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How to use _send_and_wait method in autotest

Best Python code snippet using autotest_python

proxy.py

Source:proxy.py

...156        """157        logger.debug("HFP handshake is starting...")158        try:159            # features160            self._ag_features = yield self._send_and_wait(161                "AT+BRSF={}".format(HF_BRSF_FEATURES),162                "BRSF")163            logger.debug("AG feature set = {}".format(self._ag_features))164            # we could negotiate to mSBC if we support it later, but for now165            # only support CVSD/PCM166            self._codec = "CVSD"167            if self._ag_features["CODEC_NEG"]:168                yield self._send_and_wait("AT+BAC=1", "OK")169                # try:170                #     yield self._send_and_wait("AT+BAC=2", "OK")171                #     self._codec = "mSBC"172                # except TimeoutError:173                #     logger.debug("Failed to negotiate to mSBC codec.")174            # indicators175            yield self._send_and_wait("AT+CIND=?", "CIND")176            yield self._send_and_wait("AT+CIND?", "CIND")177            yield self._send_and_wait("AT+CMER=3,0,0,1", "OK")178            # specific to call wait/3-way179            if self._ag_features["3WAY"]:180                self._ag_multicall = yield self._send_and_wait(181                    "AT+CHLD=?", "CHLD")182                # call waiting alerts183                yield self._send_and_wait("AT+CCWA=1", "OK")184                185            # extended error handling186            yield self._send_and_wait("AT+CMEE=1", "OK")187            # CLI188            yield self._send_and_wait("AT+CLIP=1", "OK")189            # network operator format190            yield self._send_and_wait("AT+COPS=3,0", "OK")191            self._connection.send_message("AT+COPS?")192        except TimeoutError as e:193            logger.exception("HFP handshake error.")194            if self._connection:195                self._connection.close()196            return197        # handshake is complete198        self._handshake_completed = True199        logger.debug("HFP handshake is complete.")200        if self.on_connected_changed:201            self.on_connected_changed(connected=True)202    @coroutine203    def _send_and_wait(self, command, reply_code):204        """DRY helper function to send a command, wait for reply and log it.205        """206        response = yield self._connection.send_message(207            message=command,208            async_reply_code=reply_code)209        logger.debug("{} response = {}".format(command, response))210        return response211    def _raise_event(self, name, **kwargs):212        """Helper to raise an event and capture any exceptions that may bubble213        from the event processor.214        """215        if self.on_event:216            try:217                self.on_event(name=name, **kwargs)...

distributed_utils.py

Source:distributed_utils.py

...23    world_size = torch.distributed.get_world_size()24    rank = torch.distributed.get_rank()25    if world_size == 1:26        return27    def _send_and_wait(r):28        if rank == r:29            tensor = torch.tensor(0, device="cuda")30        else:31            tensor = torch.tensor(1, device="cuda")32        torch.distributed.broadcast(tensor, r)33        while tensor.item() == 1:34            time.sleep(1)35    _send_and_wait(0)36    # now sync on the main process37    _send_and_wait(1)38def reduce_loss_dict(loss_dict):39    """40    Reduce the loss dictionary from all processes so that process with rank41    0 has the averaged results. Returns a dict with the same fields as42    loss_dict, after reduction.43    """44    world_size = get_world_size()45    if world_size < 2:46        return loss_dict47    with torch.no_grad():48        loss_names = []49        all_losses = []50        for k in sorted(loss_dict.keys()):51            loss_names.append(k)...

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