How to use the slackclient.client.LoginInfo function in slackclient

def login_info(self) -> LoginInfo:
        #TODO
        return LoginInfo(
            team=Team(
                id='',
                name='',
                domain='',
            ),
            self=Self(
                id='',
                name='LtWorf',
            ),

def __init__(self, token: str, cookie: Optional[str], previous_status: Optional[bytes]) -> None:
        self.client = SlackClient(token, cookie)
        self._usercache: Dict[str, User] = {}
        self._usermapcache: Dict[str, User] = {}
        self._usermapcache_keys: List[str]
        self._imcache: Dict[str, str] = {}
        self._channelscache: List[Channel] = []
        self._get_members_cache: Dict[str, Set[str]] = {}
        self._get_members_cache_cursor: Dict[str, Optional[str]] = {}
        self._internalevents: List[SlackEvent] = []
        self._sent_by_self: Set[float] = set()
        self.login_info: Optional[LoginInfo] = None
        if previous_status is None:
            self._status = SlackStatus()
        else:
            self._status = load(json.loads(previous_status), SlackStatus)

Connects to the RTM API - https://api.slack.com/rtm
        :Args:
            timeout: in seconds
        """

        # rtm.start returns user and channel info, rtm.connect does not.
        connect_method = "rtm.connect"
        reply = self._api_requester.do(connect_method, timeout=timeout, post_data=kwargs, files=None)

        if reply.status_code != 200:
            raise SlackConnectionError("RTM connection attempt failed")

        login_data = reply.json()
        if login_data["ok"]:
            self._connect_slack_websocket(login_data['url'])
            return load(login_data, LoginInfo)
        else:
            raise SlackLoginError(reply=login_data)