refactor: address PR reviews

cms/djangoapps/contentstore/rest_api/v2/serializers/home.py

@@ -10,7 +10,8 @@
 
 
 class UnsucceededCourseSerializerV2(serializers.Serializer):
-    """Serializer for unsucceeded course"""
+    """Serializer for unsucceeded course."""
+
     display_name = serializers.CharField()
     course_key = CourseKeyField()
     org = serializers.CharField()
@@ -52,12 +53,16 @@ def get_url(self, obj):
         return reverse_course_url('course_handler', obj.id)
 
     def get_is_active(self, obj):
-        """Check if the course is active."""
+        """Get whether the course is active or not."""
         return not obj.has_ended()
 
 
 class CourseHomeTabSerializerV2(serializers.Serializer):
     """Serializer for course home tab V2 with unsucceeded courses and in process course actions."""
 
     courses = CourseCommonSerializerV2(required=False, many=True)
-    in_process_course_actions = UnsucceededCourseSerializerV2(many=True, required=False, allow_null=True)
+    in_process_course_actions = UnsucceededCourseSerializerV2(
+        many=True,
+        required=False,
+        allow_null=True
+    )

cms/djangoapps/contentstore/utils.py

@@ -1526,6 +1526,9 @@ def format_in_process_course_view(uca):
 def get_course_context_v2(request):
     """Get context of the homepage course tab from the Studio Home."""
 
+    # Importing here to avoid circular imports:
+    # ImportError: cannot import name 'reverse_course_url' from partially initialized module
+    # 'cms.djangoapps.contentstore.utils' (most likely due to a circular import)
     from cms.djangoapps.contentstore.views.course import (
         get_courses_accessible_to_user_v2,
         ENABLE_GLOBAL_STAFF_OPTIMIZATION,