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How to use handle_rpc method in autotest

Best Python code snippet using autotest_python

marmarachain_rpc.py

Source:marmarachain_rpc.py

...257            marmarad_pid = remote_connection.server_execute_command('pidof komodod', ssh_client)258            return marmarad_pid259        except Exception as error:260            logging.error(error)261def handle_rpc(method, params):262    if is_local:263        if method == cp.convertpassphrase or method == cp.importprivkey:264            logging.info('------sending command----- \n ' + method)265        else:266            logging.info('------sending command----- \n ' + method + str(params))267        try:268            result = local_connection.curl_response(method, params)269            return result270        except Exception as error:271            logging.error(error)272            return None, error, 1273    else:274        cmd = set_remote(method)275        cmd = marmara_path + cmd276        for item in params:277            if method == 'convertpassphrase':278                cmd = cmd + ' "' + item + '"'279            elif method == 'getaddressesbyaccount':280                cmd = cmd + ' ""'281            elif method == 'getaddresstxids' or method == 'marmaraissue' or method == 'marmaratransfer' \282                    or method == 'marmarareceive' or method == 'getaddressbalance':283                cmd = cmd + ' ' + json.dumps(item)284            elif method == 'setgenerate':285                cmd = cmd + ' ' + str(item).lower()286            else:287                cmd = cmd + ' ' + str(item)288        cmd = cmd.replace('{', "'{").replace('}', "}'")289        if method == cp.convertpassphrase or method == cp.importprivkey:290            logging.info('------sending command----- \n ' + method)291        else:292            logging.info('------sending command----- \n ' + cmd)293        if not ssh_client:294            set_sshclient(remote_connection.server_ssh_connect())295        try:296            result = remote_connection.server_execute_command(cmd, ssh_client)297            return result298        except Exception as error:299            logging.error(error)300            set_sshclient(remote_connection.server_ssh_connect())301            return None, error, 1302class RpcHandler(QtCore.QObject):303    command_out = pyqtSignal(tuple)304    output = pyqtSignal(str)305    walletlist_out = pyqtSignal(list)306    finished = pyqtSignal()307    def __init__(self):308        super(RpcHandler, self).__init__()309        self.method = ""310        self.params = []311        self.command = ""312    @pyqtSlot(str)313    def set_command(self, value):314        self.command = value315    @pyqtSlot(str)316    def set_method(self, method):317        self.method = method318    @pyqtSlot(list)319    def set_params(self, params):320        self.params = params321    @pyqtSlot()322    def do_execute_rpc(self):323        result_out = handle_rpc(self.method, self.params)324        self.command_out.emit(result_out)325        time.sleep(0.1)326        self.finished.emit()327    @pyqtSlot()328    def check_marmara_path(self):329        self.output.emit('get marmarad path')330        path_key = ""331        if is_local:332            path_key = 'local'333        if not is_local:334            path_key = remote_connection.server_hostname335        marmarad_path = configuration.ApplicationConfig().get_value('PATHS', path_key)336        if marmarad_path:  # if these is path in configuration337            self.output.emit('marmarad_path= ' + marmarad_path)338            if platform.system() == 'Windows':339                ls_cmd = 'PowerShell ls ' + marmarad_path.replace(' ', '` ') + ' -name'340            else:341                ls_cmd = 'ls ' + marmarad_path342            self.output.emit('verifiying path')343            verify_path = do_search_path(ls_cmd)344            if not verify_path[0] == ['']:345                verify_path_out = str(verify_path[0]).replace('.exe', '')346                if 'komodod' in verify_path_out and 'komodo-cli' in verify_path_out:347                    self.output.emit('marmarad found.')348                    set_marmara_path(marmarad_path)349                    self.finished.emit()350                else:351                    self.get_marmarad_path(path_key)  # search path for marmarad352            elif verify_path[1]:353                self.get_marmarad_path(path_key)  # search path for marmarad354        else:355            self.get_marmarad_path(path_key)356    @pyqtSlot()357    def get_marmarad_path(self, path_key):358        self.output.emit('no path config')359        