diff --git a/lms/djangoapps/bulk_email/tasks.py b/lms/djangoapps/bulk_email/tasks.py
index 5639911846..05a2b4fdd6 100644
--- a/lms/djangoapps/bulk_email/tasks.py
+++ b/lms/djangoapps/bulk_email/tasks.py
@@ -4,7 +4,6 @@ This module contains celery task functions for handling the sending of bulk emai
 to a course.
 """
 
-
 import json
 import logging
 import random
@@ -59,7 +58,6 @@ from common.djangoapps.util.string_utils import _has_non_ascii_characters
 
 log = logging.getLogger('edx.celery.task')
 
-
 # Errors that an individual email is failing to be sent, and should just
 # be treated as a fail.
 SINGLE_EMAIL_FAILURE_ERRORS = (
diff --git a/lms/djangoapps/instructor/views/api.py b/lms/djangoapps/instructor/views/api.py
index 0c2b227af7..4fb1f3d522 100644
--- a/lms/djangoapps/instructor/views/api.py
+++ b/lms/djangoapps/instructor/views/api.py
@@ -6,7 +6,6 @@ JSON views which the instructor dashboard requests.
 Many of these GETs may become PUTs in the future.
 """
 
-
 import csv
 import json
 import logging
@@ -186,6 +185,7 @@ def require_post_params(*args, **kwargs):
     required_params = []
     required_params += [(arg, None) for arg in args]
     required_params += [(key, kwargs[key]) for key in kwargs]
+
     # required_params = e.g. [('action', 'enroll or unenroll'), ['emails', None]]
 
     def decorator(func):
@@ -208,7 +208,9 @@ def require_post_params(*args, **kwargs):
                 return JsonResponse(error_response_data, status=400)
             else:
                 return func(*args, **kwargs)
+
         return wrapped
+
     return decorator
 
 
@@ -221,6 +223,7 @@ def require_course_permission(permission):
     Assumes that request is in args[0].
     Assumes that course_id is in kwargs['course_id'].
     """
+
     def decorator(func):
         def wrapped(*args, **kwargs):
             request = args[0]
@@ -230,7 +233,9 @@ def require_course_permission(permission):
                 return func(*args, **kwargs)
             else:
                 return HttpResponseForbidden()
+
         return wrapped
+
     return decorator
 
 
@@ -242,6 +247,7 @@ def require_sales_admin(func):
 
     If the user does not have privileges for this operation, this will return HttpResponseForbidden (403).
     """
+
     def wrapped(request, course_id):
 
         try:
@@ -256,6 +262,7 @@ def require_sales_admin(func):
             return func(request, course_id)
         else:
             return HttpResponseForbidden()
+
     return wrapped
 
 
@@ -267,6 +274,7 @@ def require_finance_admin(func):
 
     If the user does not have privileges for this operation, this will return HttpResponseForbidden (403).
     """
+
     def wrapped(request, course_id):
 
         try:
@@ -281,6 +289,7 @@ def require_finance_admin(func):
             return func(request, course_id)
         else:
             return HttpResponseForbidden()
+
     return wrapped
 
 
@@ -315,8 +324,8 @@ def register_and_enroll_students(request, course_id):  # pylint: disable=too-man
     """
 
     if not configuration_helpers.get_value(
-            'ALLOW_AUTOMATED_SIGNUPS',
-            settings.FEATURES.get('ALLOW_AUTOMATED_SIGNUPS', False),
+        'ALLOW_AUTOMATED_SIGNUPS',
+        settings.FEATURES.get('ALLOW_AUTOMATED_SIGNUPS', False),
     ):
         return HttpResponseForbidden()
 
@@ -2959,8 +2968,8 @@ def invalidate_certificate(request, generated_certificate, certificate_invalidat
     :return: dict object containing updated certificate invalidation data.
     """
     if CertificateInvalidation.get_certificate_invalidations(
-            generated_certificate.course_id,
-            generated_certificate.user,
+        generated_certificate.course_id,
+        generated_certificate.user,
     ):
         raise ValueError(
             _(u"Certificate of {user} has already been invalidated. Please check your spelling and retry.").format(
diff --git a/openedx/core/djangoapps/ace_common/template_context.py b/openedx/core/djangoapps/ace_common/template_context.py
index 53b991611e..303bfcc204 100644
--- a/openedx/core/djangoapps/ace_common/template_context.py
+++ b/openedx/core/djangoapps/ace_common/template_context.py
@@ -2,7 +2,6 @@
 Context dictionary for templates that use the ace_common base template.
 """
 
-
 from django.conf import settings
 from django.urls import NoReverseMatch, reverse