new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.db import migrations, models
  import django.db.models.deletion
  from django.conf import settings
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          migrations.swappable_dependency(settings.AUTH_USER_MODEL),
          ('cases', '0042_auto_20160805_1003'),
      ]
  
      operations = [
          migrations.AddField(
              model_name='case',
              name='user_assignee',
              field=models.ForeignKey(related_name='cases', on_delete=django.db.models.deletion.SET_NULL, to=settings.AUTH_USER_MODEL, help_text='The (optional) user that this case is assigned to', null=True),
          ),
      ]
  
subject: Add migration for user_assignee Case field