search_result = search_marmarad_path()360        if search_result:361            self.output.emit('marmarad found.')362            configuration.ApplicationConfig().set_key_value('PATHS', path_key, search_result)363            if marmara_path != search_result:364                set_marmara_path(search_result)365            self.finished.emit()366        else:367            self.output.emit('need to install mcl')368            self.finished.emit()369    @pyqtSlot()370    def is_chain_ready(self):371        i = 0372        while True:373            getinfo = handle_rpc(cp.getinfo, [])374            if getinfo[0]:375                logging.info('----getinfo result ----- \n' + str(getinfo[0]))376                self.command_out.emit(getinfo)377                time.sleep(0.1)378                addresses = self._get_addresses()379                time.sleep(0.1)380                if type(addresses) == list:381                    self.walletlist_out.emit(addresses)382                    activated_address_list = handle_rpc(cp.marmaralistactivatedaddresses, [])383                    time.sleep(0.1)384                    self.command_out.emit(activated_address_list)385                    getgenerate = handle_rpc(cp.getgenerate, [])386                    time.sleep(0.1)387                    self.command_out.emit(getgenerate)388                    self.finished.emit()389                    # print('chain ready')390                else:391                    # self.output.emit(addresses)392                    logging.warning('could not get addresses')393                    self.finished.emit()394                break395            if getinfo[1]:396                self.command_out.emit(getinfo)397            if getinfo[2] == 1:398                i = i + 1399                if i >= 10:400                    logging.error('could not start marmarachain')401                    getinfo = None, 'could not start marmarachain'402                    self.command_out.emit(getinfo)403                    self.finished.emit()404                    break405            # print('chain is not ready')406            time.sleep(2)407    @pyqtSlot()408    def stopping_chain(self):409        result_out = handle_rpc(cp.stop, [])410        if result_out[0]:411            self.command_out.emit(result_out)412            while True:413                pid = mcl_chain_status()414                if len(pid[0]) == 0:415                    self.finished.emit()416                    out = 0, None, 0417                    self.command_out.emit(out)418                    logging.info('chain stopped')419                    break420                time.sleep(1)421        elif result_out[1]:422            self.command_out.emit(result_out)423            self.finished.emit()424    def _get_addresses(self):425        addresses = handle_rpc(cp.getaddressesbyaccount, [''])426        if addresses[0]:427            addresses_js = json.loads(addresses[0])428            wallet_list = []429            amount = 0430            pubkey = ""431            for address in addresses_js:432                validation = handle_rpc(cp.validateaddress, [address])433                if validation[0]:434                    if json.loads(validation[0])['ismine']:435                        pubkey = json.loads(validation[0])['pubkey']436                elif validation[1]:437                    logging.info(validation[1])438                address_js = {'addresses': [address]}439                amounts = handle_rpc(cp.getaddressbalance, [address_js])440                if amounts[0]:441                    amount = json.loads(amounts[0])['balance']442                    amount = str(int(amount) / 100000000)443                elif amounts[1]:444                    logging.info('getting error in getbalance :' + str(amounts[1]))445                address_list = [amount, address, pubkey]446                wallet_list.append(address_list)447            return wallet_list448        elif addresses[1]:449            logging.error(addresses[1])450            return False451    @pyqtSlot()452    def get_addresses(self):453        addresses = self._get_addresses()454        if type(addresses) == list:455            self.walletlist_out.emit(addresses)456        else:457            self.walletlist_out.emit([])458            logging.info('could not get addresses')459            self.finished.emit()460        time.sleep(0.2)461        self.finished.emit()462    @pyqtSlot()463    def refresh_sidepanel(self):464        getinfo = handle_rpc(cp.getinfo, [])465        if getinfo[0]:466            self.command_out.emit(getinfo)467            time.sleep(0.1)468            activated_address_list = handle_rpc(cp.marmaralistactivatedaddresses, [])469            self.command_out.emit(activated_address_list)470            self.finished.emit()471        elif getinfo[1]:472            self.command_out.emit(getinfo)473            self.finished.emit()474    @pyqtSlot()475    def setgenerate(self):476        setgenerate = handle_rpc(self.method, self.params)477        if setgenerate[2] == 0 or setgenerate[2] == 200:478            getgenerate = handle_rpc(cp.getgenerate, [])479            time.sleep(0.1)480            self.command_out.emit(getgenerate)481            self.finished.emit()482        else:483            self.finished.emit()484            self.command_out.emit(setgenerate)485    @pyqtSlot()486    def get_balances(self):487        getbalance = handle_rpc(cp.getbalance, [])488        time.sleep(0.1)489        listaddressgroupings = handle_rpc(cp.listaddressgroupings, [])490        time.sleep(0.1)491        activated_address_list = handle_rpc(cp.marmaralistactivatedaddresses, [])492        time.sleep(0.1)493        if (getbalance[2] == 200 and listaddressgroupings[2] == 200 and activated_address_list[2] == 200) \494                or (getbalance[2] == 0 and listaddressgroupings[2] == 0 and activated_address_list[2] == 0):495            result = str(getbalance[0]).replace('\n', ''), json.loads(str(listaddressgroupings[0])), \496                     json.loads(str(activated_address_list[0])), 0497            self.command_out.emit(result)498            self.finished.emit()499        else:500            result = getbalance[1], listaddressgroupings[1], activated_address_list[1], 1501            self.command_out.emit(result)502            self.finished.emit()503    @pyqtSlot()504    def txids_detail(self):505        get_txids = handle_rpc(self.method, self.params)506        if get_txids[2] == 200 or get_txids[2] == 0:507            if get_txids[0] or get_txids[0] == []:508                details_list = []509                if len(get_txids[0]) != 0:510                    for txid in json.loads(get_txids[0]):511                        txid_detail = handle_rpc(cp.gettransaction, [txid])512                        if txid_detail[2] == 200 or txid_detail[2] == 0:513                            if txid_detail[0]:514                                detail = json.loads(txid_detail[0])515                                amount = detail.get('amount')516                                block_time = detail.get('blocktime')517                                txid_list = [txid, amount, block_time]518                                details_list.append(txid_list)519                        else:520                            print(txid_detail[1])521                            self.finished.emit()522                            break523                    result = details_list, 0524                    self.command_out.emit(result)525                    self.finished.emit()526                else:527                    result = details_list, 0528                    self.command_out.emit(result)529                    self.finished.emit()530        else:531            result_err = get_txids[1], 1532            self.command_out.emit(result_err)533            self.finished.emit()534    @pyqtSlot()535    def extract_bootstrap(self):536        cmd_list = []537        if os.path.exists(self.method + '/blocks'):538            if platform.system() == 'Linux':539                cmd_list.append('rm -r ' + self.method + '/blocks')540            if platform.system() == 'Win64' or platform.system() == 'Windows':541                cmd_list.append('rmdir /s /q ' + self.method + '\blocks')542        if os.path.exists(self.method + '/chainstate'):543            if platform.system() == 'Linux':544                cmd_list.append('rm -r ' + self.method + '/chainstate')545            if platform.system() == 'Win64' or platform.system() == 'Windows':546                cmd_list.append('rmdir /s /q ' + self.method + '\chainstate')547        cmd_list.append(self.command)548        self.do_execute_extract(cmd_list)549    def do_execute_extract(self, cmd_list):550        pwd_home = str(pathlib.Path.home())551        for cmd in cmd_list:552            proc = subprocess.Popen(cmd, cwd=pwd_home, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)553            retvalue = proc.poll()554            while True:555                stdout = proc.stdout.readline().replace(b'\n', b'').replace(b'\r', b'').decode()556                self.output.emit(str(stdout))557                logging.info(str(stdout))558                if not stdout:559                    break560            self.output.emit(str(retvalue))561        self.finished.emit()562    