old_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.db import models, migrations
  from django.conf import settings
  
  
  def copy_owners(apps, schema_editor):
      for model_name in ('Level', 'Workspace'):
          model = apps.get_model('game', model_name)
          for r in model.objects.all():
              if r.owner is None:
                  continue
              r.new_owner = r.owner.user
              r.save()
  
  
  def restore_owners(apps, schema_editor):
      for model_name in ('Level', 'Workspace'):
          model = apps.get_model('game', model_name)
          for r in model.objects.all():
              if r.new_owner is None:
                  continue
              r.owner = r.new_owner.userprofile
              r.save()
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('game', '0065_rename_old_character_field'),
      ]
  
      operations = [
          migrations.AddField(
              model_name='level',
              name='new_owner',
              field=models.ForeignKey(related_name='levels', blank=True, to=settings.AUTH_USER_MODEL, null=True),
          ),
          migrations.AddField(
              model_name='workspace',
              name='new_owner',
              field=models.ForeignKey(related_name='workspaces', blank=True, to=settings.AUTH_USER_MODEL, null=True),
          ),
          migrations.RunPython(copy_owners, reverse_code=restore_owners),
          migrations.RemoveField(
              model_name='level',
              name='owner',
          ),
          migrations.RemoveField(
              model_name='workspace',
              name='owner',
          ),
          migrations.RenameField(
              model_name='level',
              old_name='new_owner',
              new_name='owner',
          ),
          migrations.RenameField(
              model_name='workspace',
              old_name='new_owner',
              new_name='owner',
          ),
      ]
  
new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.db import models, migrations
  from django.conf import settings
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('game', '0065_rename_old_character_field'),
      ]
  
      operations = [
          migrations.AlterField(
              model_name='level',
              name='owner',
              field=models.ForeignKey(related_name='levels', blank=True, to=settings.AUTH_USER_MODEL, null=True),
          ),
          migrations.AlterField(
              model_name='workspace',
              name='owner',
              field=models.ForeignKey(related_name='workspaces', blank=True, to=settings.AUTH_USER_MODEL, null=True),
          ),
      ]
  
subject: Revert "Corrected migration."