Move edxnotes model import down into method.

lms/djangoapps/edxnotes/decorators.py

@@ -7,7 +7,6 @@ import json
 from django.conf import settings
 
 from edxmako.shortcuts import render_to_string
-from edxnotes.helpers import generate_uid, get_edxnotes_id_token, get_public_endpoint, get_token_url, is_feature_enabled
 
 
 def edxnotes(cls):
@@ -20,6 +19,8 @@ def edxnotes(cls):
         """
         Returns raw html for the component.
         """
+        # Import is placed here to avoid model import at project startup.
+        from edxnotes.helpers import generate_uid, get_edxnotes_id_token, get_public_endpoint, get_token_url, is_feature_enabled
         is_studio = getattr(self.system, "is_author_mode", False)
         course = self.descriptor.runtime.modulestore.get_course(self.runtime.course_id)
 

lms/djangoapps/edxnotes/tests.py

@@ -106,10 +106,10 @@ class EdxNotesDecoratorTest(ModuleStoreTestCase):
         self.problem = TestProblem(self.course)
 
     @patch.dict("django.conf.settings.FEATURES", {'ENABLE_EDXNOTES': True})
-    @patch("edxnotes.decorators.get_public_endpoint", autospec=True)
-    @patch("edxnotes.decorators.get_token_url", autospec=True)
-    @patch("edxnotes.decorators.get_edxnotes_id_token", autospec=True)
-    @patch("edxnotes.decorators.generate_uid", autospec=True)
+    @patch("edxnotes.helpers.get_public_endpoint", autospec=True)
+    @patch("edxnotes.helpers.get_token_url", autospec=True)
+    @patch("edxnotes.helpers.get_edxnotes_id_token", autospec=True)
+    @patch("edxnotes.helpers.generate_uid", autospec=True)
     def test_edxnotes_enabled(self, mock_generate_uid, mock_get_id_token, mock_get_token_url, mock_get_endpoint):
         """
         Tests if get_html is wrapped when feature flag is on and edxnotes are