stdlib: More pos-only parameters to Protocols

stdlib/importlib/abc.pyi

@@ -69,7 +69,7 @@ if sys.version_info >= (3, 12):
         def invalidate_caches(self) -> None: ...
         # Not defined on the actual class, but expected to exist.
         def find_spec(
-            self, fullname: str, path: Sequence[str] | None, target: types.ModuleType | None = ...
+            self, __fullname: str, __path: Sequence[str] | None, __target: types.ModuleType | None = ...
         ) -> ModuleSpec | None: ...
 
     class PathEntryFinder(metaclass=ABCMeta):
@@ -84,7 +84,7 @@ else:
         def invalidate_caches(self) -> None: ...
         # Not defined on the actual class, but expected to exist.
         def find_spec(
-            self, fullname: str, path: Sequence[str] | None, target: types.ModuleType | None = ...
+            self, __fullname: str, __path: Sequence[str] | None, __target: types.ModuleType | None = ...
         ) -> ModuleSpec | None: ...
 
     class PathEntryFinder(Finder):

stdlib/multiprocessing/sharedctypes.pyi

@@ -73,7 +73,7 @@ def synchronized(obj: ctypes.Array[_CT], lock: _LockLike | None = None, ctx: Any
 def synchronized(obj: _CT, lock: _LockLike | None = None, ctx: Any | None = None) -> SynchronizedBase[_CT]: ...
 
 class _AcquireFunc(Protocol):
-    def __call__(self, block: bool = ..., timeout: float | None = ...) -> bool: ...
+    def __call__(self, __block: bool = ..., __timeout: float | None = ...) -> bool: ...
 
 class SynchronizedBase(Generic[_CT]):
     acquire: _AcquireFunc

stdlib/smtplib.pyi

@@ -68,9 +68,9 @@ def quotedata(data: str) -> str: ...
 
 class _AuthObject(Protocol):
     @overload
-    def __call__(self, challenge: None = None) -> str | None: ...
+    def __call__(self, __challenge: None = None) -> str | None: ...
     @overload
-    def __call__(self, challenge: bytes) -> str: ...
+    def __call__(self, __challenge: bytes) -> str: ...
 
 class SMTP:
     debuglevel: int

stdlib/sys/__init__.pyi

@@ -17,7 +17,9 @@ _OptExcInfo: TypeAlias = OptExcInfo  # noqa: Y047  # TODO: obsolete, remove fall
 
 # Intentionally omits one deprecated and one optional method of `importlib.abc.MetaPathFinder`
 class _MetaPathFinder(Protocol):
-    def find_spec(self, fullname: str, path: Sequence[str] | None, target: ModuleType | None = ...) -> ModuleSpec | None: ...
+    def find_spec(
+        self, __fullname: str, __path: Sequence[str] | None, __target: ModuleType | None = ...
+    ) -> ModuleSpec | None: ...
 
 # ----- sys variables -----
 if sys.platform != "win32":

stdlib/tkinter/dnd.pyi

@@ -6,7 +6,7 @@ if sys.version_info >= (3, 9):
     __all__ = ["dnd_start", "DndHandler"]
 
 class _DndSource(Protocol):
-    def dnd_end(self, target: Widget | None, event: Event[Misc] | None) -> None: ...
+    def dnd_end(self, __target: Widget | None, __event: Event[Misc] | None) -> None: ...
 
 class DndHandler:
     root: ClassVar[Tk | None]

stdlib/unittest/main.pyi

@@ -11,7 +11,7 @@ MAIN_EXAMPLES: str
 MODULE_EXAMPLES: str
 
 class _TestRunner(Protocol):
-    def run(self, test: unittest.suite.TestSuite | unittest.case.TestCase) -> unittest.result.TestResult: ...
+    def run(self, __test: unittest.suite.TestSuite | unittest.case.TestCase) -> unittest.result.TestResult: ...
 
 # not really documented
 class TestProgram:

stdlib/urllib/request.pyi

@@ -227,7 +227,8 @@ class ProxyDigestAuthHandler(BaseHandler, AbstractDigestAuthHandler):
 class _HTTPConnectionProtocol(Protocol):
     def __call__(
         self,
-        host: str,
+        __host: str,
+        *,
         port: int | None = ...,
         timeout: float = ...,
         source_address: tuple[str, int] | None = ...,