Fixed a few more imports of django.utils.unittest.

One import per line please! Refs #20680.

django/contrib/gis/tests/geoapp/tests.py

@@ -1,6 +1,7 @@
 from __future__ import absolute_import
 
 import re
+import unittest
 from unittest import skipUnless
 
 from django.db import connection
@@ -10,7 +11,7 @@ from django.contrib.gis.tests.utils import (
     no_mysql, no_oracle, no_spatialite,
     mysql, oracle, postgis, spatialite)
 from django.test import TestCase
-from django.utils import six, unittest
+from django.utils import six
 
 if HAS_GEOS:
     from django.contrib.gis.geos import (fromstr, GEOSGeometry,

tests/admin_views/tests.py

@@ -4,6 +4,7 @@ from __future__ import absolute_import, unicode_literals
 import os
 import re
 import datetime
+import unittest
 try:
     from urllib.parse import urljoin
 except ImportError:  # Python 2
@@ -31,7 +32,8 @@ from django.forms.util import ErrorList
 from django.template.response import TemplateResponse
 from django.test import TestCase
 from django.test.utils import patch_logger
-from django.utils import formats, translation, unittest
+from django.utils import formats
+from django.utils import translation
 from django.utils.cache import get_max_age
 from django.utils.encoding import iri_to_uri, force_bytes
 from django.utils.html import escape

tests/backends/tests.py

@@ -5,6 +5,7 @@ from __future__ import absolute_import, unicode_literals
 import datetime
 from decimal import Decimal
 import threading
+import unittest
 
 from django.conf import settings
 from django.core.management.color import no_style
@@ -21,7 +22,7 @@ from django.db.utils import ConnectionHandler
 from django.test import (TestCase, skipUnlessDBFeature, skipIfDBFeature,
     TransactionTestCase)
 from django.test.utils import override_settings, str_prefix
-from django.utils import six, unittest
+from django.utils import six
 from django.utils.six.moves import xrange
 
 from . import models

tests/cache/tests.py

@@ -6,13 +6,14 @@ from __future__ import absolute_import, unicode_literals
 
 import hashlib
 import os
+import pickle
 import random
 import re
 import string
 import tempfile
 import time
+import unittest
 import warnings
-import pickle
 
 from django.conf import settings
 from django.core import management
@@ -29,7 +30,9 @@ from django.template import Template
 from django.template.response import TemplateResponse
 from django.test import TestCase, TransactionTestCase, RequestFactory
 from django.test.utils import override_settings, IgnoreDeprecationWarningsMixin
-from django.utils import six, timezone, translation, unittest
+from django.utils import six
+from django.utils import timezone
+from django.utils import translation
 from django.utils.cache import (patch_vary_headers, get_cache_key,
     learn_cache_key, patch_cache_control, patch_response_headers)
 from django.utils.encoding import force_text

tests/utils_tests/test_dateformat.py

@@ -3,9 +3,11 @@ from __future__ import unicode_literals
 from datetime import datetime, date
 import os
 import time
+import unittest
 
 from django.utils.dateformat import format
-from django.utils import dateformat, translation, unittest
+from django.utils import dateformat
+from django.utils import translation
 from django.utils.timezone import utc
 from django.utils.tzinfo import FixedOffset, LocalTimezone
 

tests/utils_tests/test_feedgenerator.py

@@ -1,8 +1,11 @@
 from __future__ import unicode_literals
 
 import datetime
+import unittest
+
+from django.utils import feedgenerator
+from django.utils import tzinfo
 
-from django.utils import feedgenerator, tzinfo, unittest
 
 class FeedgeneratorTest(unittest.TestCase):
     """

tests/view_tests/tests/test_i18n.py

@@ -4,12 +4,13 @@ from __future__ import absolute_import
 import gettext
 import os
 from os import path
+import unittest
 
 from django.conf import settings
 from django.core.urlresolvers import reverse
 from django.test import LiveServerTestCase, TestCase
 from django.test.utils import override_settings
-from django.utils import six, unittest
+from django.utils import six
 from django.utils._os import upath
 from django.utils.translation import override
 from django.utils.text import javascript_quote

tests/wsgi/tests.py

@@ -1,5 +1,7 @@
 from __future__ import unicode_literals
 
+import unittest
+
 from django.core.exceptions import ImproperlyConfigured
 from django.core.servers.basehttp import get_internal_wsgi_application
 from django.core.signals import request_started
@@ -8,7 +10,7 @@ from django.db import close_old_connections
 from django.test import TestCase
 from django.test.client import RequestFactory
 from django.test.utils import override_settings
-from django.utils import six, unittest
+from django.utils import six
 
 
 class WSGITest(TestCase):