'Convert node in Node instances'

def _to_node(self, data):

    state = NODE_STATE_MAP.get(data.get('power_status'), '4')
    public_ips = []
    private_ips = []
    ip_addresses = data.get('ipaddresses', '')
    if ip_addresses:
        for ip in ip_addresses.split(','):
            ip = ip.replace('    ', '')
            if is_private_subnet(ip):
                private_ips.append(ip)
            else:
                public_ips.append(ip)
    extra = {'zone_data': data.get('zone'), 'zone': data.get('zone', {}).get('name'), 'image': data.get('image', {}).get('friendly_name'), 'create_time': data.get('create_time'), 'network_ports': data.get('network_ports'), 'is_console_enabled': data.get('is_console_enabled'), 'service_type': data.get('service_type', {}).get('friendly_name'), 'hostname': data.get('hostname')}
    node = Node(id=data.get('id'), name=data.get('name'), state=state, public_ips=public_ips, private_ips=private_ips, driver=self, extra=extra)
    return node
