python 3 compatibility

cms/djangoapps/course_creators/admin.py

@@ -2,6 +2,8 @@
 django admin page for the course creators table
 """
 
+from __future__ import absolute_import
+
 import logging
 from smtplib import SMTPException
 

cms/djangoapps/course_creators/migrations/0001_initial.py

@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 from django.conf import settings
 from django.db import migrations, models

cms/djangoapps/course_creators/models.py

@@ -1,6 +1,8 @@
 """
 Table for storing information about whether or not Studio users have course creation privileges.
 """
+from __future__ import absolute_import
+
 from django.contrib.auth.models import User
 from django.db import models
 from django.db.models.signals import post_init, post_save

cms/djangoapps/course_creators/tests/test_admin.py

@@ -2,12 +2,15 @@
 Tests course_creators.admin.py.
 """
 
+from __future__ import absolute_import
+
 import mock
 from django.contrib.admin.sites import AdminSite
 from django.contrib.auth.models import User
 from django.core import mail
 from django.http import HttpRequest
 from django.test import TestCase
+from six.moves import range
 
 from course_creators.admin import CourseCreatorAdmin
 from course_creators.models import CourseCreator
@@ -166,7 +169,7 @@ class CourseCreatorAdminTest(TestCase):
             post_params = {'username': self.user.username, 'password': 'wrong_password'}
             # try logging in 30 times, the default limit in the number of failed
             # login attempts in one 5 minute period before the rate gets limited
-            for _ in xrange(30):
+            for _ in range(30):
                 response = self.client.post('/admin/login/', post_params)
                 self.assertEquals(response.status_code, 200)
 

cms/djangoapps/course_creators/tests/test_views.py

@@ -2,11 +2,13 @@
 Tests course_creators.views.py.
 """
 
+from __future__ import absolute_import
+
 import mock
 from django.contrib.auth.models import User
 from django.core.exceptions import PermissionDenied
-from django.urls import reverse
 from django.test import TestCase
+from django.urls import reverse
 
 from course_creators.views import (
     add_user_with_status_granted,

cms/djangoapps/course_creators/views.py

@@ -1,6 +1,8 @@
 """
 Methods for interacting programmatically with the user creator table.
 """
+from __future__ import absolute_import
+
 from course_creators.models import CourseCreator
 from student import auth
 from student.roles import CourseCreatorRole