def update_routing_table_from(self, *routers):
for router in routers:<EOL><INDENT>new_routing_table = self.fetch_routing_table(router)<EOL>if new_routing_table is not None:<EOL><INDENT>self.routing_table.update(new_routing_table)<EOL>return True<EOL><DEDENT><DEDENT>return False<EOL>
Try to update routing tables with the given routers.

        :return: True if the routing table is successfully updated, otherwise False