Refs #23919 -- Stopped inheriting from object to define new style classes.

Tests and docs complement to cecc079168e8669138728d31611ff3a1e7eb3a9f.

3 files changed, 3 insertions, 3 deletions

diff --git a/tests/backends/test_ddl_references.py b/tests/backends/test_ddl_references.py
index dc5b8750a0..d96ebcb57f 100644
--- a/tests/backends/test_ddl_references.py
+++ b/tests/backends/test_ddl_references.py
@@ -122,7 +122,7 @@ class ForeignKeyNameTests(IndexNameTests):
         )
 
 
-class MockReference(object):
+class MockReference:
     def __init__(self, representation, referenced_tables, referenced_columns):
         self.representation = representation
         self.referenced_tables = referenced_tables
diff --git a/tests/migrations/test_writer.py b/tests/migrations/test_writer.py
index 6ca711042e..0aeb2e5b99 100644
--- a/tests/migrations/test_writer.py
+++ b/tests/migrations/test_writer.py
@@ -40,7 +40,7 @@ class Money(decimal.Decimal):
         )
 
 
-class TestModel1(object):
+class TestModel1:
     def upload_to(self):
         return '/somewhere/dynamic/'
     thing = models.FileField(upload_to=upload_to)
diff --git a/tests/model_meta/models.py b/tests/model_meta/models.py
index bd7e7f1889..f6abf2144f 100644
--- a/tests/model_meta/models.py
+++ b/tests/model_meta/models.py
@@ -9,7 +9,7 @@ class Relation(models.Model):
     pass
 
 
-class InstanceOnlyDescriptor(object):
+class InstanceOnlyDescriptor:
     def __get__(self, instance, cls=None):
         if instance is None:
             raise AttributeError('Instance only')