[python 3.11] fix monkeytype.stubs' _rewrite_container

Needs to update the special case for `Tuple[()]` for Python 3.11's

python/cpython#91137

Signed-off-by: Michel Alexandre Salim <[email protected]>

Author: michel-slm

monkeytype/stubs.py

@@ -357,7 +357,7 @@ def rewrite_type_variable(self, type_variable: Any) -> str:
         )
 
     def make_builtin_tuple(self, elements: Iterable[str]) -> str:
-        res = ', '.join(elements)
+        res = ", ".join(elements)
         return res if res else "()"
 
     def make_container_type(self, container_type: str, elements: str) -> str:
@@ -593,7 +593,9 @@ def _rewrite_container(self, cls: type, container: type) -> type:
         args = getattr(container, "__args__", None)
         if args is None:
             return container
-        elif args == ((),):  # special case of empty tuple `Tuple[()]`
+        elif args == ((),) or (
+            container.__qualname__ == "Tuple" and args == ()
+        ):  # special case of empty tuple `Tuple[()]`
             elems: Tuple[Any, ...] = ()
         else:
             # Avoid adding a suffix for the first one so that