remove Any from enum

Summary: `Any` is awful, and we can do a better job annotating. In particular, `object` is a better receiver in function parameters.

Reviewed By: yoney

Differential Revision: D64160650

fbshipit-source-id: c19ac185a7bd1b1c807f80c9f40b0caf90851f6b

thrift/lib/py3/types.pyi

@@ -72,12 +72,11 @@ class Set(Container): ...
 class Map(Container): ...
 
 class EnumMeta(type):
-    def __iter__(self: Type[_T]) -> Iterator[_T]: ...
-    def __reversed__(self: Type[_T]) -> Iterator[_T]: ...
-    # pyre-ignore[2]: it can be anything
-    def __contains__(self: Type[_T], item: Any) -> bool: ...
-    def __getitem__(self: Type[_T], name: str) -> _T: ...
-    def __len__(self) -> int: ...
+    def __iter__(cls: Type[_T]) -> Iterator[_T]: ...
+    def __reversed__(cls: Type[_T]) -> Iterator[_T]: ...
+    def __contains__(cls: Type[_T], item: object) -> bool: ...
+    def __getitem__(cls: Type[_T], name: str) -> _T: ...
+    def __len__(cls) -> int: ...
     @property
     def __members__(self: Type[_T]) -> Mapping[str, _T]: ...
 
@@ -91,12 +90,9 @@ class Enum(metaclass=EnumMeta):
     def __hash__(self) -> int: ...
     def __int__(self) -> int: ...
     def __index__(self) -> int: ...
-    # pyre-ignore[2]: it can be anything
-    def __eq__(self, other: Any) -> bool: ...
+    def __eq__(self, other: object) -> bool: ...
 
 class Flag(Enum):
-    # pyre-fixme[14]: `__contains__` overrides method defined in `EnumMeta`
-    #  inconsistently.
     # pyre-fixme[14]: `__contains__` overrides method defined in `EnumMeta`
     #  inconsistently.
     def __contains__(self: eT, other: eT) -> bool: ...