update type hinting and remove unnecessary supressions

app/helpers/url_safe_serializer.py

@@ -6,4 +6,7 @@
 
 
 def url_safe_serializer() -> URLSafeSerializer:
-    return URLSafeSerializer(current_app.secret_key, salt=cookie_session[EQ_SESSION_ID])
+    secret_key = current_app.secret_key
+    if secret_key is None:
+        raise ValueError("Flask application secret key is not set.")
+    return URLSafeSerializer(secret_key, salt=cookie_session[EQ_SESSION_ID])

tests/app/data_model/conftest.py

@@ -1,4 +1,3 @@
-# pylint: disable=redefined-outer-name
 from datetime import datetime, timedelta, timezone
 
 import pytest

tests/app/helpers/test_template_helpers.py

@@ -1,4 +1,3 @@
-# pylint: disable=too-many-lines
 from typing import Type
 
 import pytest