code: func (s LoginSession) Clear() error {
  	req := &request{
  		url: "https://www.reddit.com/api/clear_sessions",
  		values: &url.Values{
  			"curpass": {s.password},
  			"uh":      {s.modhash},
  		},
  		useragent: s.useragent,
  	}
  	body, err := req.getResponse()
  	if err != nil {
  		return err
  	}
  
  	if !strings.Contains(body.String(), "all other sessions have been logged out") {
  		return errors.New("failed to clear session")
  	}
  	return nil
  }
docs: // Clear clears all session cookies and updates the current session with a new one.