Task.ip_addresses are not set properly

[dmajere]

in MarathonTask

def __init__(
        self, app_id=None, health_check_results=None, host=None, id=None, ports=None, service_ports=None,
                 slave_id=None, staged_at=None, started_at=None, version=None, ip_addresses=[]):
        self.app_id = app_id
        self.health_check_results = health_check_results or []
        self.health_check_results = [
            hcr if isinstance(
                hcr, MarathonHealthCheckResult) else MarathonHealthCheckResult().from_json(hcr)
            for hcr in (health_check_results or []) if any(health_check_results)
        ]
        self.host = host
        self.id = id
        self.ports = ports or []
        self.service_ports = service_ports or []
        self.slave_id = slave_id
        self.staged_at = staged_at if (staged_at is None or isinstance(staged_at, datetime)) \
            else datetime.strptime(staged_at, self.DATETIME_FORMAT)
        self.started_at = started_at if (started_at is None or isinstance(started_at, datetime)) \
            else datetime.strptime(started_at, self.DATETIME_FORMAT)
        self.version = version

ip_addresses are passed but not set to self.ip_addresses