old_contents: # -*- coding: utf-8 -*-
  # Generated by Django 1.11.18 on 2019-03-13 04:08
  from __future__ import unicode_literals
  
  from django.db import migrations
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('accelerator', '0039_add_access_control_fields_to_nav_tree_item_model'),
      ]
  
      operations = [
          migrations.AlterUniqueTogether(
              name='navtreeitem',
              unique_together=set([('tree', 'title', 'url')]),
          ),
      ]
  
new_contents: # -*- coding: utf-8 -*-
  # Generated by Django 1.11.18 on 2019-03-13 04:08
  from __future__ import unicode_literals
  
  from django.db import migrations
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          (
              'accelerator',
              '0039_add_access_control_fields_to_nav_tree_item_model'
          ),
      ]
  
      operations = [
          migrations.AlterUniqueTogether(
              name='navtreeitem',
              unique_together=set([('tree', 'title', 'url')]),
          ),
      ]
  
subject: fix pep8 violation