it's threading.Lock, not threading.LockType

stdlib/2and3/logging/__init__.pyi

@@ -129,7 +129,7 @@ class Filterer(object):
 class Handler(Filterer):
     level = ...  # type: int
     formatter = ...  # type: Optional[Formatter]
-    lock = ...  # type: Optional[threading.LockType]
+    lock = ...  # type: Optional[threading.Lock]
     def __init__(self, level: int = ...) -> None: ...
     def createLock(self) -> None: ...
     def acquire(self) -> None: ...