X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/3fceb197b7f492cf5cfcb4034b6e045638f128d4..1b80c204be885588f7cbe95610e3677f2f886801:/src/api/fields.py

diff --git a/src/api/fields.py b/src/api/fields.py
index 278af6aea..d1f9da4bf 100644
--- a/src/api/fields.py
+++ b/src/api/fields.py
@@ -3,7 +3,7 @@
 #
 from rest_framework import serializers
 from sorl.thumbnail import default
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from club.models import Membership
 
 
@@ -17,7 +17,7 @@ class AbsoluteURLField(serializers.ReadOnlyField):
         if view_args:
             for v in view_args:
                 fields = v.split(':', 1)
-                self.view_args[fields[0]] = fields[1] if len(fields)>1 else fields[0]
+                self.view_args[fields[0]] = fields[1] if len(fields) > 1 else fields[0]
 
     def to_representation(self, value):
         if self.view_name is not None:
@@ -29,7 +29,7 @@ class AbsoluteURLField(serializers.ReadOnlyField):
         return self.context['request'].build_absolute_uri(value)
 
 
-class LegacyMixin(object):
+class LegacyMixin:
     def to_representation(self, value):
         value = super(LegacyMixin, self).to_representation(value)
         non_null_fields = getattr(getattr(self, 'Meta', None), 'legacy_non_null_fields', [])