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How to use _schedule_atomic_group method in autotest

Best Python code snippet using autotest_python

monitor_db.py

Source:monitor_db.py

...541        if not queue_entries:542            return []543        self._host_scheduler.refresh(queue_entries)544        return queue_entries545    def _schedule_atomic_group(self, queue_entry):546        """547        Schedule the given queue_entry on an atomic group of hosts.548        Returns immediately if there are insufficient available hosts.549        Creates new HostQueueEntries based off of queue_entry for the550        scheduled hosts and starts them all running.551        """552        # This is a virtual host queue entry representing an entire553        # atomic group, find a group and schedule their hosts.554        group_hosts = self._host_scheduler.find_eligible_atomic_group(555            queue_entry)556        if not group_hosts:557            return558        logging.info('Expanding atomic group entry %s with hosts %s',559                     queue_entry,560                     ', '.join(host.hostname for host in group_hosts))561        for assigned_host in group_hosts[1:]:562            # Create a new HQE for every additional assigned_host.563            new_hqe = scheduler_models.HostQueueEntry.clone(queue_entry)564            new_hqe.save()565            new_hqe.set_host(assigned_host)566            self._run_queue_entry(new_hqe)567        # The first assigned host uses the original HostQueueEntry568        queue_entry.set_host(group_hosts[0])569        self._run_queue_entry(queue_entry)570    def _schedule_hostless_job(self, queue_entry):571        self.add_agent_task(HostlessQueueTask(queue_entry))572        queue_entry.set_status(models.HostQueueEntry.Status.STARTING)573    def _schedule_new_jobs(self):574        queue_entries = self._refresh_pending_queue_entries()575        if not queue_entries:576            return577        for queue_entry in queue_entries:578            is_unassigned_atomic_group = (579                queue_entry.atomic_group_id is not None and580                queue_entry.host_id is None)581            if queue_entry.is_hostless():582                self._schedule_hostless_job(queue_entry)583            elif is_unassigned_atomic_group:584                self._schedule_atomic_group(queue_entry)585            else:586                assigned_host = self._host_scheduler.schedule_entry(queue_entry)587                if assigned_host and not self.host_has_agent(assigned_host):588                    assert assigned_host.id == queue_entry.host_id589                    self._run_queue_entry(queue_entry)590    def _schedule_running_host_queue_entries(self):591        for agent_task in self._get_queue_entry_agent_tasks():592            self.add_agent_task(agent_task)593    def _schedule_delay_tasks(self):594        for entry in scheduler_models.HostQueueEntry.fetch(595                where='status = "%s"' % models.HostQueueEntry.Status.WAITING):596            task = entry.job.schedule_delayed_callback_task(entry)597            if task:598                self.add_agent_task(task)...

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