def get_loop_detail(self, txid, holder=False):563        loop_detail = handle_rpc(cp.marmaracreditloop, [txid])564        if loop_detail[2] == 200 or loop_detail[2] == 0:565            if loop_detail[0]:566                loop_amount = json.loads(loop_detail[0]).get('amount')567                loop_matures = json.loads(loop_detail[0]).get('matures')568                pubkey = json.loads(loop_detail[0]).get('batonpk')569                creditloop = json.loads(loop_detail[0]).get('creditloop')570                loop_address = json.loads(loop_detail[0]).get('LockedInLoopCCaddr')571                loop_create_block = ""572                for item in creditloop:573                    if item.get('funcid') == 'B':574                        loop_create_block = item.get('height')575                        issuer_pk = item.get('issuerpk')576                        if holder:577                            pubkey = issuer_pk578                        break579                return [txid, loop_amount, pubkey, loop_matures, loop_create_block, loop_address]580        else:581            logging.error(loop_detail[1])582            return False583    @pyqtSlot()584    def active_loops_details(self):585        marmarainfo = handle_rpc(self.method, self.params)586        if marmarainfo[2] == 200 or marmarainfo[2] == 0:587            if marmarainfo[0]:588                marmarainfo_result = json.loads(marmarainfo[0])589                issuances_issuer = marmarainfo_result.get('issuances')590                issuer_details_list = []591                for issuance in issuances_issuer:592                    issuance_details = self.get_loop_detail(issuance)593                    if issuance_details:594                        issuer_details_list.append(issuance_details)595                    else:596                        logging.error('some error in getting loopdetail')597                        self.finished.emit()598                        break599                result = issuer_details_list, marmarainfo_result, 0600                self.command_out.emit(result)601                self.finished.emit()602        else:603            result_err = None, marmarainfo[1], 1604            self.command_out.emit(result_err)605            self.finished.emit()606    @pyqtSlot()607    def holder_loop_detail(self):608        marmaraholderloops = handle_rpc(self.method, self.params)609        if marmaraholderloops[2] == 200 or marmaraholderloops[2] == 0:610            if marmaraholderloops[0]:611                holer_result = json.loads(marmaraholderloops[0])612                issuances_holder = holer_result.get('issuances')613                holder_details_list = []614                for issuance in issuances_holder:615                    issuance_details = self.get_loop_detail(issuance, holder=True)616                    if issuance_details:617                        holder_details_list.append(issuance_details)618                    else:619                        logging.error('some error in getting loopdetail')620                        self.finished.emit()621                        break622                result = holder_details_list, holer_result, 0623                self.command_out.emit(result)624                self.finished.emit()625        else:626            result_err = None, marmaraholderloops[1], 1627            self.command_out.emit(result_err)628            self.finished.emit()629    @pyqtSlot()630    def check_fork_api(self):631        getblock = handle_rpc(self.method, self.params)632        if getblock[2] == 200 or getblock[2] == 0:633            if getblock[0]:634                result_json = json.loads(getblock[0])635                block = result_json.get('height')636                hash = result_json.get('hash')637                previous_hash = result_json.get('previousblockhash')638                # next_hash = result_json.get('nextblockhash')639                result_list = [block, hash, previous_hash]640                blocks_detail_api = api_request.get_blocks_details(block, hash)641                result_out = result_list, blocks_detail_api, 0642                self.command_out.emit(result_out)643                self.finished.emit()644        else:645            result_err = None, getblock[1], 1646            self.command_out.emit(result_err)647            self.finished.emit()648    @pyqtSlot()649    def calc_wallet_earnings(self):650        method_list = [self.method, self.method, cp.listaddressgroupings, cp.marmaralistactivatedaddresses]651        param_list = [[str(self.params[0])], [str(self.params[1])], [], []]652        normaladdresseslist = []653        activatedaddresslist = []654        days = []655        begin_day = None656        end_day = None657        index = 0658        for method in method_list:659            result = handle_rpc(method, param_list[index])660            if result[2] == 200 or result[2] == 0:661                if index == 0:662                    begin_day = datetime.fromtimestamp(json.loads(result[0]).get('time')).date()663                if index == 1:664                    end_day = datetime.fromtimestamp(json.loads(result[0]).get('time')).date()665                if index == 2:666                    normaladdresses = json.loads(result[0])667                    if len(normaladdresses) > 0:668                        normaladdresses = normaladdresses[0]669                    else:670                        normaladdresses = normaladdresses671                    for item in normaladdresses:672                        normaladdresseslist.append(item[0])673                if index == 3:674                    for item in json.loads(result[0]).get("WalletActivatedAddresses"):675                        activatedaddresslist.append(item.get('activatedaddress'))676            else:677                result_err = None, result[1], 1678                self.command_out.emit(result_err)679                self.finished.emit()680            if index < 3:681                index = index + 1682        days.append(begin_day)683        day_delta = (end_day - begin_day).days684        count = 0685        while day_delta != count:686            days.append(days[count] + timedelta(days=1))687            count = count + 1688        normaladdresstxidslist = []689        activatedaddresstxidslist = []690        self.output.emit('normal txids')691        for naddress in normaladdresseslist:692            normaladdresstxids = handle_rpc(cp.getaddresstxids, [{'addresses': [naddress], 'start': self.params[0],693                                                                  'end': self.params[1]}])[0]694            if normaladdresstxids:695                for txid in json.loads(normaladdresstxids):696                    normaladdresstxidslist.append(txid)697        self.output.emit('activated txids')698        for activatedaddress in activatedaddresslist:699            activatedaddresstxids = handle_rpc(cp.getaddresstxids, [{'addresses': [activatedaddress],700                                                                     'start': self.params[0],701                                                                     'end': self.params[1]}, 0])[0]702            if activatedaddresstxids:703                for txid in json.loads(activatedaddresstxids):704                    activatedaddresstxidslist.append(txid)705        na_earninglist = {}706        aa_earninglist = {}707        self.output.emit('calculating earnings')708        for daytime in days:709            na_earninglist.__setitem__(daytime, 0)710            aa_earninglist.__setitem__(daytime, 0)711        for txid in normaladdresstxidslist:712            coinbase = self.get_coinbase(txid)713            if coinbase[0]:  # coinbase[0]= timestamp, coinbase[1] = amount714                prv_value = na_earninglist.__getitem__(coinbase[0])715                na_earninglist.__setitem__(coinbase[0], (prv_value + coinbase[1]))716        for txid in activatedaddresstxidslist:717            coinbase = self.get_coinbase(txid)718            if coinbase[0]:719                prv_value = aa_earninglist.__getitem__(coinbase[0])720                aa_earninglist.__setitem__(coinbase[0], (prv_value + coinbase[1]))721        earningresult = na_earninglist, aa_earninglist, 0722        self.command_out.emit(earningresult)723        self.finished.emit()724    def get_coinbase(self, txid):725        rawtxid = handle_rpc(cp.getrawtransaction, [txid])726        if rawtxid[2] == 200 or rawtxid[2] == 0:727            if is_local:728                rawtx = json.loads(rawtxid[0])729            if not is_local:730                rawtx = rawtxid[0]731            decodedtx = handle_rpc(cp.decoderawtransaction, [str(rawtx)])732            if decodedtx[2] == 200 or decodedtx[2] == 0:733                txdetail = json.loads(decodedtx[0])734                for vin in txdetail.get('vin'):735                    if vin.get('coinbase'):736                        timestmp = datetime.fromtimestamp(txdetail.get('locktime')).date()737                        amount = txdetail.get('vout')[0].get('value')738                        return timestmp, amount739                    else:740                        return None, None741            else:742                return None, None743        else:744            return None, None745class Autoinstall(QtCore.QObject):...

