Cleaning up imports and whitespace

rest_framework/tests/models.py

@@ -162,8 +162,8 @@ class NullableOneToOneSource(RESTFrameworkModel):
     target = models.OneToOneField(OneToOneTarget, null=True, blank=True,
                                   related_name='nullable_source')
 
+
 # Serializer used to test BasicModel
 class BasicModelSerializer(serializers.ModelSerializer):
     class Meta:
         model = BasicModel
-

rest_framework/tests/test_routers.py

 from __future__ import unicode_literals
 from django.test import TestCase
 from django.test.client import RequestFactory
-from rest_framework import status
 from rest_framework.response import Response
 from rest_framework import viewsets
 from rest_framework.decorators import link, action
 from rest_framework.routers import SimpleRouter
-import copy
 
 factory = RequestFactory()
 
@@ -51,5 +49,3 @@ class TestSimpleRouter(TestCase):
             else:
                 method_map = 'get'
             self.assertEqual(route.mapping[method_map], endpoint)
-
-