new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.db import models, migrations
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('schools', '0008_archivedatalink'),
      ]
  
      operations = [
          migrations.RenameField(
              model_name='archivedatalink',
              old_name='archivedata',
              new_name='archive_data',
          ),
      ]
  
subject: Add a missing migration