<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def buscar_timeout_opcvip(self, id_ambiente_vip):
 """Buscar nome_opcao_txt das Opcoes VIp quando tipo_opcao = 'Timeout' pelo environmentvip_id :return: Dictionary with the following structure: :: {‘timeout_opt’: ‘timeout_opt’: <'nome_opcao_txt'>} :raise InvalidParameterError: Environment VIP identifier is null and invalid. :raise EnvironmentVipNotFoundError: Environment VIP not registered. :raise InvalidParameterError: finalidade_txt and cliente_txt is null and invalid. :raise DataBaseError: Networkapi failed to access the database. :raise XMLError: Networkapi failed to generate the XML response. """


        if not is_valid_int_param(id_ambiente_vip):
            raise InvalidParameterError(
                u'The identifier of environment-vip is invalid or was not informed.')

        url = 'environment-vip/get/timeout/' + str(id_ambiente_vip) + '/'

        code, xml = self.submit(None, 'GET', url)

        return self.response(code, xml)