Refs #23919 -- Removed most of remaining six usage

Thanks Tim Graham for the review.

3 files changed, 3 insertions, 4 deletions

diff --git a/tests/serializers/test_data.py b/tests/serializers/test_data.py
index 2e9527f982..966df682b2 100644
--- a/tests/serializers/test_data.py
+++ b/tests/serializers/test_data.py
@@ -13,7 +13,6 @@ import uuid
 from django.core import serializers
 from django.db import connection, models
 from django.test import TestCase
-from django.utils import six
 
 from .models import (
     Anchor, AutoNowDateTimeData, BigIntegerData, BinaryData, BooleanData,
@@ -197,7 +196,7 @@ uuid_obj = uuid.uuid4()
 
 test_data = [
     # Format: (data type, PK value, Model Class, data)
-    (data_obj, 1, BinaryData, six.memoryview(b"\x05\xFD\x00")),
+    (data_obj, 1, BinaryData, memoryview(b"\x05\xFD\x00")),
     (data_obj, 2, BinaryData, None),
     (data_obj, 5, BooleanData, True),
     (data_obj, 6, BooleanData, False),
diff --git a/tests/serializers/test_yaml.py b/tests/serializers/test_yaml.py
index f3988d7ff1..542c28fb2e 100644
--- a/tests/serializers/test_yaml.py
+++ b/tests/serializers/test_yaml.py
@@ -1,10 +1,10 @@
 import importlib
 import unittest
+from io import StringIO
 
 from django.core import management, serializers
 from django.core.serializers.base import DeserializationError
 from django.test import SimpleTestCase, TestCase, TransactionTestCase
-from django.utils.six import StringIO
 
 from .models import Author
 from .tests import SerializersTestBase, SerializersTransactionTestBase
diff --git a/tests/serializers/tests.py b/tests/serializers/tests.py
index 656bc4b4db..5c30d66082 100644
--- a/tests/serializers/tests.py
+++ b/tests/serializers/tests.py
@@ -1,4 +1,5 @@
 from datetime import datetime
+from io import StringIO
 
 from django.core import serializers
 from django.core.serializers import SerializerDoesNotExist
@@ -10,7 +11,6 @@ from django.test import (
 )
 from django.test.utils import Approximate
 from django.utils.functional import curry
-from django.utils.six import StringIO
 
 from .models import (
     Actor, Article, Author, AuthorProfile, BaseModel, Category, ComplexModel,