def METHOD_NAME(match_engine, port_asic_obj, ns):
    """
    Given the member port oid, fetch lag_member & lag oid's
    """
    req = MatchRequest(db="ASIC_DB", table="ASIC_STATE:SAI_OBJECT_TYPE_LAG_MEMBER", key_pattern="*", field="SAI_LAG_MEMBER_ATTR_PORT_ID",
                        value=port_asic_obj, return_fields=["SAI_LAG_MEMBER_ATTR_LAG_ID"], ns=ns)
    ret = match_engine.fetch(req)
    lag_member_key = ""
    lag_oid = ""
    if not ret["error"] and ret["keys"]:
        lag_member_key = ret["keys"][-1]
        if lag_member_key in ret["return_values"] and "SAI_LAG_MEMBER_ATTR_LAG_ID" in ret["return_values"][lag_member_key]:
            lag_oid = ret["return_values"][lag_member_key]["SAI_LAG_MEMBER_ATTR_LAG_ID"]
    return lag_member_key, lag_oid