Lint

rest_framework/utils/breadcrumbs.py

@@ -9,11 +9,8 @@ def get_breadcrumbs(url, request=None):
     tuple of (name, url).
     """
     from rest_framework.reverse import preserve_builtin_query_params
-    from rest_framework.settings import api_settings
     from rest_framework.views import APIView
 
-    view_name_func = api_settings.VIEW_NAME_FUNCTION
-
     def breadcrumbs_recursive(url, breadcrumbs_list, prefix, seen):
         """
         Add tuples of (name, url) to the breadcrumbs list,

tests/test_utils.py

@@ -31,6 +31,7 @@ class NestedResourceRoot(APIView):
 class NestedResourceInstance(APIView):
     pass
 
+
 class CustomNameResourceInstance(APIView):
     def get_view_name(self):
         return "Foo"
@@ -89,7 +90,7 @@ class BreadcrumbTests(TestCase):
                 ('Resource Root', '/resource/'),
                 ('Foo', '/resource/customname')
             ]
-        )  
+        )
 
     def test_nested_resource_breadcrumbs(self):
         url = '/resource/123/'