added type hint to method signature

smash/web/utils.py

@@ -5,11 +5,13 @@ from datetime import timedelta
 
 from web.algorithm import VerhoeffAlgorithm, LuhnAlgorithm
 
+from django.db import models
 from django.contrib.admin.utils import NestedObjects
 from django.utils.text import capfirst
 from django.utils.encoding import force_text
+from typing import List
 
-def get_deleted_objects(objs): 
+def get_deleted_objects(objs: List[models.Model]): 
     collector = NestedObjects(using='default')
     collector.collect(objs)
     #