How to use the akshare.bank.cons.cbirc_headers_without_cookie_2019.copy function in akshare

def bank_page_list(page=5):
    """
    想要获取多少页的内容
    注意路径
    http://www.cbirc.gov.cn/cn/list/9103/910305/ybjfjcf/1.html
    :param page: int 输入从第 1 页到 all_page 页的内容
    :return: pd.DataFrame 另存为 csv 文件
    """
    big_url_list = []
    big_title_list = []
    flag = True
    cbirc_headers = cbirc_headers_without_cookie_2019.copy()
    for i_page in range(1, page):
        # i_page = 1
        print(i_page)
        main_url = "http://www.cbirc.gov.cn/cn/list/9103/910305/ybjfjcf/{}.html".format(
            i_page
        )
        if flag:
            res = requests.get(main_url, headers=cbirc_headers)
            temp_cookie = res.headers["Set-Cookie"].split(";")[0]
            cbirc_headers.update({"Cookie": res.headers["Set-Cookie"].split(";")[0]})
            res = requests.get(main_url, headers=cbirc_headers)
            soup = BeautifulSoup(res.text, "lxml")
            res_html = (
                "function getClearance(){"
                + soup.find_all("script")[0].get_text()
                + "};"