code: def alterar(self, id_tipo_acesso, protocolo):
          
          if not is_valid_int_param(id_tipo_acesso):
              raise InvalidParameterError(
                  u'Access type id is invalid or was not informed.')
  
          tipo_acesso_map = dict()
          tipo_acesso_map['protocolo'] = protocolo
  
          url = 'tipoacesso/' + str(id_tipo_acesso) + '/'
  
          code, xml = self.submit({'tipo_acesso': tipo_acesso_map}, 'PUT', url)
  
          return self.response(code, xml)
docs: Edit access type by its identifier.
  
          :param id_tipo_acesso: Access type identifier.
          :param protocolo: Protocol.
  
          :return: None
  
          :raise ProtocoloTipoAcessoDuplicadoError: Protocol already exists.
          :raise InvalidParameterError: Protocol value is invalid or none.
          :raise TipoAcessoNaoExisteError: Access type doesn't exist.
          :raise DataBaseError: Networkapi failed to access the database.
          :raise XMLError: Networkapi failed to generate the XML response.