INCR-124: Run python-modernize on common/djangoapps/track/tests (#20445)

* INCR-124: Run python-modernize on common/djangoapps/track/tests

* isort

common/djangoapps/track/tests/__init__.py

@@ -1,15 +1,15 @@
 """Helpers for tests related to emitting events to the tracking logs."""
 
+from __future__ import absolute_import
+
 from datetime import datetime
 
 from django.test import TestCase
 from django.test.utils import override_settings
-from freezegun import freeze_time
-from pytz import UTC
-
 from eventtracking import tracker
 from eventtracking.django import DjangoTracker
-
+from freezegun import freeze_time
+from pytz import UTC
 
 FROZEN_TIME = datetime(2013, 10, 3, 8, 24, 55, tzinfo=UTC)
 IN_MEMORY_BACKEND_CONFIG = {

common/djangoapps/track/tests/test_contexts.py

@@ -1,5 +1,7 @@
 # pylint: disable=missing-docstring
 
+from __future__ import absolute_import
+
 from unittest import TestCase
 
 import ddt

common/djangoapps/track/tests/test_logs.py

@@ -1,10 +1,13 @@
 """Tests that tracking data are successfully logged"""
+from __future__ import absolute_import
+
 import unittest
 
 import mock
 from django.conf import settings
-from django.urls import reverse
 from django.test import TestCase
+from django.urls import reverse
+from six import unichr
 
 from track.models import TrackingLog
 from track.views import user_track

common/djangoapps/track/tests/test_middleware.py

@@ -1,14 +1,17 @@
 # -*- coding: utf-8 -*-
 """Tests for tracking middleware."""
+from __future__ import absolute_import
+
 import ddt
+import six
 from django.contrib.auth.models import User
 from django.contrib.sessions.middleware import SessionMiddleware
 from django.test import TestCase
 from django.test.client import RequestFactory
 from django.test.utils import override_settings
+from eventtracking import tracker
 from mock import patch, sentinel
 
-from eventtracking import tracker
 from track.middleware import TrackMiddleware
 
 
@@ -152,7 +155,7 @@ class TrackMiddlewareTestCase(TestCase):
 
     def assert_dict_subset(self, superset, subset):
         """Assert that the superset dict contains all of the key-value pairs found in the subset dict."""
-        for key, expected_value in subset.iteritems():
+        for key, expected_value in six.iteritems(subset):
             self.assertEquals(superset[key], expected_value)
 
     def test_request_with_user(self):

common/djangoapps/track/tests/test_segment.py

@@ -1,12 +1,13 @@
 """Ensure emitted events contain the fields legacy processors expect to find."""
 
-import ddt
+from __future__ import absolute_import
 
+import ddt
 from django.test import TestCase
 from django.test.utils import override_settings
 from eventtracking import tracker
 from eventtracking.django import DjangoTracker
-from mock import sentinel, patch
+from mock import patch, sentinel
 
 from track import segment
 

common/djangoapps/track/tests/test_shim.py

@@ -1,5 +1,7 @@
 """Ensure emitted events contain the fields legacy processors expect to find."""
 
+from __future__ import absolute_import
+
 from collections import namedtuple
 
 import ddt
@@ -8,9 +10,9 @@ from mock import sentinel
 
 from openedx.core.lib.tests.assertions.events import assert_events_equal
 
-from . import FROZEN_TIME, EventTrackingTestCase
 from .. import transformers
 from ..shim import PrefixedEventProcessor
+from . import FROZEN_TIME, EventTrackingTestCase
 
 LEGACY_SHIM_PROCESSOR = [
     {

common/djangoapps/track/tests/test_tracker.py

@@ -1,6 +1,9 @@
+from __future__ import absolute_import
+
 from django.conf import settings
 from django.test import TestCase
 from django.test.utils import override_settings
+from six.moves import range
 
 import track.tracker as tracker
 from track.backends import BaseBackend
@@ -70,18 +73,18 @@ class TestTrackerDjangoInstantiation(TestCase):
 
         tracker.send({})
 
-        self.assertEqual(backends.values()[0].count, 1)
+        self.assertEqual(list(backends.values())[0].count, 1)
 
     @override_settings(TRACKING_BACKENDS=MULTI_SETTINGS.copy())
     def test_django_multi_settings(self):
         """Test if multiple backends can be configured properly."""
 
-        backends = self._reload_backends().values()
+        backends = list(self._reload_backends().values())
 
         self.assertEqual(len(backends), 2)
 
         event_count = 10
-        for _ in xrange(event_count):
+        for _ in range(event_count):
             tracker.send({})
 
         self.assertEqual(backends[0].count, event_count)

common/djangoapps/track/tests/test_util.py

@@ -1,3 +1,5 @@
+from __future__ import absolute_import
+
 import json
 from datetime import datetime