How to use the hangups.auth.GoogleAuthError function in hangups

except requests.RequestException as e:
        raise GoogleAuthError('OAuthLogin request failed: {}'.format(e))
    uberauth = r.text

    try:
        r = session.get(('https://accounts.google.com/MergeSession?'
                         'service=mail&'
                         'continue=http://www.google.com&uberauth={}')
                        .format(uberauth), headers=headers)
        r.raise_for_status()
    except requests.RequestException as e:
        raise GoogleAuthError('MergeSession request failed: {}'.format(e))

    cookies = session.cookies.get_dict(domain='.google.com')
    if cookies == {}:
        raise GoogleAuthError('Failed to find session cookies')
    return cookies

password = credentials_prompt.get_password()
    browser.submit_form(FORM_SELECTOR, {PASSWORD_SELECTOR: password})

    if browser.has_selector(TOTP_CHALLENGE_SELECTOR):
        browser.submit_form(TOTP_CHALLENGE_SELECTOR, {})
    elif browser.has_selector(PHONE_CHALLENGE_SELECTOR):
        browser.submit_form(PHONE_CHALLENGE_SELECTOR, {})

    if browser.has_selector(VERIFICATION_FORM_SELECTOR):
        if browser.has_selector(TOTP_CODE_SELECTOR):
            input_selector = TOTP_CODE_SELECTOR
        elif browser.has_selector(PHONE_CODE_SELECTOR):
            input_selector = PHONE_CODE_SELECTOR
        else:
            raise GoogleAuthError('Unknown verification code input')
        verfification_code = credentials_prompt.get_verification_code()
        browser.submit_form(
            VERIFICATION_FORM_SELECTOR, {input_selector: verfification_code}
        )

    try:
        return browser.get_cookie('oauth_code')
    except KeyError:
        raise GoogleAuthError('Authorization code cookie not found')

if browser.has_selector(VERIFICATION_FORM_SELECTOR):
        if browser.has_selector(TOTP_CODE_SELECTOR):
            input_selector = TOTP_CODE_SELECTOR
        elif browser.has_selector(PHONE_CODE_SELECTOR):
            input_selector = PHONE_CODE_SELECTOR
        else:
            raise GoogleAuthError('Unknown verification code input')
        verfification_code = credentials_prompt.get_verification_code()
        browser.submit_form(
            VERIFICATION_FORM_SELECTOR, {input_selector: verfification_code}
        )

    try:
        return browser.get_cookie('oauth_code')
    except KeyError:
        raise GoogleAuthError('Authorization code cookie not found')

Returns:
        dict: Google session cookies.

    Raises:
        GoogleAuthError: If authentication with Google fails.
    """
    with requests.Session() as session:
        session.headers = {'user-agent': USER_AGENT}

        try:
            logger.info('Authenticating with refresh token')
            refresh_token = refresh_token_cache.get()
            if refresh_token is None:
                raise GoogleAuthError("Refresh token not found")
            access_token = _auth_with_refresh_token(session, refresh_token)
        except GoogleAuthError as e:
            logger.info('Failed to authenticate using refresh token: %s', e)
            logger.info('Authenticating with credentials')
            if manual_login:
                authorization_code = (
                    credentials_prompt.get_authorization_code()
                )
            else:
                authorization_code = _get_authorization_code(
                    session, credentials_prompt
                )
            access_token, refresh_token = _auth_with_code(
                session, authorization_code
            )
            refresh_token_cache.set(refresh_token)

        logger.info('Authentication successful')