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

Backport of 0ed7d155635da9f79d4dd67e4889087d3673c6da from master

1 files changed, 4 insertions, 3 deletions

diff --git a/tests/validation/test_unique.py b/tests/validation/test_unique.py
index 76c7ec174f..2abe85c82c 100644
--- a/tests/validation/test_unique.py
+++ b/tests/validation/test_unique.py
@@ -8,9 +8,10 @@ from django.core.exceptions import ValidationError
 from django.db import models
 from django.test import TestCase
 
-from .models import (CustomPKModel, UniqueTogetherModel, UniqueFieldsModel,
-    UniqueForDateModel, ModelToValidate, Post, FlexibleDatePost,
-    UniqueErrorsModel)
+from .models import (
+    CustomPKModel, FlexibleDatePost, ModelToValidate, Post, UniqueErrorsModel,
+    UniqueFieldsModel, UniqueForDateModel, UniqueTogetherModel,
+)
 
 
 class GetUniqueCheckTests(unittest.TestCase):