def sign_in_ranking_list():
page_index = request.args.get('page_index')
user_handler = UserHandler()
user_count_list = user_handler.get_sign_in_ranking_list(page_index) if page_index else \
user_handler.get_sign_in_ranking_list()
return jsonify({'res': 'ok', 'data': user_count_list})
