def get_updates(self, car_id=None):
if car_id is not None:<EOL><INDENT>return self.__update[car_id]<EOL><DEDENT>return self.__update<EOL>
Get updates dictionary.

        Parameters
        ----------
        car_id : string
            Identifier for the car on the owner-api endpoint. Confusingly it
            is not the vehicle_id field for identifying the car across
            different endpoints.
            https://tesla-api.timdorr.com/api-basics/vehicles#vehicle_id-vs-id
            If no car_id, returns the complete dictionary.

        Returns
        -------
        bool or dict of booleans
            If car_id exists, a bool indicating whether updates should be
            procssed. Othewise, the entire updates dictionary.