diff --git a/common/lib/xmodule/xmodule/modulestore/tests/django_utils.py b/common/lib/xmodule/xmodule/modulestore/tests/django_utils.py
index 29963f0164..5a69fb44e9 100644
--- a/common/lib/xmodule/xmodule/modulestore/tests/django_utils.py
+++ b/common/lib/xmodule/xmodule/modulestore/tests/django_utils.py
@@ -402,6 +402,7 @@ class SharedModuleStoreTestCase(
         Use it like so:
         @classmethod
         def setUpClass(cls):
+            # pylint: disable=super-method-not-called
             with super(MyTestClass, cls).setUpClassAndTestData():
                 <all the cls.setUpClass() setup code that performs modulestore setup...>
         @classmethod
diff --git a/lms/djangoapps/bulk_enroll/views.py b/lms/djangoapps/bulk_enroll/views.py
index 57ccf4d0e6..583d68fec1 100644
--- a/lms/djangoapps/bulk_enroll/views.py
+++ b/lms/djangoapps/bulk_enroll/views.py
@@ -54,8 +54,8 @@ class BulkEnrollView(APIView):
     """
 
     authentication_classes = JwtAuthentication, OAuth2Authentication
-    permission_classes = IsStaff,
-    throttle_classes = EnrollmentUserThrottle,
+    permission_classes = (IsStaff,)
+    throttle_classes = (EnrollmentUserThrottle,)
 
     def post(self, request):
         serializer = BulkEnrollmentSerializer(data=request.data)
diff --git a/lms/djangoapps/course_api/views.py b/lms/djangoapps/course_api/views.py
index 3ca878440d..66743ea079 100644
--- a/lms/djangoapps/course_api/views.py
+++ b/lms/djangoapps/course_api/views.py
@@ -234,7 +234,7 @@ class CourseListView(DeveloperErrorViewMixin, ListAPIView):
     pagination_class = NamespacedPageNumberPagination
     pagination_class.max_page_size = 100
     serializer_class = CourseSerializer
-    throttle_classes = CourseListUserThrottle,
+    throttle_classes = (CourseListUserThrottle,)
 
     # Return all the results, 10K is the maximum allowed value for ElasticSearch.
     # We should use 0 after upgrading to 1.1+:
diff --git a/lms/djangoapps/course_blocks/transformers/tests/helpers.py b/lms/djangoapps/course_blocks/transformers/tests/helpers.py
index 3024fec2fc..86d44956f6 100644
--- a/lms/djangoapps/course_blocks/transformers/tests/helpers.py
+++ b/lms/djangoapps/course_blocks/transformers/tests/helpers.py
@@ -77,7 +77,7 @@ class CourseStructureTestCase(TransformerRegistryTestMixin, ModuleStoreTestCase)
 
         if block_type != 'course':
             kwargs['category'] = block_type
-            kwargs['publish_item'] = True,
+            kwargs['publish_item'] = True
         if parent:
             kwargs['parent'] = parent
 
diff --git a/lms/djangoapps/course_blocks/transformers/tests/test_hidden_content.py b/lms/djangoapps/course_blocks/transformers/tests/test_hidden_content.py
index f90fb01cba..a7e22b89b2 100644
--- a/lms/djangoapps/course_blocks/transformers/tests/test_hidden_content.py
+++ b/lms/djangoapps/course_blocks/transformers/tests/test_hidden_content.py
@@ -23,8 +23,8 @@ class HiddenContentTransformerTestCase(BlockParentsMapTestCase):
         """
         Use constant enum types for deterministic ddt test method names (rather than dynamically generated timestamps)
         """
-        none = 1,
-        future = 2,
+        none = 1
+        future = 2
         past = 3
 
         TODAY = now()
diff --git a/lms/djangoapps/course_blocks/transformers/tests/test_start_date.py b/lms/djangoapps/course_blocks/transformers/tests/test_start_date.py
index 4fe921b200..2cf7d914cf 100644
--- a/lms/djangoapps/course_blocks/transformers/tests/test_start_date.py
+++ b/lms/djangoapps/course_blocks/transformers/tests/test_start_date.py
@@ -27,8 +27,8 @@ class StartDateTransformerTestCase(BlockParentsMapTestCase):
         """
         Use constant enum types for deterministic ddt test method names (rather than dynamically generated timestamps)
         """
-        released = 1,
-        future = 2,
+        released = 1
+        future = 2
         default = 3
 
