code: def list_certs(self, filters=None):
          
          _, cert_list = self.handler.streamed_request("list-certs",
                                                       "list-cert", filters)
          return cert_list
docs: Retrieve loaded certificates.
  
          :param filters: retrieve only matching certificates (optional)
          :type filters: dict
          :return: list of installed trap, drop and bypass policies
          :rtype: list