fixed unit test and linting

src/registrar/tests/test_utilities.py

@@ -1,13 +1,14 @@
 from django.test import TestCase
-from django.contrib.auth.models import User
+from registrar.models import User
 from waffle.testutils import override_flag
 from registrar.utility.waffle import flag_is_active_for_user
 
+
 class FlagIsActiveForUserTest(TestCase):
 
     def setUp(self):
         # Set up a test user
-        self.user = User.objects.create_user(username="testuser", password="testpassword")
+        self.user = User.objects.create_user(username="testuser")
 
     @override_flag("test_flag", active=True)
     def test_flag_active_for_user(self):

src/registrar/utility/waffle.py

@@ -1,11 +1,12 @@
 from django.http import HttpRequest
 from waffle.decorators import flag_is_active
 
+
 def flag_is_active_for_user(user, flag_name):
     """flag_is_active_for_user can be used when a waffle_flag may be
     activated for a user, but the context of where the flag needs to
     be tested does not have a request object available.
     When the request is available, flag_is_active should be used."""
     request = HttpRequest()
     request.user = user
-    return flag_is_active(request, flag_name)
+    return flag_is_active(request, flag_name)