fix(typing): allow any object as first argument for get_type_hints (#4744)

get_type_hints works on more object

Fixes #4678

stdlib/3/typing.pyi

@@ -1,7 +1,10 @@
 import collections  # Needed by aliases like DefaultDict, see mypy issue 2986
 import sys
 from abc import ABCMeta, abstractmethod
-from types import CodeType, FrameType, TracebackType
+from types import BuiltinFunctionType, CodeType, FrameType, FunctionType, MethodType, ModuleType, TracebackType
+
+if sys.version_info >= (3, 7):
+    from types import MethodDescriptorType, MethodWrapperType, WrapperDescriptorType
 
 if sys.version_info >= (3, 9):
     from types import GenericAlias
@@ -585,9 +588,31 @@ class Pattern(Generic[AnyStr]):
 
 # Functions
 
+if sys.version_info >= (3, 7):
+    _get_type_hints_obj_allowed_types = Union[
+        object,
+        Callable[..., Any],
+        FunctionType,
+        BuiltinFunctionType,
+        MethodType,
+        ModuleType,
+        WrapperDescriptorType,
+        MethodWrapperType,
+        MethodDescriptorType,
+    ]
+else:
+    _get_type_hints_obj_allowed_types = Union[
+        object,
+        Callable[..., Any],
+        FunctionType,
+        BuiltinFunctionType,
+        MethodType,
+        ModuleType,
+    ]
+
 if sys.version_info >= (3, 9):
     def get_type_hints(
-        obj: Callable[..., Any],
+        obj: _get_type_hints_obj_allowed_types,
         globalns: Optional[Dict[str, Any]] = ...,
         localns: Optional[Dict[str, Any]] = ...,
         include_extras: bool = ...,
@@ -595,7 +620,9 @@ if sys.version_info >= (3, 9):
 
 else:
     def get_type_hints(
-        obj: Callable[..., Any], globalns: Optional[Dict[str, Any]] = ..., localns: Optional[Dict[str, Any]] = ...
+        obj: _get_type_hints_obj_allowed_types,
+        globalns: Optional[Dict[str, Any]] = ...,
+        localns: Optional[Dict[str, Any]] = ...,
     ) -> Dict[str, Any]: ...
 
 if sys.version_info >= (3, 8):