo:
@@ -202,15 +202,15 @@ class Notify:
     payload: Any
     pid: Any
     def __init__(self, *args, **kwargs) -> None: ...
-    def __eq__(self, other): ...
-    def __ge__(self, other): ...
-    def __getitem__(self, index): ...
-    def __gt__(self, other): ...
+    def __eq__(self, __other): ...
+    def __ge__(self, __other): ...
+    def __getitem__(self, __index): ...
+    def __gt__(self, __other): ...
     def __hash__(self): ...
-    def __le__(self, other): ...
+    def __le__(self, __other): ...
     def __len__(self): ...
-    def __lt__(self, other): ...
-    def __ne__(self, other): ...
+    def __lt__(self, __other): ...
+    def __ne__(self, __other): ...
 
 class OperationalError(psycopg2.DatabaseError): ...
 class ProgrammingError(psycopg2.DatabaseError): ...
@@ -265,7 +265,7 @@ class Xid:
     prepared: Any
     def __init__(self, *args, **kwargs) -> None: ...
     def from_string(self, *args, **kwargs): ...
-    def __getitem__(self, index): ...
+    def __getitem__(self, __index): ...
     def __len__(self): ...
 
 _cursor = cursor

stubs/requests/requests/structures.pyi

@@ -17,4 +17,4 @@ class LookupDict(dict[str, _VT]):
     def __init__(self, name: Any = ...) -> None: ...
     def __getitem__(self, key: str) -> _VT | None: ...  # type: ignore[override]
     def __getattr__(self, attr: str) -> _VT: ...
-    def __setattr__(self, attr: str, value: _VT) -> None: ...
+    def __setattr__(self, __attr: str, __value: _VT) -> None: ...