def METHOD_NAME(self, dvs, lag, members):
    tbl = swsscommon.Table(self.cdb, "PORTCHANNEL_MEMBER")
    fvs = swsscommon.FieldValuePairs([("NULL", "NULL")])
    for member in members:
        tbl.set(lag + "|" + member, fvs)
        time.sleep(1)