[1.8.x] Sorted imports with isort; refs #23860.

Backport of 0ed7d155635da9f79d4dd67e4889087d3673c6da from master

2 files changed, 3 insertions, 3 deletions

diff --git a/tests/custom_pk/models.py b/tests/custom_pk/models.py
index f4ecc874ee..eb9f86b064 100644
--- a/tests/custom_pk/models.py
+++ b/tests/custom_pk/models.py
@@ -9,9 +9,9 @@ this behavior by explicitly adding ``primary_key=True`` to a field.
 from __future__ import unicode_literals
 
 from django.db import models
+from django.utils.encoding import python_2_unicode_compatible
 
 from .fields import MyAutoField
-from django.utils.encoding import python_2_unicode_compatible
 
 
 @python_2_unicode_compatible
diff --git a/tests/custom_pk/tests.py b/tests/custom_pk/tests.py
index e3133774e6..9ba506d953 100644
--- a/tests/custom_pk/tests.py
+++ b/tests/custom_pk/tests.py
@@ -1,11 +1,11 @@
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 
-from django.db import transaction, IntegrityError
+from django.db import IntegrityError, transaction
 from django.test import TestCase, skipIfDBFeature
 from django.utils import six
 
-from .models import Employee, Business, Bar, Foo
+from .models import Bar, Business, Employee, Foo
 
 
 class BasicCustomPKTests(TestCase):