INCR-281 Run python-modernize on lms/djangoapps/course_wiki/tests (#20576)

* run python modernize

* run isort

lms/djangoapps/course_wiki/tests/test_access.py

@@ -2,14 +2,16 @@
 Tests for wiki permissions
 """
 
+from __future__ import absolute_import
+
 from django.contrib.auth.models import Group
-from wiki.models import URLPath
 
 from course_wiki import settings
 from course_wiki.utils import course_wiki_slug, user_is_article_course_staff
 from course_wiki.views import get_or_create_root
 from courseware.tests.factories import InstructorFactory, StaffFactory
 from student.tests.factories import UserFactory
+from wiki.models import URLPath
 from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
 from xmodule.modulestore.tests.factories import CourseFactory
 

lms/djangoapps/course_wiki/tests/test_comprehensive_theming.py

 """
 Tests for wiki middleware.
 """
+from __future__ import absolute_import
+
 from unittest import skip
 
 from django.test.client import Client
-from wiki.models import URLPath
 
 from course_wiki.views import get_or_create_root
 from courseware.tests.factories import InstructorFactory
 from openedx.core.djangoapps.theming.tests.test_util import with_comprehensive_theme
+from wiki.models import URLPath
 from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
 from xmodule.modulestore.tests.factories import CourseFactory
 

lms/djangoapps/course_wiki/tests/test_middleware.py

@@ -2,11 +2,13 @@
 Tests for wiki middleware.
 """
 
+from __future__ import absolute_import
+
 from django.test.client import Client
-from wiki.models import URLPath
 
 from course_wiki.views import get_or_create_root
 from courseware.tests.factories import InstructorFactory
+from wiki.models import URLPath
 from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
 from xmodule.modulestore.tests.factories import CourseFactory
 

lms/djangoapps/course_wiki/tests/test_tab.py

@@ -2,6 +2,8 @@
 Tests for wiki views.
 """
 
+from __future__ import absolute_import
+
 from django.conf import settings
 from django.test.client import RequestFactory
 

lms/djangoapps/course_wiki/tests/tests.py

@@ -2,6 +2,9 @@
 Tests for course wiki
 """
 
+from __future__ import absolute_import
+
+import six
 from django.urls import reverse
 from mock import patch
 from six import text_type
@@ -217,7 +220,7 @@ class WikiRedirectTestCase(EnterpriseTestConsentRequired, LoginEnrollmentTestCas
 
         # However, for private wikis, enrolled users must pass through the consent gate
         # (Unenrolled users are redirected to course/about)
-        course_id = unicode(course.id)
+        course_id = six.text_type(course.id)
         self.login(self.student, self.password)
         self.enroll(course)