new_contents: from seacucumber.backend import SESBackend
  
  from bandit.backends.base import HijackBackendMixin
  
  
  class HijackSESBackend(HijackBackendMixin, SESBackend):
      """
      This backend intercepts outgoing messages drops them to a single email
      address, using the SESBackend in django-seacucumber.
      """
      pass
  
subject: add backend for seacucumber