chore: flake8

invokeai/app/services/model_manager/__init__.py

@@ -1 +1 @@
-from .model_manager_default import ModelManagerService
+from .model_manager_default import ModelManagerService  # noqa F401

invokeai/frontend/merge/merge_diffusers.py

@@ -9,7 +9,7 @@ import curses
 import sys
 from argparse import Namespace
 from pathlib import Path
-from typing import List, Optional
+from typing import List
 
 import npyscreen
 from npyscreen import widget