Retrieve information about your routing tables. You can filter results
        to return information only about those route tables that match your
        search parameters. Otherwise, all route tables associated with your
        account are returned.

        :type route_table_ids: list
        :param route_table_ids: A list of strings with the desired route table
                                IDs.

        :type filters: list of tuples
        :param filters: A list of tuples containing filters. Each tuple
                        consists of a filter key and a filter value.

        :rtype: list
        :return: A list of :class:`boto.vpc.routetable.RouteTable`

def get_all_route_tables(self, route_table_ids=None, filters=None):
        """
        Retrieve information about your routing tables. You can filter results
        to return information only about those route tables that match your
        search parameters. Otherwise, all route tables associated with your
        account are returned.

        :type route_table_ids: list
        :param route_table_ids: A list of strings with the desired route table
                                IDs.

        :type filters: list of tuples
        :param filters: A list of tuples containing filters. Each tuple
                        consists of a filter key and a filter value.

        :rtype: list
        :return: A list of :class:`boto.vpc.routetable.RouteTable`
        """
        params = {}
        if route_table_ids:
            self.build_list_params(params, route_table_ids, "RouteTableId")
        if filters:
            self.build_filter_params(params, dict(filters))
        return self.get_list('DescribeRouteTables', params, [('item', RouteTable)])