         TODAY = now()
diff --git a/lms/djangoapps/courseware/management/commands/dump_course_structure.py b/lms/djangoapps/courseware/management/commands/dump_course_structure.py
index a15cda0884..f6b2f3935d 100644
--- a/lms/djangoapps/courseware/management/commands/dump_course_structure.py
+++ b/lms/djangoapps/courseware/management/commands/dump_course_structure.py
@@ -42,10 +42,10 @@ class Command(BaseCommand):
                             help='name of the modulestore')
         parser.add_argument('--inherited',
                             action='store_true',
-                            help='include inherited metadata'),
+                            help='include inherited metadata')
         parser.add_argument('--inherited_defaults',
                             action='store_true',
-                            help='include default values of inherited metadata'),
+                            help='include default values of inherited metadata')
 
     def handle(self, *args, **options):
 
diff --git a/lms/djangoapps/courseware/tests/test_navigation.py b/lms/djangoapps/courseware/tests/test_navigation.py
index 197e480abe..ceb5c7f06f 100644
--- a/lms/djangoapps/courseware/tests/test_navigation.py
+++ b/lms/djangoapps/courseware/tests/test_navigation.py
@@ -28,6 +28,7 @@ class TestNavigation(SharedModuleStoreTestCase, LoginEnrollmentTestCase):
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(TestNavigation, cls).setUpClassAndTestData():
             cls.test_course = CourseFactory.create()
             cls.test_course_proctored = CourseFactory.create()
diff --git a/lms/djangoapps/courseware/tests/test_views.py b/lms/djangoapps/courseware/tests/test_views.py
index 100fa6d580..1104f3371d 100644
--- a/lms/djangoapps/courseware/tests/test_views.py
+++ b/lms/djangoapps/courseware/tests/test_views.py
@@ -2737,6 +2737,7 @@ class TestIndexViewCrawlerStudentStateWrites(SharedModuleStoreTestCase):
     def setUpClass(cls):
         """Set up the simplest course possible."""
         # setUpClassAndTestData() already calls setUpClass on SharedModuleStoreTestCase
+        # pylint: disable=super-method-not-called
         with super(TestIndexViewCrawlerStudentStateWrites, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
             with cls.store.bulk_operations(cls.course.id):
diff --git a/lms/djangoapps/discussion/tests/test_views.py b/lms/djangoapps/discussion/tests/test_views.py
index 672889653f..04c09a77f6 100644
--- a/lms/djangoapps/discussion/tests/test_views.py
+++ b/lms/djangoapps/discussion/tests/test_views.py
@@ -1483,6 +1483,7 @@ class InlineDiscussionUnicodeTestCase(ForumsEnableMixin, SharedModuleStoreTestCa
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(InlineDiscussionUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1516,6 +1517,7 @@ class ForumFormDiscussionUnicodeTestCase(ForumsEnableMixin, SharedModuleStoreTes
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(ForumFormDiscussionUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1605,6 +1607,7 @@ class ForumDiscussionSearchUnicodeTestCase(ForumsEnableMixin, SharedModuleStoreT
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(ForumDiscussionSearchUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1641,6 +1644,7 @@ class SingleThreadUnicodeTestCase(ForumsEnableMixin, SharedModuleStoreTestCase,
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(SingleThreadUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create(discussion_topics={'dummy_discussion_id': {'id': 'dummy_discussion_id'}})
 
