tornado: add some types

stubs/Pillow/PIL/Image.pyi

@@ -120,7 +120,7 @@ class Image:
     def __exit__(self, *args: Any) -> None: ...
     def close(self) -> None: ...
     def __eq__(self, other: object) -> bool: ...
-    def __array__(self) -> Any: ...  # returns numpy.array()
+    def __array__(self, dtype=...) -> Any: ...  # returns numpy.array()
     def __getstate__(self) -> _ImageState: ...
     def __setstate__(self, state: _ImageState) -> None: ...
     def tobytes(self, encoder_name: str = ..., *args) -> bytes: ...

stubs/tornado/@python2/tornado/locks.pyi

@@ -1,7 +1,8 @@
-from typing import Any, Optional
+from types import TracebackType
+from typing import Any, NoReturn, Optional, Type
 
 class _TimeoutGarbageCollector:
-    def __init__(self): ...
+    def __init__(self) -> None: ...
 
 class Condition(_TimeoutGarbageCollector):
     io_loop: Any
@@ -11,35 +12,37 @@ class Condition(_TimeoutGarbageCollector):
     def notify_all(self): ...
 
 class Event:
-    def __init__(self): ...
-    def is_set(self): ...
+    def __init__(self) -> None: ...
+    def is_set(self) -> bool: ...
     def set(self): ...
     def clear(self): ...
     def wait(self, timeout: Optional[Any] = ...): ...
 
 class _ReleasingContextManager:
-    def __init__(self, obj): ...
-    def __enter__(self): ...
+    def __init__(self, obj) -> None: ...
+    def __enter__(self) -> None: ...
     def __exit__(self, exc_type, exc_val, exc_tb): ...
 
 class Semaphore(_TimeoutGarbageCollector):
-    def __init__(self, value: int = ...): ...
-    def release(self): ...
+    def __init__(self, value: int = ...) -> None: ...
+    def release(self) -> None: ...
     def acquire(self, timeout: Optional[Any] = ...): ...
-    def __enter__(self): ...
+    def __enter__(self) -> NoReturn: ...
     __exit__: Any
-    def __aenter__(self): ...
-    def __aexit__(self, typ, value, tb): ...
+    def __aenter__(self) -> None: ...
+    def __aexit__(
+        self, typ: Optional[Type[BaseException]], value: Optional[BaseException], tb: Optional[TracebackType]
+    ) -> None: ...
 
-class BoundedSemaphore(Semaphore):
-    def __init__(self, value: int = ...): ...
-    def release(self): ...
+class BoundedSemaphore(Semaphore): ...
 
 class Lock:
-    def __init__(self): ...
+    def __init__(self) -> None: ...
     def acquire(self, timeout: Optional[Any] = ...): ...
-    def release(self): ...
-    def __enter__(self): ...
+    def release(self) -> None: ...
+    def __enter__(self) -> NoReturn: ...
     __exit__: Any
-    def __aenter__(self): ...
-    def __aexit__(self, typ, value, tb): ...
+    def __aenter__(self) -> None: ...
+    def __aexit__(
+        self, typ: Optional[Type[BaseException]], value: Optional[BaseException], tb: Optional[TracebackType]
+    ) -> None: ...