Fix Pylint: W0105(pointless-string-statement)

common/lib/xmodule/xmodule/open_ended_grading_classes/peer_grading_service.py

@@ -117,13 +117,12 @@ class PeerGradingService(GradingService):
         return result
 
 
-"""
-This is a mock peer grading service that can be used for unit tests
-without making actual service calls to the grading controller
-"""
-
-
 class MockPeerGradingService(object):
+    """
+    This is a mock peer grading service that can be used for unit tests
+    without making actual service calls to the grading controller
+    """
+
     def get_next_submission(self, problem_location, grader_id):
         return {
             'success': True,

lms/djangoapps/certificates/models.py

-from django.contrib.auth.models import User
-from django.db import models
-from django.db.models.signals import post_save
-from django.dispatch import receiver
-from django.conf import settings
-from datetime import datetime
-from model_utils import Choices
-from xmodule_django.models import CourseKeyField, NoneToEmptyManager
-from util.milestones_helpers import fulfill_course_milestone
-
 """
 Certificates are created for a student and an offering of a course.
 
@@ -55,6 +45,16 @@ Eligibility:
        unless he has allow_certificate set to False.
 """
 
+from django.contrib.auth.models import User
+from django.db import models
+from django.db.models.signals import post_save
+from django.dispatch import receiver
+from django.conf import settings
+from datetime import datetime
+from model_utils import Choices
+from xmodule_django.models import CourseKeyField, NoneToEmptyManager
+from util.milestones_helpers import fulfill_course_milestone
+
 
 class CertificateStatuses(object):
     deleted = 'deleted'