diff --git a/cms/djangoapps/contentstore/views/tests/test_access.py b/cms/djangoapps/contentstore/views/tests/test_access.py
index 1fbdbdf848..d0918195f8 100644
--- a/cms/djangoapps/contentstore/views/tests/test_access.py
+++ b/cms/djangoapps/contentstore/views/tests/test_access.py
@@ -11,6 +11,7 @@ from student.tests.factories import AdminFactory
 from student.auth import add_users
 from contentstore.views.access import get_user_role
 
+
 class RolesTest(TestCase):
     """
     Tests for user roles.
diff --git a/cms/djangoapps/contentstore/views/tests/test_assets.py b/cms/djangoapps/contentstore/views/tests/test_assets.py
index 71e8d2e79e..b4af6f9fb4 100644
--- a/cms/djangoapps/contentstore/views/tests/test_assets.py
+++ b/cms/djangoapps/contentstore/views/tests/test_assets.py
@@ -114,6 +114,7 @@ class PaginationTestCase(AssetsTestCase):
             self.assertGreaterEqual(name1, name2)
             self.assertGreaterEqual(name2, name3)
 
+
 class UploadTestCase(AssetsTestCase):
     """
     Unit tests for uploading a file
diff --git a/cms/djangoapps/contentstore/views/tests/test_checklists.py b/cms/djangoapps/contentstore/views/tests/test_checklists.py
index 327254564d..33bfe5e48d 100644
--- a/cms/djangoapps/contentstore/views/tests/test_checklists.py
+++ b/cms/djangoapps/contentstore/views/tests/test_checklists.py
@@ -113,7 +113,6 @@ class ChecklistTestCase(CourseTestCase):
         self.assertEqual('CourseOutline', get_first_item(persisted_checklist).get('action_url'))
         self.compare_checklists(persisted_checklist, returned_checklist)
 
-
     def test_update_checklists_delete_unsupported(self):
         """ Delete operation is not supported. """
         update_url = self.location.url_reverse('checklists/', '100')
diff --git a/cms/djangoapps/contentstore/views/tests/test_course_index.py b/cms/djangoapps/contentstore/views/tests/test_course_index.py
index 496b9b7056..4ca23ee43b 100644
--- a/cms/djangoapps/contentstore/views/tests/test_course_index.py
+++ b/cms/djangoapps/contentstore/views/tests/test_course_index.py
@@ -9,6 +9,7 @@ from xmodule.modulestore.django import loc_mapper
 from xmodule.modulestore.tests.factories import CourseFactory, ItemFactory
 from xmodule.modulestore import parsers
 
+
 class TestCourseIndex(CourseTestCase):
     """
     Unit tests for getting the list of courses and the course outline.
@@ -25,7 +26,6 @@ class TestCourseIndex(CourseTestCase):
             display_name='dotted.course.name-2',
         )
 
-
     def check_index_and_outline(self, authed_client):
         """
         Test getting the list of courses and then pulling up their outlines
diff --git a/cms/djangoapps/contentstore/views/tests/test_course_updates.py b/cms/djangoapps/contentstore/views/tests/test_course_updates.py
index 38b24d9f53..bc3075668a 100644
--- a/cms/djangoapps/contentstore/views/tests/test_course_updates.py
+++ b/cms/djangoapps/contentstore/views/tests/test_course_updates.py
@@ -53,7 +53,6 @@ class CourseUpdateTest(CourseTestCase):
             content, json.loads(refetched.content)['content'], "get w/ provided id"
         )
 
-
         # now put in an evil update
         content = '<ol/>'
         payload = get_response(content, 'January 11, 2013')
diff --git a/cms/djangoapps/contentstore/views/tests/test_import_export.py b/cms/djangoapps/contentstore/views/tests/test_import_export.py
index 74e1cbd691..e01e6ba565 100644
--- a/cms/djangoapps/contentstore/views/tests/test_import_export.py
+++ b/cms/djangoapps/contentstore/views/tests/test_import_export.py
@@ -25,6 +25,7 @@ TEST_DATA_CONTENTSTORE['DOC_STORE_CONFIG']['db'] = 'test_xcontent_%s' % uuid4().
 
 log = logging.getLogger(__name__)
 
+
 @override_settings(CONTENTSTORE=TEST_DATA_CONTENTSTORE)
 class ImportTestCase(CourseTestCase):
     """
@@ -178,7 +179,7 @@ class ImportTestCase(CourseTestCase):
 
         def try_tar(tarpath):
             with open(tarpath) as tar:
-                args = { "name": tarpath, "course-data": [tar] }
+                args = {"name": tarpath, "course-data": [tar]}
                 resp = self.client.post(self.url, args)
             self.assertEquals(resp.status_code, 400)
             self.assertTrue("SuspiciousFileOperation" in resp.content)
diff --git a/cms/djangoapps/contentstore/views/tests/test_user.py b/cms/djangoapps/contentstore/views/tests/test_user.py
index 8c48b0e8bf..db44b4fa97 100644
--- a/cms/djangoapps/contentstore/views/tests/test_user.py
+++ b/cms/djangoapps/contentstore/views/tests/test_user.py
@@ -3,7 +3,7 @@ Tests for contentstore/views/user.py.
 """
 import json
 from contentstore.tests.utils import CourseTestCase
-from django.contrib.auth.models import User, Group
+from django.contrib.auth.models import User
 from student.models import CourseEnrollment
 from xmodule.modulestore.django import loc_mapper
 from student.roles import CourseStaffRole, CourseInstructorRole