def action(self, params):
        if len(params) == 0:
            return WrongParamResp()
        peer = afi = safi = None
        try:
            peer = params[0]
            afi = params[1]
            safi = params[2]
        except __HOLE__:
            pass

        self.api.route_refresh(peer, afi, safi)
        return CommandsResponse(STATUS_OK, '')
dataset/ETHPy150Open osrg/ryu/ryu/services/protocols/bgp/operator/commands/clear.py/BGPCmd.action