How to use the pyopencga.exceptions.OpenCgaInvalidToken function in pyopencga

sleep(1)
                r = requests.post(url, json=data, headers=header)

        else:
            raise NotImplementedError('method: ' + method + ' not implemented.')

        if r.status_code == 504:  # Gateway Time-out
            if time_out_counter == 99:
                msg = 'Server not responding in time'
                raise requests.ConnectionError(msg)
            time_out_counter += 1
            continue
        time_out_counter = 0

        if r.status_code == 401:
            raise OpenCgaInvalidToken(r.content)
        elif r.status_code == 403:
            raise OpenCgaAuthorisationError(r.content)

        elif r.status_code != 200:
            raise Exception(r.content)

        try:
            response = r.json()
        except ValueError:
            msg = 'Bad JSON format retrieved from server'
            raise ValueError(msg)

        # Setting up final_response
        if final_response is None:
            final_response = response
        # Concatenating results

results in an error because the sessionId is invalid, login_handler()
        will be called and this failed attempt will not count towards the maximum
        of attempts
    :param on_retry: a callback to be called before retrying. Must accept 3 parameters:
        exception value, exception type, traceback.
    :param dont_retry: optional; List of strings, if any are present in the exception
        message don't retry
    :return: the result of func() if successful, otherwise the last exception raised
    by calling func.
    """
    attempt_number = 1
    retry_seconds = initial_retry_seconds
    while True:
        try:
            return func()
        except OpenCgaInvalidToken as e:

            if login_handler:
                login_handler()
            else:
                raise e
        except OpenCgaAuthorisationError as e:
            raise e
        except Exception as e:
            if dont_retry and any(string_ in str(e) for string_ in dont_retry):
                raise e
            if attempt_number >= max_attempts:  # last attempt failed, propagate error:
                raise
            if on_retry:
                # notify that we are retrying
                exc_type, exc_val, exc_tb = sys.exc_info()
                on_retry(exc_type, exc_val, exc_tb)