@@ -1674,6 +1678,7 @@ class UserProfileUnicodeTestCase(ForumsEnableMixin, SharedModuleStoreTestCase, U
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(UserProfileUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1706,6 +1711,7 @@ class FollowedThreadsUnicodeTestCase(ForumsEnableMixin, SharedModuleStoreTestCas
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(FollowedThreadsUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
diff --git a/lms/djangoapps/django_comment_client/base/tests.py b/lms/djangoapps/django_comment_client/base/tests.py
index 7e2368a2c5..730607787c 100644
--- a/lms/djangoapps/django_comment_client/base/tests.py
+++ b/lms/djangoapps/django_comment_client/base/tests.py
@@ -438,6 +438,7 @@ class ViewsTestCase(
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(ViewsTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create(
                 org='MITx', course='999',
@@ -1076,6 +1077,7 @@ class ViewPermissionsTestCase(ForumsEnableMixin, UrlResetMixin, SharedModuleStor
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(ViewPermissionsTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1187,6 +1189,7 @@ class CreateThreadUnicodeTestCase(
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(CreateThreadUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1229,6 +1232,7 @@ class UpdateThreadUnicodeTestCase(
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(UpdateThreadUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1271,6 +1275,7 @@ class CreateCommentUnicodeTestCase(
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(CreateCommentUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1318,6 +1323,7 @@ class UpdateCommentUnicodeTestCase(
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(UpdateCommentUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1358,6 +1364,7 @@ class CreateSubCommentUnicodeTestCase(
     """
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(CreateSubCommentUnicodeTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1439,6 +1446,7 @@ class TeamsPermissionsTestCase(ForumsEnableMixin, UrlResetMixin, SharedModuleSto
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(TeamsPermissionsTestCase, cls).setUpClassAndTestData():
             teams_configuration = {
                 'topics': [{'id': "topic_id", 'name': 'Solar Power', 'description': 'Solar power is hot'}]
@@ -1749,6 +1757,7 @@ class ForumEventTestCase(ForumsEnableMixin, SharedModuleStoreTestCase, MockReque
     """
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(ForumEventTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
@@ -1930,6 +1939,7 @@ class UsersEndpointTestCase(ForumsEnableMixin, SharedModuleStoreTestCase, MockRe
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(UsersEndpointTestCase, cls).setUpClassAndTestData():
             cls.course = CourseFactory.create()
 
diff --git a/lms/djangoapps/teams/tests/test_views.py b/lms/djangoapps/teams/tests/test_views.py
index adfa1fe3f6..4cc1d794ce 100644
--- a/lms/djangoapps/teams/tests/test_views.py
+++ b/lms/djangoapps/teams/tests/test_views.py
@@ -201,6 +201,7 @@ class TeamAPITestCase(APITestCase, SharedModuleStoreTestCase):
 
     @classmethod
     def setUpClass(cls):
+        # pylint: disable=super-method-not-called
         with super(TeamAPITestCase, cls).setUpClassAndTestData():
             teams_configuration_1 = {
                 'topics':
diff --git a/openedx/core/djangoapps/catalog/management/commands/tests/test_sync_course_runs.py b/openedx/core/djangoapps/catalog/management/commands/tests/test_sync_course_runs.py
index 37184930a8..a8fc43f3d6 100644
--- a/openedx/core/djangoapps/catalog/management/commands/tests/test_sync_course_runs.py
+++ b/openedx/core/djangoapps/catalog/management/commands/tests/test_sync_course_runs.py
@@ -49,7 +49,7 @@ class TestSyncCourseRunsCommand(ModuleStoreTestCase):
             course_overview_field_name = field.course_overview_name
             catalog_field_name = field.catalog_name
 
-            previous_course_overview_value = getattr(self.course_overview, course_overview_field_name),
+            previous_course_overview_value = getattr(self.course_overview, course_overview_field_name)
             updated_course_overview_value = getattr(updated_course_overview, course_overview_field_name)
 
             # course overview value matches catalog value
diff --git a/openedx/core/djangoapps/safe_sessions/tests/test_safe_cookie_data.py b/openedx/core/djangoapps/safe_sessions/tests/test_safe_cookie_data.py
index 338d068b63..d28ef1198f 100644
--- a/openedx/core/djangoapps/safe_sessions/tests/test_safe_cookie_data.py
+++ b/openedx/core/djangoapps/safe_sessions/tests/test_safe_cookie_data.py
@@ -200,7 +200,7 @@ class TestSafeCookieData(TestSafeSessionsLogMixin, TestCase):
     )
     @ddt.unpack
     def test_digest_incorrect_field_value(self, field_name, incorrect_field_value):
-        digest = self.safe_cookie_data._compute_digest(self.user_id),
+        digest = self.safe_cookie_data._compute_digest(self.user_id)
         setattr(self.safe_cookie_data, field_name, incorrect_field_value)
         self.assertNotEqual(
             digest,
diff --git a/openedx/core/djangoapps/zendesk_proxy/v0/views.py b/openedx/core/djangoapps/zendesk_proxy/v0/views.py
index 0c38fa34af..4730d11d52 100644
--- a/openedx/core/djangoapps/zendesk_proxy/v0/views.py
+++ b/openedx/core/djangoapps/zendesk_proxy/v0/views.py
@@ -32,8 +32,8 @@ class ZendeskPassthroughView(APIView):
     An APIView that will take in inputs from an unauthenticated endpoint, and use them to securely create a zendesk
     ticket.
     """
-    throttle_classes = ZendeskProxyThrottle,
-    parser_classes = JSONParser,
+    throttle_classes = (ZendeskProxyThrottle,)
+    parser_classes = (JSONParser,)
 
     def post(self, request):
         """
diff --git a/openedx/core/djangoapps/zendesk_proxy/v1/views.py b/openedx/core/djangoapps/zendesk_proxy/v1/views.py
index 4cf346e9f2..f6ebf05a74 100644
--- a/openedx/core/djangoapps/zendesk_proxy/v1/views.py
+++ b/openedx/core/djangoapps/zendesk_proxy/v1/views.py
@@ -27,8 +27,8 @@ class ZendeskPassthroughView(APIView):
     An APIView that will take in inputs from an unauthenticated endpoint, and use them to securely create a zendesk
     ticket.
     """
-    throttle_classes = ZendeskProxyThrottle,
-    parser_classes = JSONParser,
+    throttle_classes = (ZendeskProxyThrottle,)
+    parser_classes = (JSONParser,)
 
     def post(self, request):
         """
diff --git a/openedx/features/course_bookmarks/tests/test_course_bookmarks.py b/openedx/features/course_bookmarks/tests/test_course_bookmarks.py
index f7d86f59f6..9750e29694 100644
--- a/openedx/features/course_bookmarks/tests/test_course_bookmarks.py
+++ b/openedx/features/course_bookmarks/tests/test_course_bookmarks.py
@@ -22,6 +22,7 @@ class TestCourseBookmarksTool(SharedModuleStoreTestCase):
         """
         Set up a course to be used for testing.
         """
+        # pylint: disable=super-method-not-called
         with super(TestCourseBookmarksTool, cls).setUpClassAndTestData():
             with cls.store.default_store(ModuleStoreEnum.Type.split):
                 cls.course = CourseFactory.create()
diff --git a/openedx/features/course_experience/tests/views/test_course_home.py b/openedx/features/course_experience/tests/views/test_course_home.py
index d414c945a3..a7322a6d9f 100644
--- a/openedx/features/course_experience/tests/views/test_course_home.py
+++ b/openedx/features/course_experience/tests/views/test_course_home.py
@@ -92,6 +92,7 @@ class CourseHomePageTestCase(SharedModuleStoreTestCase):
         """
         Set up a course to be used for testing.
         """
+        # pylint: disable=super-method-not-called
         with super(CourseHomePageTestCase, cls).setUpClassAndTestData():
             with cls.store.default_store(ModuleStoreEnum.Type.split):
                 cls.course = CourseFactory.create(
diff --git a/openedx/features/course_experience/tests/views/test_course_outline.py b/openedx/features/course_experience/tests/views/test_course_outline.py
index 23cd71339d..ead323255b 100644
--- a/openedx/features/course_experience/tests/views/test_course_outline.py
+++ b/openedx/features/course_experience/tests/views/test_course_outline.py
@@ -49,6 +49,7 @@ class TestCourseOutlinePage(SharedModuleStoreTestCase):
         Set up an array of various courses to be tested.
         """
         # setUpClassAndTestData() already calls setUpClass on SharedModuleStoreTestCase
+        # pylint: disable=super-method-not-called
         with super(TestCourseOutlinePage, cls).setUpClassAndTestData():
             cls.courses = []
             course = CourseFactory.create()
@@ -145,6 +146,7 @@ class TestCourseOutlinePageWithPrerequisites(SharedModuleStoreTestCase, Mileston
         """
         Creates a test course that can be used for non-destructive tests
         """
+        # pylint: disable=super-method-not-called
 
         cls.PREREQ_REQUIRED = '(Prerequisite required)'
         cls.UNLOCKED = 'Unlocked'
@@ -297,6 +299,7 @@ class TestCourseOutlineResumeCourse(SharedModuleStoreTestCase, CompletionWaffleT
         Creates a test course that can be used for non-destructive tests
         """
         # setUpClassAndTestData() already calls setUpClass on SharedModuleStoreTestCase
+        # pylint: disable=super-method-not-called
         with super(TestCourseOutlineResumeCourse, cls).setUpClassAndTestData():
             cls.course = cls.create_test_course()
 
diff --git a/openedx/features/course_experience/tests/views/test_course_updates.py b/openedx/features/course_experience/tests/views/test_course_updates.py
index fe06df99cc..08bb6fe40e 100644
--- a/openedx/features/course_experience/tests/views/test_course_updates.py
+++ b/openedx/features/course_experience/tests/views/test_course_updates.py
@@ -83,6 +83,7 @@ class TestCourseUpdatesPage(SharedModuleStoreTestCase):
     @classmethod
     def setUpClass(cls):
         """Set up the simplest course possible."""
+        # pylint: disable=super-method-not-called
         with super(TestCourseUpdatesPage, cls).setUpClassAndTestData():
             with cls.store.default_store(ModuleStoreEnum.Type.split):
                 cls.course = CourseFactory.create()
diff --git a/requirements/edx-sandbox/base.txt b/requirements/edx-sandbox/base.txt
index b12d655007..0b26d8694c 100644
--- a/requirements/edx-sandbox/base.txt
+++ b/requirements/edx-sandbox/base.txt
@@ -25,7 +25,7 @@ nose==1.3.7               # via matplotlib
 numpy==1.6.2
 pycparser==2.19
 pyparsing==2.2.0
-python-dateutil==2.7.3    # via matplotlib
+python-dateutil==2.7.5    # via matplotlib
 scipy==0.14.0
 singledispatch==3.4.0.3   # via tornado
 six==1.11.0
diff --git a/requirements/edx/base.txt b/requirements/edx/base.txt
index 00de15853b..64a88d7fa9 100644
--- a/requirements/edx/base.txt
+++ b/requirements/edx/base.txt
@@ -41,7 +41,7 @@ git+https://github.com/open-craft/xblock-poll@add89e14558c30f3c8dc7431e5cd6536ff
 -e common/lib/xmodule
 amqp==1.4.9               # via kombu
 analytics-python==1.1.0
-aniso8601==3.0.2          # via tincan
+aniso8601==4.0.1          # via tincan
 anyjson==0.3.3            # via kombu
 appdirs==1.4.3            # via fs
 argh==0.26.2
@@ -94,7 +94,7 @@ django-require==1.0.11
 django-rest-swagger==2.2.0
 django-sekizai==0.10.0
 django-ses==0.8.4
-django-simple-history==2.4.0
+django-simple-history==2.5.1
 django-splash==0.2.2
 django-statici18n==1.4.0
 django-storages==1.4.1
@@ -126,14 +126,14 @@ edx-oauth2-provider==1.2.2
 edx-opaque-keys[django]==0.4.4
 edx-organizations==1.0.0
 edx-proctoring==1.4.0
-edx-rest-api-client==1.8.2
+edx-rest-api-client==1.9
 edx-search==1.2.1
 edx-submissions==2.0.12
 edx-user-state-client==1.0.4
 edxval==0.1.21
 elasticsearch==1.9.0      # via edx-search
 enum34==1.1.6
-event-tracking==0.2.4
+event-tracking==0.2.5
 feedparser==5.1.3
 firebase-token-generator==1.3.2
 fs-s3fs==0.1.8
@@ -180,7 +180,7 @@ openapi-codec==1.3.2      # via django-rest-swagger
 path.py==8.2.1
 pathtools==0.1.2
 paver==1.3.4
-pbr==5.0.0
+pbr==5.1.0
 pdfminer==20140328
 piexif==1.0.2
 pillow==5.3.0
@@ -211,7 +211,7 @@ pyyaml==3.13
 redis==2.10.6
 reportlab==3.5.9
 requests-oauthlib==1.0.0
-requests==2.19.1
+requests==2.20.0
 rest-condition==1.0.3
 rfc6266-parser==0.0.5.post2
 rules==2.0
diff --git a/requirements/edx/development.txt b/requirements/edx/development.txt
index db1422a24d..78ba074617 100644
--- a/requirements/edx/development.txt
+++ b/requirements/edx/development.txt
@@ -45,14 +45,14 @@ git+https://github.com/open-craft/xblock-poll@add89e14558c30f3c8dc7431e5cd6536ff
 alabaster==0.7.12         # via sphinx
 amqp==1.4.9
 analytics-python==1.1.0
-aniso8601==3.0.2
+aniso8601==4.0.1
 anyjson==0.3.3
 apipkg==1.5
 appdirs==1.4.3
 argh==0.26.2
 argparse==1.4.0
 asn1crypto==0.24.0
-astroid==1.5.2
+astroid==1.5.3
 atomicwrites==1.2.1
 attrs==17.4.0
 babel==1.3
@@ -113,7 +113,7 @@ django-require==1.0.11
 django-rest-swagger==2.2.0
 django-sekizai==0.10.0
 django-ses==0.8.4
-django-simple-history==2.4.0
+django-simple-history==2.5.1
 django-splash==0.2.2
 django-statici18n==1.4.0
 django-storages==1.4.1
@@ -140,13 +140,13 @@ edx-django-utils==1.0.1
 edx-drf-extensions==2.0.1
 edx-enterprise==1.0.3
 edx-i18n-tools==0.4.6
-edx-lint==0.5.5
+edx-lint==0.6.0
 edx-milestones==0.1.13
 edx-oauth2-provider==1.2.2
 edx-opaque-keys[django]==0.4.4
 edx-organizations==1.0.0
 edx-proctoring==1.4.0
-edx-rest-api-client==1.8.2
+edx-rest-api-client==1.9
 edx-search==1.2.1
 edx-sphinx-theme==1.3.0
 edx-submissions==2.0.12
@@ -154,17 +154,17 @@ edx-user-state-client==1.0.4
 edxval==0.1.21
 elasticsearch==1.9.0
 enum34==1.1.6
-event-tracking==0.2.4
+event-tracking==0.2.5
 execnet==1.5.0
 extras==1.0.0
 factory_boy==2.8.1
 faker==0.9.2
 feedparser==5.1.3
-filelock==3.0.9
+filelock==3.0.10
 firebase-token-generator==1.3.2
 fixtures==3.0.0
 flake8-polyfill==1.0.2
-flake8==3.5.0
+flake8==3.6.0
 flask==1.0.2
 freezegun==0.3.11
 fs-s3fs==0.1.8
@@ -189,7 +189,7 @@ ipaddr==2.1.11
 ipaddress==1.0.22
 isodate==0.6.0
 isort==4.3.4
-itsdangerous==0.24
+itsdangerous==1.1.0
 itypes==1.1.0
 jinja2-pluralize==0.3.0
 jinja2==2.10
@@ -227,11 +227,11 @@ oauthlib==2.1.0
 openapi-codec==1.3.2
 pa11ycrawler==1.6.2
 packaging==18.0           # via sphinx
-parsel==1.5.0
+parsel==1.5.1
 path.py==8.2.1
 pathtools==0.1.2
 paver==1.3.4
-pbr==5.0.0
+pbr==5.1.0
 pdfminer==20140328
 piexif==1.0.2
 pillow==5.3.0
@@ -243,13 +243,13 @@ py2neo==3.1.2
 py==1.7.0
 pyasn1-modules==0.2.2
 pyasn1==0.4.4
-pycodestyle==2.3.1
+pycodestyle==2.4.0
 pycontracts==1.7.1
 pycountry==1.20
 pycparser==2.19
 pycryptodomex==3.4.7
 pydispatcher==2.0.5
-pyflakes==1.6.0
+pyflakes==2.0.0
 pygments==2.2.0
 pygraphviz==1.1
 pyinotify==0.9.6
@@ -258,7 +258,7 @@ pyjwt==1.5.2
 pylint-celery==0.3
 pylint-django==0.7.2
 pylint-plugin-utils==0.3
-pylint==1.7.1
+pylint==1.7.6
 pymongo==2.9.1
 pynliner==0.8.0
 pyopenssl==18.0.0
@@ -271,7 +271,7 @@ pytest-cov==2.5.1
 pytest-django==3.1.2
 pytest-forked==0.2
 pytest-randomly==1.2.3
-pytest-xdist==1.23.2
+pytest-xdist==1.24.0
 pytest==3.6.3
 python-dateutil==2.4.0
 python-levenshtein==0.12.0
@@ -290,7 +290,7 @@ radon==2.4.0
 redis==2.10.6
 reportlab==3.5.9
 requests-oauthlib==1.0.0
-requests==2.19.1
+requests==2.20.0
 rest-condition==1.0.3
 rfc6266-parser==0.0.5.post2
 rules==2.0
@@ -298,7 +298,7 @@ s3transfer==0.1.13
 sailthru-client==2.2.3
 scipy==0.14.0
 scrapy==1.1.2
-selenium==3.14.1
+selenium==3.141.0
 semantic-version==2.6.0
 service-identity==17.0.0
 shapely==1.2.16
@@ -326,7 +326,7 @@ text-unidecode==1.2
 tincan==0.0.5
 toml==0.10.0
 tox-battery==0.5.1
-tox==3.5.2
+tox==3.5.3
 traceback2==1.4.0
 transifex-client==0.13.5
 twisted==16.6.0
@@ -340,7 +340,7 @@ urlobject==2.4.3
 user-util==0.1.5
 virtualenv==16.1.0
 voluptuous==0.11.5
-vulture==0.29
+vulture==1.0
 w3lib==1.19.0
 watchdog==0.9.0
 web-fragments==0.2.2
@@ -353,4 +353,4 @@ xblock-utils==1.2.0
 xblock==1.2.2
 xmltodict==0.11.0
 zendesk==1.1.1
-zope.interface==4.5.0
+zope.interface==4.6.0
diff --git a/requirements/edx/paver.txt b/requirements/edx/paver.txt
index 53774b5058..3f785cf2eb 100644
--- a/requirements/edx/paver.txt
+++ b/requirements/edx/paver.txt
@@ -17,14 +17,14 @@ mock==1.0.1
 path.py==8.2.1
 pathtools==0.1.2          # via watchdog
 paver==1.3.4
-pbr==5.0.0                # via stevedore
+pbr==5.1.0                # via stevedore
 psutil==1.2.1
 pymongo==2.9.1
 python-memcached==1.48
 pyyaml==3.13              # via watchdog
-requests==2.19.1
+requests==2.20.0
 six==1.11.0               # via edx-opaque-keys, libsass, paver, stevedore
 stevedore==1.10.0
-urllib3==1.23             # via requests
+urllib3==1.23
 watchdog==0.9.0
 wrapt==1.10.5
diff --git a/requirements/edx/testing.txt b/requirements/edx/testing.txt
index 35579ce7dd..de7effee78 100644
--- a/requirements/edx/testing.txt
+++ b/requirements/edx/testing.txt
@@ -42,14 +42,14 @@ git+https://github.com/open-craft/xblock-poll@add89e14558c30f3c8dc7431e5cd6536ff
 -e common/lib/xmodule
 amqp==1.4.9
 analytics-python==1.1.0
-aniso8601==3.0.2
+aniso8601==4.0.1
 anyjson==0.3.3
 apipkg==1.5               # via execnet
 appdirs==1.4.3
 argh==0.26.2
 argparse==1.4.0
 asn1crypto==0.24.0
-astroid==1.5.2            # via edx-lint, pylint, pylint-celery
+astroid==1.5.3            # via edx-lint, pylint, pylint-celery
 atomicwrites==1.2.1       # via pytest
 attrs==17.4.0
 babel==1.3
@@ -109,7 +109,7 @@ django-require==1.0.11
 django-rest-swagger==2.2.0
 django-sekizai==0.10.0
 django-ses==0.8.4
-django-simple-history==2.4.0
+django-simple-history==2.5.1
 django-splash==0.2.2
 django-statici18n==1.4.0
 django-storages==1.4.1
@@ -135,30 +135,30 @@ edx-django-utils==1.0.1
 edx-drf-extensions==2.0.1
 edx-enterprise==1.0.3
 edx-i18n-tools==0.4.6
-edx-lint==0.5.5
+edx-lint==0.6.0
 edx-milestones==0.1.13
 edx-oauth2-provider==1.2.2
 edx-opaque-keys[django]==0.4.4
 edx-organizations==1.0.0
 edx-proctoring==1.4.0
-edx-rest-api-client==1.8.2
+edx-rest-api-client==1.9
 edx-search==1.2.1
 edx-submissions==2.0.12
 edx-user-state-client==1.0.4
 edxval==0.1.21
 elasticsearch==1.9.0
 enum34==1.1.6
-event-tracking==0.2.4
+event-tracking==0.2.5
 execnet==1.5.0            # via pytest-xdist
 extras==1.0.0             # via python-subunit, testtools
 factory_boy==2.8.1
 faker==0.9.2              # via factory-boy
 feedparser==5.1.3
-filelock==3.0.9           # via tox
+filelock==3.0.10          # via tox
 firebase-token-generator==1.3.2
 fixtures==3.0.0           # via testtools
 flake8-polyfill==1.0.2    # via radon
-flake8==3.5.0             # via flake8-polyfill
+flake8==3.6.0             # via flake8-polyfill
 flask==1.0.2              # via moto
 freezegun==0.3.11
 fs-s3fs==0.1.8
@@ -182,7 +182,7 @@ ipaddr==2.1.11
 ipaddress==1.0.22
 isodate==0.6.0
 isort==4.3.4
-itsdangerous==0.24        # via flask
+itsdangerous==1.1.0       # via flask
 itypes==1.1.0
 jinja2-pluralize==0.3.0
 jinja2==2.10
@@ -218,11 +218,11 @@ oauth2==1.9.0.post1
 oauthlib==2.1.0
 openapi-codec==1.3.2
 pa11ycrawler==1.6.2
-parsel==1.5.0             # via scrapy
+parsel==1.5.1             # via scrapy
 path.py==8.2.1
 pathtools==0.1.2
 paver==1.3.4
-pbr==5.0.0
+pbr==5.1.0
 pdfminer==20140328
 piexif==1.0.2
 pillow==5.3.0
@@ -233,13 +233,13 @@ py2neo==3.1.2
 py==1.7.0                 # via pytest, tox
 pyasn1-modules==0.2.2     # via service-identity
 pyasn1==0.4.4             # via pyasn1-modules, service-identity
-pycodestyle==2.3.1
+pycodestyle==2.4.0
 pycontracts==1.7.1
 pycountry==1.20
 pycparser==2.19
 pycryptodomex==3.4.7
 pydispatcher==2.0.5       # via scrapy
-pyflakes==1.6.0           # via flake8
+pyflakes==2.0.0           # via flake8
 pygments==2.2.0
 pygraphviz==1.1
 pyjwkest==1.3.2
@@ -247,7 +247,7 @@ pyjwt==1.5.2
 pylint-celery==0.3        # via edx-lint
 pylint-django==0.7.2      # via edx-lint
 pylint-plugin-utils==0.3
-pylint==1.7.1             # via edx-lint, pylint-celery, pylint-django, pylint-plugin-utils
+pylint==1.7.6             # via edx-lint, pylint-celery, pylint-django, pylint-plugin-utils
 pymongo==2.9.1
 pynliner==0.8.0
 pyopenssl==18.0.0         # via scrapy, service-identity
@@ -260,7 +260,7 @@ pytest-cov==2.5.1
 pytest-django==3.1.2
 pytest-forked==0.2        # via pytest-xdist
 pytest-randomly==1.2.3
-pytest-xdist==1.23.2
+pytest-xdist==1.24.0
 pytest==3.6.3
 python-dateutil==2.4.0
 python-levenshtein==0.12.0
@@ -279,7 +279,7 @@ radon==2.4.0
 redis==2.10.6
 reportlab==3.5.9
 requests-oauthlib==1.0.0
-requests==2.19.1
+requests==2.20.0
 rest-condition==1.0.3
 rfc6266-parser==0.0.5.post2
 rules==2.0
@@ -287,7 +287,7 @@ s3transfer==0.1.13
 sailthru-client==2.2.3
 scipy==0.14.0
 scrapy==1.1.2             # via pa11ycrawler
-selenium==3.14.1
+selenium==3.141.0
 semantic-version==2.6.0
 service-identity==17.0.0  # via scrapy
 shapely==1.2.16
@@ -311,7 +311,7 @@ text-unidecode==1.2       # via faker
 tincan==0.0.5
 toml==0.10.0              # via tox
 tox-battery==0.5.1
-tox==3.5.2
+tox==3.5.3
 traceback2==1.4.0         # via testtools, unittest2
 transifex-client==0.13.5
 twisted==16.6.0           # via pa11ycrawler, scrapy
@@ -336,4 +336,4 @@ xblock-utils==1.2.0
 xblock==1.2.2
 xmltodict==0.11.0         # via moto
 zendesk==1.1.1
-zope.interface==4.5.0     # via twisted
+zope.interface==4.6.0     # via twisted
diff --git a/scripts/thresholds.sh b/scripts/thresholds.sh
index 229298002a..e4eba69566 100755
--- a/scripts/thresholds.sh
+++ b/scripts/thresholds.sh
@@ -2,6 +2,6 @@
 set -e
 
 export LOWER_PYLINT_THRESHOLD=1000
-export UPPER_PYLINT_THRESHOLD=2715
+export UPPER_PYLINT_THRESHOLD=2750
 export ESLINT_THRESHOLD=5590
 export STYLELINT_THRESHOLD=973