text: from django.db import models
  
  from cumulus.storage import SwiftclientStorage
  
  openstack_storage = SwiftclientStorage()
  
  
  class Thing(models.Model):
      "A dummy model to use for tests."
      image = models.ImageField(storage=openstack_storage,
                                upload_to="cumulus-tests",
                                blank=True)
      document = models.FileField(storage=openstack_storage, upload_to="cumulus-tests")
      custom = models.FileField(storage=openstack_storage, upload_to="cumulus-tests")
  