Ran pyupgrade on lms/djangoapps

Ran pyupgrade on lms/djangoapps/mailing
Ran pyupgrade on lms/djangoapps/mobile_api
Ran pyupgrade on lms/djangoapps/monitoring

lms/djangoapps/mobile_api/course_info/tests.py

@@ -6,7 +6,6 @@ Tests for course_info
 import ddt
 from django.conf import settings
 from milestones.tests.utils import MilestonesTestCaseMixin
-from six.moves import range
 
 from lms.djangoapps.mobile_api.testutils import MobileAPITestCase, MobileAuthTestMixin, MobileCourseAccessTestMixin
 from lms.djangoapps.mobile_api.utils import API_V1, API_V05
@@ -24,7 +23,7 @@ class TestUpdates(MobileAPITestCase, MobileAuthTestMixin, MobileCourseAccessTest
     REVERSE_INFO = {'name': 'course-updates-list', 'params': ['course_id', 'api_version']}
 
     def verify_success(self, response):
-        super(TestUpdates, self).verify_success(response)  # lint-amnesty, pylint: disable=super-with-arguments
+        super().verify_success(response)
         assert response.data == []
 
     @ddt.data(
@@ -67,7 +66,7 @@ class TestUpdates(MobileAPITestCase, MobileAuthTestMixin, MobileCourseAccessTest
             # old format stores the updates with the newest first
             for num in range(num_updates, 0, -1):
                 update_data += "<li><h2>Date" + str(num) + "</h2><a href=\"/static/\">Update" + str(num) + "</a></li>"
-            course_updates.data = u"<ol>" + update_data + "</ol>"
+            course_updates.data = "<ol>" + update_data + "</ol>"
         modulestore().update_item(course_updates, self.user.id)
 
         # call API

lms/djangoapps/mobile_api/course_info/urls.py

@@ -10,12 +10,12 @@ from .views import CourseHandoutsList, CourseUpdatesList
 
 urlpatterns = [
     url(
-        r'^{}/handouts$'.format(settings.COURSE_ID_PATTERN),
+        fr'^{settings.COURSE_ID_PATTERN}/handouts$',
         CourseHandoutsList.as_view(),
         name='course-handouts-list'
     ),
     url(
-        r'^{}/updates$'.format(settings.COURSE_ID_PATTERN),
+        fr'^{settings.COURSE_ID_PATTERN}/updates$',
         CourseUpdatesList.as_view(),
         name='course-updates-list'
     ),

lms/djangoapps/mobile_api/course_info/views.py

@@ -6,9 +6,9 @@ Views for course info API
 from rest_framework import generics
 from rest_framework.response import Response
 
+from common.djangoapps.static_replace import make_static_urls_absolute
 from lms.djangoapps.courseware.courses import get_course_info_section_module
 from openedx.core.lib.xblock_utils import get_course_update_items
-from common.djangoapps.static_replace import make_static_urls_absolute
 
 from ..decorators import mobile_course_access, mobile_view