diff --git a/base/actions/actions.py b/base/actions/actions.py
index 879773a..9ac082e 100644
--- a/base/actions/actions.py
+++ b/base/actions/actions.py
@@ -173,7 +173,7 @@ def submit(
         domain: Dict[Text, Any],
     ) -> List[Dict]:
         """Define what the form has to do
-            after all required slots are filled"""
+        after all required slots are filled"""
 
         # utter submit template
         return []
@@ -516,7 +516,7 @@ def submit(
         domain: Dict[Text, Any],
     ) -> List[Dict]:
         """Define what the form has to do
-            after all required slots are filled"""
+        after all required slots are filled"""
 
         # utter submit template
         return []
@@ -796,7 +796,7 @@ async def submit(
         domain: Dict[Text, Any],
     ) -> List[Dict]:
         """Define what the form has to do
-            after all required slots are filled"""
+        after all required slots are filled"""
         data = self.get_risk_data(tracker)
         risk = utils.get_risk_level(data)
         study_a_arm = None
diff --git a/base/tests/test_forms.py b/base/tests/test_forms.py
index 15c1800..e8b602e 100644
--- a/base/tests/test_forms.py
+++ b/base/tests/test_forms.py
@@ -245,7 +245,10 @@ async def test_validate_location_text(self):
         """
         form = HealthCheckProfileForm()
 
-        tracker = self.get_tracker_for_text_slot_with_message("location", "Cape Town",)
+        tracker = self.get_tracker_for_text_slot_with_message(
+            "location",
+            "Cape Town",
+        )
 
         events = await form.validate(CollectingDispatcher(), tracker, {})
         assert events == [
@@ -265,7 +268,10 @@ async def test_validate_location_google_places(self):
             "geometry": {"location": {"lat": 1.23, "lng": 4.56}},
         }
 
-        tracker = self.get_tracker_for_text_slot_with_message("location", "Cape Town",)
+        tracker = self.get_tracker_for_text_slot_with_message(
+            "location",
+            "Cape Town",
+        )
 
         events = await form.validate(CollectingDispatcher(), tracker, {})
         assert events == [
@@ -285,7 +291,10 @@ async def test_validate_location_google_places_no_results(self):
         form.places_lookup = utils.AsyncMock()
         form.places_lookup.return_value = None
 
-        tracker = self.get_tracker_for_text_slot_with_message("location", "Cape Town",)
+        tracker = self.get_tracker_for_text_slot_with_message(
+            "location",
+            "Cape Town",
+        )
 
         dispatcher = CollectingDispatcher()
         events = await form.validate(dispatcher, tracker, {})
@@ -308,7 +317,10 @@ async def test_validate_location_google_places_error(self):
         form.places_lookup = utils.AsyncMock()
         form.places_lookup.side_effect = Exception()
 
-        tracker = self.get_tracker_for_text_slot_with_message("location", "Cape Town",)
+        tracker = self.get_tracker_for_text_slot_with_message(
+            "location",
+            "Cape Town",
+        )
 
         dispatcher = CollectingDispatcher()
         events = await form.validate(dispatcher, tracker, {})
@@ -505,7 +517,9 @@ def test_complete_form(self):
         form = HealthCheckProfileForm()
         dispatcher = CollectingDispatcher()
         tracker = utils.get_tracker_for_slot_from_intent(
-            form, "medical_condition", "no",
+            form,
+            "medical_condition",
+            "no",
         )
         result = form.submit(dispatcher, tracker, {})
         assert result == []
@@ -857,7 +871,14 @@ async def test_validate_yes_no_maybe(self):
 class TestActionSendStudyMessages:
     def get_tracker_with_slot(self, slots):
         return Tracker(
-            "default", slots, {"text": "test"}, [], False, None, {}, "action_listen",
+            "default",
+            slots,
+            {"text": "test"},
+            [],
+            False,
+            None,
+            {},
+            "action_listen",
         )
 
     @pytest.mark.asyncio
diff --git a/hh/actions/actions.py b/hh/actions/actions.py
index 759b417..e44f40e 100644
--- a/hh/actions/actions.py
+++ b/hh/actions/actions.py
@@ -361,7 +361,7 @@ async def submit(
         domain: Dict[Text, Any],
     ) -> List[Dict]:
         """Define what the form has to do
-            after all required slots are filled"""
+        after all required slots are filled"""
         return []
 
 
diff --git a/hh/tests/test_actions.py b/hh/tests/test_actions.py
index ce1b5ab..e363814 100644
--- a/hh/tests/test_actions.py
+++ b/hh/tests/test_actions.py
@@ -60,7 +60,8 @@ def test_validate_destination_province(self):
         dispatcher = CollectingDispatcher()
         response = form.validate_destination_province("1", dispatcher, tracker, {})
         self.assertEqual(
-            response, {"destination_province": "ec"},
+            response,
+            {"destination_province": "ec"},
         )
 
     def test_validate_university(self):
@@ -108,7 +109,8 @@ def test_validate_university_confirm(self):
         dispatcher = CollectingDispatcher()
         response = form.validate_university_confirm("1", dispatcher, tracker, {})
         self.assertEqual(
-            response, {"university_confirm": "AFDA", "campus_list": "*1.* Cenral"},
+            response,
+            {"university_confirm": "AFDA", "campus_list": "*1.* Cenral"},
         )
 
     def test_validate_campus(self):
@@ -126,7 +128,8 @@ def test_validate_campus(self):
         dispatcher = CollectingDispatcher()
         response = form.validate_campus("1", dispatcher, tracker, {})
         self.assertEqual(
-            response, {"campus": "Cenral"},
+            response,
+            {"campus": "Cenral"},
         )
 
     @patch("hh.actions.actions.CollectingDispatcher.utter_message")
@@ -145,7 +148,8 @@ def test_validate_vaccine_uptake(self, mock_utter):
         dispatcher = CollectingDispatcher()
         response = form.validate_vaccine_uptake("3", dispatcher, tracker, {})
         self.assertEqual(
-            response, {"vaccine_uptake": "NOT"},
+            response,
+            {"vaccine_uptake": "NOT"},
         )
         mock_utter.assert_called_once_with(template="utter_not_vaccinated")
 
@@ -466,7 +470,16 @@ async def test_assign_study_b_arm(self):
         }
         events = await action.run(
             dispatcher,
-            Tracker("27820001001", {}, {}, [], False, None, {}, "action_listen",),
+            Tracker(
+                "27820001001",
+                {},
+                {},
+                [],
+                False,
+                None,
+                {},
+                "action_listen",
+            ),
             {},
         )
         assert SlotSet("start_time", "2022-03-09T07:33:29.046948Z") in events