Use variable annotations everywhere (#2909)

stdlib/3/multiprocessing/context.pyi

@@ -21,10 +21,10 @@ class TimeoutError(ProcessError): ...
 class AuthenticationError(ProcessError): ...
 
 class BaseContext(object):
-    ProcessError = ...  # type: Type[Exception]
-    BufferTooShort = ...  # type: Type[Exception]
-    TimeoutError = ...  # type: Type[Exception]
-    AuthenticationError = ...  # type: Type[Exception]
+    ProcessError: Type[Exception]
+    BufferTooShort: Type[Exception]
+    TimeoutError: Type[Exception]
+    AuthenticationError: Type[Exception]
 
     # N.B. The methods below are applied at runtime to generate
     # multiprocessing.*, so the signatures should be identical (modulo self).
@@ -121,7 +121,7 @@ class Process(object):
     def _Popen(process_obj: Any) -> DefaultContext: ...
 
 class DefaultContext(object):
-    Process = ...  # type: Type[multiprocessing.Process]
+    Process: Type[multiprocessing.Process]
 
     def __init__(self, context: BaseContext) -> None: ...
     def get_context(self, method: Optional[str] = ...) -> BaseContext: ...
@@ -150,15 +150,15 @@ if sys.platform != 'win32':
 
     class ForkContext(BaseContext):
         _name: str
-        Process = ...  # type: Type[ForkProcess]
+        Process: Type[ForkProcess]
 
     class SpawnContext(BaseContext):
         _name: str
-        Process = ...  # type: Type[SpawnProcess]
+        Process: Type[SpawnProcess]
 
     class ForkServerContext(BaseContext):
         _name: str
-        Process = ...  # type: Type[ForkServerProcess]
+        Process: Type[ForkServerProcess]
 else:
     # TODO: type should be BaseProcess once a stub in multiprocessing.process exists
     class SpawnProcess(Any):  # type: ignore
@@ -169,7 +169,7 @@ else:
 
     class SpawnContext(BaseContext):
         _name: str
-        Process = ...  # type: Type[SpawnProcess]
+        Process: Type[SpawnProcess]
 
 def _force_start_method(method: str) -> None: ...
 # TODO: type should be BaseProcess once a stub in multiprocessing.process exists

stdlib/3/multiprocessing/dummy/__init__.pyi

@@ -14,11 +14,11 @@ JoinableQueue = Queue
 
 
 class DummyProcess(threading.Thread):
-    _children = ...  # type: weakref.WeakKeyDictionary
-    _parent = ...  # type: threading.Thread
-    _pid = ...  # type: None
-    _start_called = ...  # type: int
-    exitcode = ...  # type: Optional[int]
+    _children: weakref.WeakKeyDictionary
+    _parent: threading.Thread
+    _pid: None
+    _start_called: int
+    exitcode: Optional[int]
     def __init__(self, group=..., target=..., name=..., args=..., kwargs=...) -> None: ...
 
 Process = DummyProcess
@@ -27,9 +27,9 @@ class Namespace(object):
     def __init__(self, **kwds) -> None: ...
 
 class Value(object):
-    _typecode = ...  # type: Any
-    _value = ...  # type: Any
-    value = ...  # type: Any
+    _typecode: Any
+    _value: Any
+    value: Any
     def __init__(self, typecode, value, lock=...) -> None: ...
 
 

stdlib/3/multiprocessing/dummy/connection.pyi

@@ -2,18 +2,18 @@ from typing import Any, List, Optional, Tuple, Type, TypeVar
 
 from queue import Queue
 
-families = ...  # type: List[None]
+families: List[None]
 
 _TConnection = TypeVar('_TConnection', bound=Connection)
 _TListener = TypeVar('_TListener', bound=Listener)
 
 class Connection(object):
-    _in = ...  # type: Any
-    _out = ...  # type: Any
-    recv = ...  # type: Any
-    recv_bytes = ...  # type: Any
-    send = ...  # type: Any
-    send_bytes = ...  # type: Any
+    _in: Any
+    _out: Any
+    recv: Any
+    recv_bytes: Any
+    send: Any
+    send_bytes: Any
     def __enter__(self: _TConnection) -> _TConnection: ...
     def __exit__(self, exc_type, exc_value, exc_tb) -> None: ...
     def __init__(self, _in, _out) -> None: ...
@@ -21,7 +21,7 @@ class Connection(object):
     def poll(self, timeout: float = ...) -> bool: ...
 
 class Listener(object):
-    _backlog_queue = ...  # type: Optional[Queue]
+    _backlog_queue: Optional[Queue]
     @property
     def address(self) -> Optional[Queue]: ...
     def __enter__(self: _TListener) -> _TListener: ...