registration.py

Source:registration.py

...4import iterm2.rpc5import json6import traceback7import websockets8async def generic_handle_rpc(coro, connection, notif):9    rpc_notif = notif.server_originated_rpc_notification10    params = {}11    ok = False12    try:13        for arg in rpc_notif.rpc.arguments:14            name = arg.name15            if arg.HasField("json_value"):16                # NOTE: This can throw an exception if there are control characters or other nasties.17                value = json.loads(arg.json_value)18                params[name] = value19            else:20                params[name] = None21        result = await coro(**params)22        ok = True23    except KeyboardInterrupt as e:24        raise e25    except websockets.exceptions.ConnectionClosed as e:26        raise e27    except Exception as e:28        tb = traceback.format_exc()29        exception = { "reason": repr(e), "traceback": tb }30        await iterm2.rpc.async_send_rpc_result(connection, rpc_notif.request_id, True, exception)31    if ok:32        await iterm2.rpc.async_send_rpc_result(connection, rpc_notif.request_id, False, result)33class Registration:34    @staticmethod35    async def async_register_rpc_handler(connection, name, coro, timeout=None, defaults={}):36        """Register a script-defined RPC.37        iTerm2 may be instructed to invoke a script-registered RPC, such as38        through a key binding. Use this method to register one.39        :param name: The RPC name. Combined with its arguments, this must be unique among all registered RPCs. It should consist of letters, numbers, and underscores and must begin with a letter.40        :param coro: An async function. Its arguments are reflected upon to determine the RPC's signature. Only the names of the arguments are used. All arguments should be keyword arguments as any may be omitted at call time.41        :param timeout: How long iTerm2 should wait before giving up on this function's ever returning. `None` means to use the default timeout.42        :param defaults: Gives default values. Names correspond to argument names in `arguments`. Values are in-scope variables at the callsite.43        """44        args = inspect.signature(coro).parameters.keys()45        async def handle_rpc(connection, notif):46            await generic_handle_rpc(coro, connection, notif)47        await iterm2.notifications.async_subscribe_to_server_originated_rpc_notification(connection, handle_rpc, name, args, timeout, defaults, iterm2.notifications.RPC_ROLE_GENERIC)48    @staticmethod49    async def async_register_session_title_provider(connection, name, coro, display_name, timeout=None, defaults={}):50        """Register a script-defined RPC.51        iTerm2 may be instructed to invoke a script-registered RPC, such as52        through a key binding. Use this method to register one.53        :param name: The RPC name. Combined with its arguments, this must be unique among all registered RPCs. It should consist of letters, numbers, and underscores and must begin with a letter.54        :param coro: An async function. Its arguments are reflected upon to determine the RPC's signature. Only the names of the arguments are used. All arguments should be keyword arguments as any may be omitted at call time.55        :param display_name: Gives the name of the function to show in preferences.56        :param timeout: How long iTerm2 should wait before giving up on this function's ever returning. `None` means to use the default timeout.57        :param defaults: Gives default values. Names correspond to argument names in `arguments`. Values are in-scope variables at the callsite.58        """59        async def handle_rpc(connection, notif):60            await generic_handle_rpc(coro, connection, notif)61        args = inspect.signature(coro).parameters.keys()62        await iterm2.notifications.async_subscribe_to_server_originated_rpc_notification(connection, handle_rpc, name, args, timeout, defaults, iterm2.notifications.RPC_ROLE_SESSION_TITLE, display_name)63    @staticmethod64    async def async_register_status_bar_component(connection, component, coro, timeout=None, defaults={}):65        """Registers a status bar component.66        :param component: A :class:`StatusBarComponent`.67        :param coro: An async function. Its arguments are reflected upon to determine the RPC's signature. Only the names of the arguments are used. All arguments should be keyword arguments as any may be omitted at call time. It should take a special argument named "knobs" that is a dictionary with configuration settings. It may return a string or a list of strings. If it returns a list of strings then the longest one that fits will be used.68        :param timeout: How long iTerm2 should wait before giving up on this function's ever returning. `None` means to use the default timeout.69        :param defaults: Gives default values. Names correspond to argument names in `arguments`. Values are in-scope variables of the session owning the status bar.70        """71        async def coro_wrapper(**kwargs):72            if "knobs" in kwargs:73                knobs_json = kwargs["knobs"]74                kwargs["knobs"] = json.loads(knobs_json)75            return await coro(**kwargs)76        async def handle_rpc(connection, notif):77            await generic_handle_rpc(coro_wrapper, connection, notif)78        args = inspect.signature(coro).parameters.keys()79        await iterm2.notifications.async_subscribe_to_server_originated_rpc_notification(80                connection,81                handle_rpc,82                component.name,83                args,84                timeout,85                defaults,86                iterm2.notifications.RPC_ROLE_STATUS_BAR_COMPONENT,87                None,...

handleBookEvent.py

Source:handleBookEvent.py

2from helpers.transport import MessageBus3from schemas.book import Book, BookData4from repos.book import BookRepo5def handle_event(mb: MessageBus, book_repo: BookRepo):6    @mb.handle_rpc('find_book')7    def find_book(keyword: str, limit: int, offset: int) -> List[Mapping[str, Any]]:8        results = book_repo.find(keyword, limit, offset)9        return [result.dict() for result in results]10    @mb.handle_rpc('find_book_by_id')11    def find_book_by_id(id: str) -> Mapping[str, Any]:12        result = book_repo.find_by_id(id)13        if result is None:14            return None15        return result.dict()16    @mb.handle_rpc('insert_book')17    def insert_book(data: Mapping[str, Any]) -> Mapping[str, Any]:18        result = book_repo.insert(BookData.parse_obj(data))19        if result is None:20            return None21        return result.dict()22    @mb.handle_rpc('update_book')23    def update_book(id: str, data: Mapping[str, Any]) -> Mapping[str, Any]:24        result = book_repo.update(id, BookData.parse_obj(data))25        if result is None:26            return None27        return result.dict()28    @mb.handle_rpc('delete_book')29    def delete_book(id: str) -> Mapping[str, Any]:30        result = book_repo.delete(id)31        if result is None:32            return None33        return result.dict()34    ...

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