code: def mail_admins(subject, message, fail_silently=False, connection=None,
                  html_message=None):
      
      if not settings.ADMINS:
          return
      mail = EmailMultiAlternatives('%s%s' % (settings.EMAIL_SUBJECT_PREFIX, subject),
                                    message, settings.SERVER_EMAIL, [a[1] for a in settings.ADMINS],
                                    connection=connection)
      if html_message:
          mail.attach_alternative(html_message, 'text/html')
      mail.send(fail_silently=fail_silently)
docs: Sends a message to the admins, as defined by the DBBACKUP_ADMINS setting.