Use the imported Tuple instead of fully qualified typing.Tuple

gqlalchemy/models.py

@@ -550,7 +550,7 @@ def get_base_labels() -> Set[str]:
 class GetOrCreateMixin:
     """Add a shortcut to either get or create a graph object in the database.
     """
-    def get_or_create(self, db: "Database") -> typing.Tuple["UniqueGraphObject", bool]:
+    def get_or_create(self, db: "Database") -> Tuple["UniqueGraphObject", bool]:
         """Return the graph entity and a flag for whether it was created in the database.
 
         Args: