diff --git a/cms/djangoapps/contentstore/courseware_index.py b/cms/djangoapps/contentstore/courseware_index.py
index 2c15343c82..a73a0a9541 100644
--- a/cms/djangoapps/contentstore/courseware_index.py
+++ b/cms/djangoapps/contentstore/courseware_index.py
@@ -1,11 +1,12 @@
 """ Code to allow module store to interface with courseware index """
 
-
 import logging
 import re
 from abc import ABCMeta, abstractmethod
 from datetime import timedelta
 
+from contentstore.course_group_config import GroupConfiguration
+from course_modes.models import CourseMode
 from django.conf import settings
 from django.urls import resolve
 from django.utils.translation import ugettext as _
@@ -13,14 +14,12 @@ from django.utils.translation import ugettext_lazy
 from eventtracking import tracker
 from search.search_engine_base import SearchEngine
 from six import add_metaclass, string_types, text_type
-
-from contentstore.course_group_config import GroupConfiguration
-from course_modes.models import CourseMode
-from openedx.core.lib.courses import course_image_url
 from xmodule.annotator_mixin import html_to_text
 from xmodule.library_tools import normalize_key_for_search
 from xmodule.modulestore import ModuleStoreEnum
 
+from openedx.core.lib.courses import course_image_url
+
 # REINDEX_AGE is the default amount of time that we look back for changes
 # that might have happened. If we are provided with a time at which the
 # indexing is triggered, then we know it is safe to only index items
@@ -59,11 +58,10 @@ class SearchIndexingError(Exception):
 
 
 @add_metaclass(ABCMeta)
-class SearchIndexerBase(object):
+class SearchIndexerBase(object, metaclass=ABCMeta):
     """
     Base class to perform indexing for courseware or library search from different modulestores
     """
-    __metaclass__ = ABCMeta
 
     INDEX_NAME = None
     DOCUMENT_TYPE = None
diff --git a/common/djangoapps/course_modes/migrations/0013_auto_20200115_2022.py b/common/djangoapps/course_modes/migrations/0013_auto_20200115_2022.py
index bd33c71d01..3139133565 100644
--- a/common/djangoapps/course_modes/migrations/0013_auto_20200115_2022.py
+++ b/common/djangoapps/course_modes/migrations/0013_auto_20200115_2022.py
@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2020-01-15 20:22
-from __future__ import unicode_literals
 
-from django.db import migrations, models
+
 import django.db.models.deletion
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
diff --git a/common/djangoapps/entitlements/migrations/0014_auto_20200115_2022.py b/common/djangoapps/entitlements/migrations/0014_auto_20200115_2022.py
index f7fa755e30..0a13823b9e 100644
--- a/common/djangoapps/entitlements/migrations/0014_auto_20200115_2022.py
+++ b/common/djangoapps/entitlements/migrations/0014_auto_20200115_2022.py
@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2020-01-15 20:22
-from __future__ import unicode_literals
 
-from django.db import migrations, models
+
 import django.db.models.deletion
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
diff --git a/common/djangoapps/entitlements/migrations/0015_add_unique_together_constraint.py b/common/djangoapps/entitlements/migrations/0015_add_unique_together_constraint.py
index cb6b1e54ea..08919e28bd 100644
--- a/common/djangoapps/entitlements/migrations/0015_add_unique_together_constraint.py
+++ b/common/djangoapps/entitlements/migrations/0015_add_unique_together_constraint.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2020-01-29 10:33
-from __future__ import unicode_literals
+
 
 from django.db import migrations, models
 
diff --git a/common/djangoapps/student/migrations/0001_squashed_0031_auto_20200317_1122.py b/common/djangoapps/student/migrations/0001_squashed_0031_auto_20200317_1122.py
index 22ef19f0c4..8b11daeffc 100644
--- a/common/djangoapps/student/migrations/0001_squashed_0031_auto_20200317_1122.py
+++ b/common/djangoapps/student/migrations/0001_squashed_0031_auto_20200317_1122.py
@@ -1,24 +1,23 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.29 on 2020-04-13 17:34
-from __future__ import unicode_literals
+
+
+import uuid
 
 import course_modes.models
-from django.conf import settings
-import django.core.validators
-from django.db import migrations, models
-import django.db.migrations.operations.special
-import django.db.models.deletion
 import django.utils.timezone
 import django_countries.fields
 import model_utils.fields
 import opaque_keys.edx.django.models
-import openedx.core.djangolib.model_mixins
 import simple_history.models
-import uuid
-
+from django.conf import settings
+from django.db import migrations, models
 from experiments.models import ExperimentData
+from student.models import CourseEnrollment, FBEEnrollmentExclusion
+
+import openedx.core.djangolib.model_mixins
 from openedx.features.course_duration_limits.config import EXPERIMENT_DATA_HOLDBACK_KEY, EXPERIMENT_ID
-from student.models import CourseAccessRole, CourseEnrollment, FBEEnrollmentExclusion
+
 
 # These data migrations do not require changes when building from scratch.
 # student.migrations.0029_add_data_researcher
diff --git a/common/djangoapps/student/migrations/0028_historicalmanualenrollmentaudit.py b/common/djangoapps/student/migrations/0028_historicalmanualenrollmentaudit.py
index 9bf0d37d11..abf8df2d53 100644
--- a/common/djangoapps/student/migrations/0028_historicalmanualenrollmentaudit.py
+++ b/common/djangoapps/student/migrations/0028_historicalmanualenrollmentaudit.py
@@ -1,15 +1,14 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2019-12-27 20:44
-from __future__ import unicode_literals
 
-from django.conf import settings
-from django.db import migrations, models
+
 import django.db.models.deletion
 import simple_history.models
+from django.conf import settings
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
         ('student', '0027_courseenrollment_mode_callable_default'),
diff --git a/common/djangoapps/student/migrations/0029_add_data_researcher.py b/common/djangoapps/student/migrations/0029_add_data_researcher.py
index d7347c7428..ecf4a8ef37 100644
--- a/common/djangoapps/student/migrations/0029_add_data_researcher.py
+++ b/common/djangoapps/student/migrations/0029_add_data_researcher.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2020-01-27 19:02
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 from student.models import CourseAccessRole
diff --git a/common/djangoapps/student/migrations/0030_userprofile_phone_number.py b/common/djangoapps/student/migrations/0030_userprofile_phone_number.py
index 7b7873f1ad..81732fc5f8 100644
--- a/common/djangoapps/student/migrations/0030_userprofile_phone_number.py
+++ b/common/djangoapps/student/migrations/0030_userprofile_phone_number.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-18 18:36
-from __future__ import unicode_literals
+
 
 import django.core.validators
 from django.db import migrations, models
diff --git a/common/djangoapps/student/migrations/0031_auto_20200317_1122.py b/common/djangoapps/student/migrations/0031_auto_20200317_1122.py
index 26e37f5bed..4e9ba1866a 100644
--- a/common/djangoapps/student/migrations/0031_auto_20200317_1122.py
+++ b/common/djangoapps/student/migrations/0031_auto_20200317_1122.py
@@ -1,15 +1,13 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.29 on 2020-03-17 11:22
-from __future__ import unicode_literals
 
-from django.conf import settings
-import django.core.validators
-from django.db import migrations, models
+
 import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
         ('student', '0030_userprofile_phone_number'),
diff --git a/common/djangoapps/student/migrations/0032_removed_logout_view_configuration.py b/common/djangoapps/student/migrations/0032_removed_logout_view_configuration.py
index 02d52a8333..151968ead5 100644
--- a/common/djangoapps/student/migrations/0032_removed_logout_view_configuration.py
+++ b/common/djangoapps/student/migrations/0032_removed_logout_view_configuration.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.29 on 2020-03-25 14:28
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/common/djangoapps/third_party_auth/migrations/0025_auto_20200303_1448.py b/common/djangoapps/third_party_auth/migrations/0025_auto_20200303_1448.py
index ce475b2b31..064216a5e4 100644
--- a/common/djangoapps/third_party_auth/migrations/0025_auto_20200303_1448.py
+++ b/common/djangoapps/third_party_auth/migrations/0025_auto_20200303_1448.py
@@ -1,8 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-03-03 14:48
-from __future__ import unicode_literals
+
 
 from django.db import migrations, models
+
 import openedx.core.lib.hash_utils
 
 
diff --git a/common/djangoapps/track/migrations/0002_delete_trackinglog.py b/common/djangoapps/track/migrations/0002_delete_trackinglog.py
index 3d59192f3d..463573e3fd 100644
--- a/common/djangoapps/track/migrations/0002_delete_trackinglog.py
+++ b/common/djangoapps/track/migrations/0002_delete_trackinglog.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2020-02-04 21:16
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/lms/djangoapps/course_home_api/outline/v1/tests/test_views.py b/lms/djangoapps/course_home_api/outline/v1/tests/test_views.py
index 37cd8157f9..2ec68cf865 100644
--- a/lms/djangoapps/course_home_api/outline/v1/tests/test_views.py
+++ b/lms/djangoapps/course_home_api/outline/v1/tests/test_views.py
@@ -3,13 +3,12 @@ Tests for Outline Tab API in the Course Home API
 """
 
 import ddt
-
-from django.urls import reverse
-
 from course_modes.models import CourseMode
-from lms.djangoapps.course_home_api.tests.utils import BaseCourseHomeTests
+from django.urls import reverse
 from student.models import CourseEnrollment
 
+from lms.djangoapps.course_home_api.tests.utils import BaseCourseHomeTests
+
 
 @ddt.ddt
 class OutlineTabTestViews(BaseCourseHomeTests):
@@ -30,7 +29,7 @@ class OutlineTabTestViews(BaseCourseHomeTests):
 
         course_tools = response.data.get('course_tools')
         self.assertTrue(course_tools)
-        self.assertEquals(course_tools[0]['analytics_id'], 'edx.bookmarks')
+        self.assertEqual(course_tools[0]['analytics_id'], 'edx.bookmarks')
 
         dates_widget = response.data.get('dates_widget')
         self.assertTrue(dates_widget)
diff --git a/lms/djangoapps/courseware/migrations/0014_fix_nan_value_for_global_speed.py b/lms/djangoapps/courseware/migrations/0014_fix_nan_value_for_global_speed.py
index e509936553..0d7beeb9bd 100644
--- a/lms/djangoapps/courseware/migrations/0014_fix_nan_value_for_global_speed.py
+++ b/lms/djangoapps/courseware/migrations/0014_fix_nan_value_for_global_speed.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.29 on 2020-03-11 10:07
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/lms/djangoapps/experiments/migrations/0004_historicalexperimentkeyvalue.py b/lms/djangoapps/experiments/migrations/0004_historicalexperimentkeyvalue.py
index bc7f59b782..fafb354671 100644
--- a/lms/djangoapps/experiments/migrations/0004_historicalexperimentkeyvalue.py
+++ b/lms/djangoapps/experiments/migrations/0004_historicalexperimentkeyvalue.py
@@ -1,17 +1,15 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-03-03 16:26
-from __future__ import unicode_literals
 
-from django.conf import settings
-from django.db import migrations, models
-import django.db.models.deletion
+
 import django.utils.timezone
 import model_utils.fields
 import simple_history.models
+from django.conf import settings
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
         ('experiments', '0003_auto_20170713_1148'),
diff --git a/lms/djangoapps/grades/migrations/0017_delete_manual_psgoverride_table.py b/lms/djangoapps/grades/migrations/0017_delete_manual_psgoverride_table.py
index 180f7cd323..32671eae73 100644
--- a/lms/djangoapps/grades/migrations/0017_delete_manual_psgoverride_table.py
+++ b/lms/djangoapps/grades/migrations/0017_delete_manual_psgoverride_table.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2020-01-07 16:52
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/lms/djangoapps/program_enrollments/migrations/0009_update_course_enrollment_field_to_foreign_key.py b/lms/djangoapps/program_enrollments/migrations/0009_update_course_enrollment_field_to_foreign_key.py
index 2e2111c8bd..7406258c60 100644
--- a/lms/djangoapps/program_enrollments/migrations/0009_update_course_enrollment_field_to_foreign_key.py
+++ b/lms/djangoapps/program_enrollments/migrations/0009_update_course_enrollment_field_to_foreign_key.py
@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-26 21:20
-from __future__ import unicode_literals
 
-from django.db import migrations, models
+
 import django.db.models.deletion
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
diff --git a/lms/djangoapps/program_enrollments/migrations/0010_add_courseaccessroleassignment.py b/lms/djangoapps/program_enrollments/migrations/0010_add_courseaccessroleassignment.py
index 2f0affb92b..5dc6907ec9 100644
--- a/lms/djangoapps/program_enrollments/migrations/0010_add_courseaccessroleassignment.py
+++ b/lms/djangoapps/program_enrollments/migrations/0010_add_courseaccessroleassignment.py
@@ -1,11 +1,10 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.29 on 2020-03-25 19:28
-from __future__ import unicode_literals
 
-from django.db import migrations, models
-import django.db.models.deletion
+
 import django.utils.timezone
 import model_utils.fields
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
diff --git a/lms/djangoapps/teams/migrations/0004_alter_defaults.py b/lms/djangoapps/teams/migrations/0004_alter_defaults.py
index 4d660bf049..078deb5c32 100644
--- a/lms/djangoapps/teams/migrations/0004_alter_defaults.py
+++ b/lms/djangoapps/teams/migrations/0004_alter_defaults.py
@@ -1,15 +1,15 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.29 on 2020-03-18 15:36
-from __future__ import unicode_literals
 
-from django.db import migrations, models
+
 import django_countries.fields
-import lms.djangoapps.teams.models
 import student.models
+from django.db import migrations, models
+
+import lms.djangoapps.teams.models
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ('teams', '0003_courseteam_organization_protected'),
     ]
diff --git a/openedx/core/djangoapps/content/course_overviews/migrations/0018_add_start_end_in_CourseOverview.py b/openedx/core/djangoapps/content/course_overviews/migrations/0018_add_start_end_in_CourseOverview.py
index e3bf546c69..e02ad1b6df 100644
--- a/openedx/core/djangoapps/content/course_overviews/migrations/0018_add_start_end_in_CourseOverview.py
+++ b/openedx/core/djangoapps/content/course_overviews/migrations/0018_add_start_end_in_CourseOverview.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2020-01-13 13:55
-from __future__ import unicode_literals
+
 
 from django.db import migrations, models
 
diff --git a/openedx/core/djangoapps/content/course_overviews/migrations/0019_improve_courseoverviewtab.py b/openedx/core/djangoapps/content/course_overviews/migrations/0019_improve_courseoverviewtab.py
index 70b729cc15..817078a89d 100644
--- a/openedx/core/djangoapps/content/course_overviews/migrations/0019_improve_courseoverviewtab.py
+++ b/openedx/core/djangoapps/content/course_overviews/migrations/0019_improve_courseoverviewtab.py
@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2020-01-16 17:23
-from __future__ import unicode_literals
 
-from django.db import migrations, models
+
 import django.db.models.deletion
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
diff --git a/openedx/core/djangoapps/content/course_overviews/migrations/0020_courseoverviewtab_url_slug.py b/openedx/core/djangoapps/content/course_overviews/migrations/0020_courseoverviewtab_url_slug.py
index d3ca00cbdf..a88351db8f 100644
--- a/openedx/core/djangoapps/content/course_overviews/migrations/0020_courseoverviewtab_url_slug.py
+++ b/openedx/core/djangoapps/content/course_overviews/migrations/0020_courseoverviewtab_url_slug.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-26 15:53
-from __future__ import unicode_literals
+
 
 from django.db import migrations, models
 
diff --git a/openedx/core/djangoapps/content_libraries/migrations/0002_group_permissions.py b/openedx/core/djangoapps/content_libraries/migrations/0002_group_permissions.py
index f2bdeb7d76..3c7e3e6e5c 100644
--- a/openedx/core/djangoapps/content_libraries/migrations/0002_group_permissions.py
+++ b/openedx/core/djangoapps/content_libraries/migrations/0002_group_permissions.py
@@ -1,14 +1,13 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.26 on 2019-12-11 19:20
-from __future__ import unicode_literals
 
+
+import django.db.models.deletion
 from django.conf import settings
 from django.db import migrations, models
-import django.db.models.deletion
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ('auth', '0008_alter_user_username_max_length'),
         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
diff --git a/openedx/core/djangoapps/course_date_signals/handlers.py b/openedx/core/djangoapps/course_date_signals/handlers.py
index 69c6951121..1b04e3e6c6 100644
--- a/openedx/core/djangoapps/course_date_signals/handlers.py
+++ b/openedx/core/djangoapps/course_date_signals/handlers.py
@@ -1,16 +1,17 @@
 """Signal handlers for writing course dates into edx_when."""
-from __future__ import absolute_import, unicode_literals
+
 
 import logging
 
 from django.dispatch import receiver
+from edx_when.api import FIELDS_TO_EXTRACT, set_dates_for_course
 from six import text_type
 from xblock.fields import Scope
 from xmodule.modulestore import ModuleStoreEnum
 from xmodule.modulestore.django import SignalHandler, modulestore
+
 from .models import SelfPacedRelativeDatesConfig
 from .utils import spaced_out_sections
-from edx_when.api import FIELDS_TO_EXTRACT, set_dates_for_course
 
 log = logging.getLogger(__name__)
 
diff --git a/openedx/core/djangoapps/course_date_signals/migrations/0001_initial.py b/openedx/core/djangoapps/course_date_signals/migrations/0001_initial.py
index 7efc61c9e3..20cdbfb229 100644
--- a/openedx/core/djangoapps/course_date_signals/migrations/0001_initial.py
+++ b/openedx/core/djangoapps/course_date_signals/migrations/0001_initial.py
@@ -1,15 +1,15 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2020-02-03 21:22
-from __future__ import unicode_literals
 
+
+import django.db.models.deletion
 from django.conf import settings
 from django.db import migrations, models
-import django.db.models.deletion
+
 import openedx.core.djangoapps.config_model_utils.models
 
 
 class Migration(migrations.Migration):
-
     initial = True
 
     dependencies = [
diff --git a/openedx/core/djangoapps/credit/migrations/0006_creditrequirement_alter_ordering.py b/openedx/core/djangoapps/credit/migrations/0006_creditrequirement_alter_ordering.py
index 5c5bce1db2..d52d0338ec 100644
--- a/openedx/core/djangoapps/credit/migrations/0006_creditrequirement_alter_ordering.py
+++ b/openedx/core/djangoapps/credit/migrations/0006_creditrequirement_alter_ordering.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/openedx/core/djangoapps/credit/migrations/0007_creditrequirement_copy_values.py b/openedx/core/djangoapps/credit/migrations/0007_creditrequirement_copy_values.py
index 6c843987be..28c6427803 100644
--- a/openedx/core/djangoapps/credit/migrations/0007_creditrequirement_copy_values.py
+++ b/openedx/core/djangoapps/credit/migrations/0007_creditrequirement_copy_values.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/openedx/core/djangoapps/credit/migrations/0008_creditrequirement_remove_order.py b/openedx/core/djangoapps/credit/migrations/0008_creditrequirement_remove_order.py
index 0eb03ceb7f..b833886f50 100644
--- a/openedx/core/djangoapps/credit/migrations/0008_creditrequirement_remove_order.py
+++ b/openedx/core/djangoapps/credit/migrations/0008_creditrequirement_remove_order.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/openedx/core/djangoapps/external_user_ids/migrations/0001_initial.py b/openedx/core/djangoapps/external_user_ids/migrations/0001_initial.py
index dce07f4b9a..4f63720592 100644
--- a/openedx/core/djangoapps/external_user_ids/migrations/0001_initial.py
+++ b/openedx/core/djangoapps/external_user_ids/migrations/0001_initial.py
@@ -1,18 +1,17 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-10 17:53
-from __future__ import unicode_literals
 
-from django.conf import settings
-from django.db import migrations, models
-import django.db.models.deletion
+
+import uuid
+
 import django.utils.timezone
 import model_utils.fields
 import simple_history.models
-import uuid
+from django.conf import settings
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
-
     initial = True
 
     dependencies = [
diff --git a/openedx/core/djangoapps/external_user_ids/migrations/0002_mb_coaching_20200210_1754.py b/openedx/core/djangoapps/external_user_ids/migrations/0002_mb_coaching_20200210_1754.py
index e7f92d2bf2..d1654720c7 100644
--- a/openedx/core/djangoapps/external_user_ids/migrations/0002_mb_coaching_20200210_1754.py
+++ b/openedx/core/djangoapps/external_user_ids/migrations/0002_mb_coaching_20200210_1754.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-10 17:54
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/openedx/core/djangoapps/external_user_ids/migrations/0003_auto_20200224_1836.py b/openedx/core/djangoapps/external_user_ids/migrations/0003_auto_20200224_1836.py
index a7db19f237..2e0b4a6405 100644
--- a/openedx/core/djangoapps/external_user_ids/migrations/0003_auto_20200224_1836.py
+++ b/openedx/core/djangoapps/external_user_ids/migrations/0003_auto_20200224_1836.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-24 18:36
-from __future__ import unicode_literals
+
 
 from django.conf import settings
 from django.db import migrations
diff --git a/openedx/core/djangoapps/oauth_dispatch/migrations/0008_applicationaccess_filters.py b/openedx/core/djangoapps/oauth_dispatch/migrations/0008_applicationaccess_filters.py
index 55610a7e1e..991e64ce4d 100644
--- a/openedx/core/djangoapps/oauth_dispatch/migrations/0008_applicationaccess_filters.py
+++ b/openedx/core/djangoapps/oauth_dispatch/migrations/0008_applicationaccess_filters.py
@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-14 21:30
-from __future__ import unicode_literals
 
-from django.db import migrations, models
+
 import django_mysql.models
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
diff --git a/openedx/core/djangoapps/oauth_dispatch/migrations/0009_delete_enable_scopes_waffle_switch.py b/openedx/core/djangoapps/oauth_dispatch/migrations/0009_delete_enable_scopes_waffle_switch.py
index 7ada16230b..fe022ec4f7 100644
--- a/openedx/core/djangoapps/oauth_dispatch/migrations/0009_delete_enable_scopes_waffle_switch.py
+++ b/openedx/core/djangoapps/oauth_dispatch/migrations/0009_delete_enable_scopes_waffle_switch.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-03-04 15:19
-from __future__ import unicode_literals
+
 """
 Deletes the ENFORCE_JWT_SCOPES waffle switch that has already been deprecated and removed.
 
diff --git a/openedx/core/djangoapps/schedules/migrations/0009_schedule_copy_column_values.py b/openedx/core/djangoapps/schedules/migrations/0009_schedule_copy_column_values.py
index 5a66514ade..fa9f25e35d 100644
--- a/openedx/core/djangoapps/schedules/migrations/0009_schedule_copy_column_values.py
+++ b/openedx/core/djangoapps/schedules/migrations/0009_schedule_copy_column_values.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.26 on 2019-11-24 20:52
-from __future__ import unicode_literals
+
 
 from django.db import migrations, transaction
 
diff --git a/openedx/core/djangoapps/schedules/migrations/0010_remove_null_blank_from_schedules_date.py b/openedx/core/djangoapps/schedules/migrations/0010_remove_null_blank_from_schedules_date.py
index 735436acf2..3f580f794b 100644
--- a/openedx/core/djangoapps/schedules/migrations/0010_remove_null_blank_from_schedules_date.py
+++ b/openedx/core/djangoapps/schedules/migrations/0010_remove_null_blank_from_schedules_date.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.26 on 2019-12-18 16:18
-from __future__ import unicode_literals
+
 
 from django.db import migrations, models
 
diff --git a/openedx/core/djangoapps/schedules/migrations/0011_auto_20200228_2018.py b/openedx/core/djangoapps/schedules/migrations/0011_auto_20200228_2018.py
index 28a87e1e4a..2b68df16ba 100644
--- a/openedx/core/djangoapps/schedules/migrations/0011_auto_20200228_2018.py
+++ b/openedx/core/djangoapps/schedules/migrations/0011_auto_20200228_2018.py
@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-28 20:18
-from __future__ import unicode_literals
 
-from django.db import migrations, models
+
 import django.db.models.deletion
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
diff --git a/openedx/core/djangoapps/schedules/migrations/0012_auto_20200302_1914.py b/openedx/core/djangoapps/schedules/migrations/0012_auto_20200302_1914.py
index 3cceb10d70..f82f7f3682 100644
--- a/openedx/core/djangoapps/schedules/migrations/0012_auto_20200302_1914.py
+++ b/openedx/core/djangoapps/schedules/migrations/0012_auto_20200302_1914.py
@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-03-02 19:14
-from __future__ import unicode_literals
 
-from django.db import migrations, models
+
 import django.db.models.deletion
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
diff --git a/openedx/core/djangoapps/schedules/migrations/0013_historicalschedule.py b/openedx/core/djangoapps/schedules/migrations/0013_historicalschedule.py
index e60df25e46..8fc49d168b 100644
--- a/openedx/core/djangoapps/schedules/migrations/0013_historicalschedule.py
+++ b/openedx/core/djangoapps/schedules/migrations/0013_historicalschedule.py
@@ -1,17 +1,15 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-03-03 18:36
-from __future__ import unicode_literals
 
-from django.conf import settings
-from django.db import migrations, models
-import django.db.models.deletion
+
 import django.utils.timezone
 import model_utils.fields
 import simple_history.models
+from django.conf import settings
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
         ('schedules', '0012_auto_20200302_1914'),
diff --git a/openedx/core/djangoapps/schedules/migrations/0014_historicalschedule_drop_fk.py b/openedx/core/djangoapps/schedules/migrations/0014_historicalschedule_drop_fk.py
index dfbcb6431b..3c2eabf554 100644
--- a/openedx/core/djangoapps/schedules/migrations/0014_historicalschedule_drop_fk.py
+++ b/openedx/core/djangoapps/schedules/migrations/0014_historicalschedule_drop_fk.py
@@ -1,14 +1,13 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-03-09 17:02
-from __future__ import unicode_literals
 
+
+import django.db.models.deletion
 from django.conf import settings
 from django.db import migrations, models
-import django.db.models.deletion
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ('schedules', '0013_historicalschedule'),
     ]
diff --git a/openedx/core/djangoapps/schedules/migrations/0015_schedules_start_nullable.py b/openedx/core/djangoapps/schedules/migrations/0015_schedules_start_nullable.py
index ccf10aa79a..e28df77c58 100644
--- a/openedx/core/djangoapps/schedules/migrations/0015_schedules_start_nullable.py
+++ b/openedx/core/djangoapps/schedules/migrations/0015_schedules_start_nullable.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-03-04 21:49
-from __future__ import unicode_literals
+
 
 from django.db import migrations, models
 
diff --git a/openedx/core/djangoapps/schedules/migrations/0016_remove_start_from_schedules.py b/openedx/core/djangoapps/schedules/migrations/0016_remove_start_from_schedules.py
index fbbee57218..43b68216a1 100644
--- a/openedx/core/djangoapps/schedules/migrations/0016_remove_start_from_schedules.py
+++ b/openedx/core/djangoapps/schedules/migrations/0016_remove_start_from_schedules.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.27 on 2020-01-07 18:46
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/openedx/core/djangoapps/schedules/migrations/0017_remove_start_from_historicalschedule.py b/openedx/core/djangoapps/schedules/migrations/0017_remove_start_from_historicalschedule.py
index fb936df94a..38181ab3da 100644
--- a/openedx/core/djangoapps/schedules/migrations/0017_remove_start_from_historicalschedule.py
+++ b/openedx/core/djangoapps/schedules/migrations/0017_remove_start_from_historicalschedule.py
@@ -1,14 +1,11 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-03-12 20:29
-from __future__ import unicode_literals
 
-from django.conf import settings
-from django.db import migrations, models
-import django.db.models.deletion
+
+from django.db import migrations
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ('schedules', '0016_remove_start_from_schedules'),
     ]
diff --git a/openedx/core/djangoapps/schedules/migrations/0018_readd_historicalschedule_fks.py b/openedx/core/djangoapps/schedules/migrations/0018_readd_historicalschedule_fks.py
index 66d1f5a8ba..c5fd3a36c0 100644
--- a/openedx/core/djangoapps/schedules/migrations/0018_readd_historicalschedule_fks.py
+++ b/openedx/core/djangoapps/schedules/migrations/0018_readd_historicalschedule_fks.py
@@ -1,14 +1,13 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-03-16 14:00
-from __future__ import unicode_literals
 
+
+import django.db.models.deletion
 from django.conf import settings
 from django.db import migrations, models
-import django.db.models.deletion
 
 
 class Migration(migrations.Migration):
-
     dependencies = [
         ('schedules', '0017_remove_start_from_historicalschedule'),
     ]
diff --git a/openedx/core/djangoapps/schedules/migrations/0019_auto_20200316_1935.py b/openedx/core/djangoapps/schedules/migrations/0019_auto_20200316_1935.py
index ea0cb24f78..ec29135381 100644
--- a/openedx/core/djangoapps/schedules/migrations/0019_auto_20200316_1935.py
+++ b/openedx/core/djangoapps/schedules/migrations/0019_auto_20200316_1935.py
@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-03-16 19:35
-from __future__ import unicode_literals
 
-from django.db import migrations, models
+
 import django.db.models.deletion
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
diff --git a/openedx/core/djangoapps/site_configuration/management/commands/create_or_update_site_configuration.py b/openedx/core/djangoapps/site_configuration/management/commands/create_or_update_site_configuration.py
index 3fc92844b9..f891984f20 100644
--- a/openedx/core/djangoapps/site_configuration/management/commands/create_or_update_site_configuration.py
+++ b/openedx/core/djangoapps/site_configuration/management/commands/create_or_update_site_configuration.py
@@ -1,7 +1,6 @@
 """
 Create or updates the SiteConfiguration for a site.
 """
-from __future__ import absolute_import, unicode_literals
 
 import codecs
 import json
@@ -10,7 +9,6 @@ import logging
 from django.contrib.sites.models import Site
 from django.core.management import BaseCommand
 
-
 from openedx.core.djangoapps.site_configuration.models import SiteConfiguration
 
 LOG = logging.getLogger(__name__)
diff --git a/openedx/core/djangoapps/site_configuration/management/commands/tests/test_create_or_update_site_configuration.py b/openedx/core/djangoapps/site_configuration/management/commands/tests/test_create_or_update_site_configuration.py
index 9a686ae0cd..3ac489bed1 100644
--- a/openedx/core/djangoapps/site_configuration/management/commands/tests/test_create_or_update_site_configuration.py
+++ b/openedx/core/djangoapps/site_configuration/management/commands/tests/test_create_or_update_site_configuration.py
@@ -1,7 +1,6 @@
 """
 Tests for the create_or_update_site_configuration management command.
 """
-from __future__ import absolute_import, unicode_literals
 
 import codecs
 import json
diff --git a/openedx/core/djangoapps/site_configuration/migrations/0003_auto_20200217_1058.py b/openedx/core/djangoapps/site_configuration/migrations/0003_auto_20200217_1058.py
index 3380ff1ebd..8a7394f32a 100644
--- a/openedx/core/djangoapps/site_configuration/migrations/0003_auto_20200217_1058.py
+++ b/openedx/core/djangoapps/site_configuration/migrations/0003_auto_20200217_1058.py
@@ -1,11 +1,11 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-17 10:58
-from __future__ import unicode_literals
+
 
 import collections
-from django.db import migrations
-import jsonfield.encoder
+
 import jsonfield.fields
+from django.db import migrations
 
 
 class Migration(migrations.Migration):
diff --git a/openedx/core/djangoapps/site_configuration/migrations/0004_add_site_values_field.py b/openedx/core/djangoapps/site_configuration/migrations/0004_add_site_values_field.py
index fc13fff806..2efdd1bebd 100644
--- a/openedx/core/djangoapps/site_configuration/migrations/0004_add_site_values_field.py
+++ b/openedx/core/djangoapps/site_configuration/migrations/0004_add_site_values_field.py
@@ -1,11 +1,11 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-19 16:50
-from __future__ import unicode_literals
+
 
 import collections
-from django.db import migrations
-import jsonfield.encoder
+
 import jsonfield.fields
+from django.db import migrations
 
 
 class Migration(migrations.Migration):
diff --git a/openedx/core/djangoapps/site_configuration/migrations/0005_populate_siteconfig_history_site_values.py b/openedx/core/djangoapps/site_configuration/migrations/0005_populate_siteconfig_history_site_values.py
index b117380d5b..bf7254ca7e 100644
--- a/openedx/core/djangoapps/site_configuration/migrations/0005_populate_siteconfig_history_site_values.py
+++ b/openedx/core/djangoapps/site_configuration/migrations/0005_populate_siteconfig_history_site_values.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/openedx/core/djangoapps/site_configuration/migrations/0006_copy_values_to_site_values.py b/openedx/core/djangoapps/site_configuration/migrations/0006_copy_values_to_site_values.py
index c7c046f828..c5c890fd6d 100644
--- a/openedx/core/djangoapps/site_configuration/migrations/0006_copy_values_to_site_values.py
+++ b/openedx/core/djangoapps/site_configuration/migrations/0006_copy_values_to_site_values.py
@@ -1,10 +1,11 @@
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
 from ..models import save_siteconfig_without_historical_record
 
+
 def copy_column_values(apps, schema_editor):
     """
     Copy the contents of the values field into the site_values field in both
diff --git a/openedx/core/djangoapps/site_configuration/migrations/0007_remove_values_field.py b/openedx/core/djangoapps/site_configuration/migrations/0007_remove_values_field.py
index 4b7425f5ad..aef07b728a 100644
--- a/openedx/core/djangoapps/site_configuration/migrations/0007_remove_values_field.py
+++ b/openedx/core/djangoapps/site_configuration/migrations/0007_remove_values_field.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
+
 
 from django.db import migrations
 
diff --git a/openedx/core/process_warnings.py b/openedx/core/process_warnings.py
index e0b0fd37f8..2da127b5cd 100644
--- a/openedx/core/process_warnings.py
+++ b/openedx/core/process_warnings.py
@@ -1,14 +1,13 @@
 """
 Script to process pytest warnings output by pytest-json-report plugin and output it as a html
 """
-from __future__ import absolute_import
-from __future__ import print_function
-import json
-import os
+
+import argparse
 import io
 import itertools
+import json
+import os
 import re
-import argparse
 from collections import Counter
 
 from write_to_html import (
diff --git a/openedx/features/calendar_sync/migrations/0001_initial.py b/openedx/features/calendar_sync/migrations/0001_initial.py
index 317179a620..666152e776 100644
--- a/openedx/features/calendar_sync/migrations/0001_initial.py
+++ b/openedx/features/calendar_sync/migrations/0001_initial.py
@@ -1,16 +1,15 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.28 on 2020-02-20 20:20
-from __future__ import unicode_literals
 
-from django.conf import settings
-from django.db import migrations, models
+
 import django.db.models.deletion
 import opaque_keys.edx.django.models
 import simple_history.models
+from django.conf import settings
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):
-
     initial = True
 
     dependencies = [