Refs #23919 -- Replaced super(ClassName, self) with super().

tests/postgres_tests/__init__.py

@@ -13,4 +13,4 @@ class PostgreSQLTestCase(TestCase):
         from django.contrib.postgres.signals import register_hstore_handler
 
         connection_created.disconnect(register_hstore_handler)
-        super(PostgreSQLTestCase, cls).tearDownClass()
+        super().tearDownClass()

tests/postgres_tests/fields.py

@@ -14,10 +14,10 @@ try:
 except ImportError:
     class DummyArrayField(models.Field):
         def __init__(self, base_field, size=None, **kwargs):
-            super(DummyArrayField, self).__init__(**kwargs)
+            super().__init__(**kwargs)
 
         def deconstruct(self):
-            name, path, args, kwargs = super(DummyArrayField, self).deconstruct()
+            name, path, args, kwargs = super().deconstruct()
             kwargs.update({
                 'base_field': '',
                 'size': 1,
@@ -26,7 +26,7 @@ except ImportError:
 
     class DummyJSONField(models.Field):
         def __init__(self, encoder=None, **kwargs):
-            super(DummyJSONField, self).__init__(**kwargs)
+            super().__init__(**kwargs)
 
     ArrayField = DummyArrayField
     BigIntegerRangeField = models.Field

tests/postgres_tests/models.py

@@ -146,7 +146,7 @@ class JSONModel(models.Model):
 
 class ArrayFieldSubclass(ArrayField):
     def __init__(self, *args, **kwargs):
-        super(ArrayFieldSubclass, self).__init__(models.IntegerField())
+        super().__init__(models.IntegerField())
 
 
 class AggregateTestModel(models.Model):