code: func (s *AuthServer) getOTPType(user string) (string, error) {
  	_, err := s.GetHOTP(user)
  	if err != nil {
  		if trace.IsNotFound(err) {
  			return teleport.TOTP, nil
  		}
  		return "", trace.Wrap(err)
  	}
  	return teleport.HOTP, nil
  }
docs: // getOTPType returns the type of OTP token used, HOTP or TOTP.
  // Deprecated: Remove this method once HOTP support has been removed.