code: func (s LoginSession) NeedsCaptcha() (bool, error) {
  	req := &request{
  		url:       "https://www.reddit.com/api/needs_captcha.json",
  		cookie:    s.cookie,
  		useragent: s.useragent,
  	}
  
  	body, err := req.getResponse()
  
  	if err != nil {
  		return false, err
  	}
  
  	need, err := strconv.ParseBool(body.String())
  
  	if err != nil {
  		return false, err
  	}
  
  	return need, nil
  }
docs: // NeedsCaptcha returns true if captcha is required, false if it isn't