def _update_hosts()

in aws_advanced_python_wrapper/plugin_service.py [0:0]

• 18 lines of code
• 10 McCabe index (conditional complexity)

    def _update_hosts(self, new_hosts: Tuple[HostInfo, ...]):
        old_hosts_dict = {x.url: x for x in self._all_hosts}
        new_hosts_dict = {x.url: x for x in new_hosts}

        changes: Dict[str, Set[HostEvent]] = {}

        for host in self._all_hosts:
            corresponding_new_host = new_hosts_dict.get(host.url)
            if corresponding_new_host is None:
                changes[host.url] = {HostEvent.HOST_DELETED}
            else:
                host_changes: Set[HostEvent] = self._compare(host, corresponding_new_host)
                if len(host_changes) > 0:
                    changes[host.url] = host_changes

        for key, value in new_hosts_dict.items():
            if key not in old_hosts_dict:
                changes[key] = {HostEvent.HOST_ADDED}

        if len(changes) > 0:
            self._all_hosts = tuple(new_hosts) if new_hosts is not None else ()
            self._container.plugin_manager.notify_host_list_changed(changes)