old_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.db import migrations
  from django.contrib.auth import models as auth_models
  
  
  def create_users(apps, schema_editor):
      qa_group, _ = auth_models.Group.objects.get_or_create(name="QA")
      localhost, _ = auth_models.User.objects.get_or_create(username="localhost",
                                                            password="localhost",
                                                            email="l@l.com")
      qa_group.user_set.add(localhost)
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('management', '0001_initial'),
      ]
  
      operations = [migrations.RunPython(create_users)
      ]
  
new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.db import migrations
  from django.contrib.auth import models as auth_models
  
  ADMIN_USERNAME = "rotest"
  ADMIN_PASSWORD = "rotest"
  
  
  def create_users(apps, schema_editor):
      qa_group, _ = auth_models.Group.objects.get_or_create(name="QA")
      localhost, _ = auth_models.User.objects.get_or_create(username="localhost",
                                                            password="localhost",
                                                            email="l@l.com")
      qa_group.user_set.add(localhost)
  
      try:
          auth_models.User.objects.get(username=ADMIN_USERNAME)
      except auth_models.User.DoesNotExist:
          auth_models.User.objects.create_superuser(ADMIN_USERNAME,
                                                    "rotest@rotest.com",
                                                    ADMIN_PASSWORD)
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('management', '0001_initial'),
      ]
  
      operations = [migrations.RunPython(create_users)
      ]
  
subject: Revert the superuser creation in a migration