From 4bbc689ec5b442b2424086b21d1aed352bc96e8b Mon Sep 17 00:00:00 2001
From: Saadullah Aleem <aleemsaadullah@gmail.com>
Date: Thu, 11 May 2023 01:33:19 +0500
Subject: [PATCH] fix formatting issues for list serializer validation fix

---
 rest_framework/serializers.py | 2 +-
 tests/test_serializer.py      | 9 +++------
 2 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py
index fb2a5bd1e..9301484dc 100644
--- a/rest_framework/serializers.py
+++ b/rest_framework/serializers.py
@@ -592,7 +592,7 @@ class ListSerializer(BaseSerializer):
 
         if kwargs.get('instance', []) and kwargs.get('data', []):
             assert len(kwargs.get("data", [])) == len(
-            kwargs.get("instance", [])), 'Data and instance should have same length'
+                kwargs.get("instance", [])), 'Data and instance should have same length'
 
         super().__init__(*args, **kwargs)
         self.child.bind(field_name='', parent=self)
diff --git a/tests/test_serializer.py b/tests/test_serializer.py
index 0f57ba6d2..cfa2e838c 100644
--- a/tests/test_serializer.py
+++ b/tests/test_serializer.py
@@ -2,6 +2,7 @@ import inspect
 import pickle
 import re
 import sys
+import unittest
 from collections import ChainMap
 from collections.abc import Mapping
 
@@ -10,7 +11,6 @@ from django.db import models
 
 from rest_framework import exceptions, fields, relations, serializers
 from rest_framework.fields import Field
-
 from .models import (
     ForeignKeyTarget, NestedForeignKeySource, NullableForeignKeySource
 )
@@ -787,9 +787,6 @@ class MyClassSerializer(serializers.ModelSerializer):
         return value
 
 
-import unittest
-
-
 class TestMultipleObjectsValidation(unittest.TestCase):
     def setUp(self):
         self.objs = [
@@ -818,10 +815,10 @@ class TestMultipleObjectsValidation(unittest.TestCase):
     def test_exception_raised_when_data_and_instance_length_different(self):
 
         with self.assertRaises(AssertionError):
-            serializer = MyClassSerializer(
+            MyClassSerializer(
                 data=[{'value': 'set', 'id': instance.id} for instance in
                       self.objs],
                 instance=self.objs[:-1],
                 many=True,
                 partial=True,
-            )
\ No newline at end of file
+            )