-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
+# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
from django.db import models, migrations
migrations.AddField(
model_name='book',
name='ancestor',
- field=models.ManyToManyField(related_name=b'descendant', null=True, editable=False, to='catalogue.Book', blank=True),
+ field=models.ManyToManyField(related_name='descendant', null=True, editable=False, to='catalogue.Book', blank=True),
preserve_default=True,
),
]