docs: def email(self, comment, content_object, request):
          """
          Send email notification of a new comment to site staff when email
          notifications have been requested.
  
          """
          if not self.email_notification:
              return
          recipient_list = [manager_tuple[1] for manager_tuple in settings.MANAGERS]
          t = loader.get_template('comments/comment_notification_email.txt')
          c = Context({ 'comment': comment,
                        'content_object': content_object })
          subject = '[%s] New comment posted on "%s"' % (get_current_site(request).name,
                                                            content_object)
          message = t.render(c)
          send_mail(subject, message, settings.DEFAULT_FROM_EMAIL, recipient_list, fail_silently=True)