代码

import requests
import os
import re
import time

for n in range(1,10):

    a_url = 'http://www.dytt8.net/html/gndy/dyzz/list_23_'+str(n)+'.html'               
    html_1 = requests.get(a_url)                    #连接到网站，返回状态码
    html_1.encoding='gb2312'                        #改变网站编码为中文gb2312
    detail_list=re.findall('<a href="(.*?)" class="ulink',html_1.text)   
    for m in detail_list:
        b_url = 'http://www.dytt8.net/%s'%m
        html_2=requests.get(b_url)
        html_2.encoding='gb2312'
        ftp = re.findall('<a href="(.*?)">ftp.*?</a></td>',html_2.text)
        if ftp != []:
            os.chdir("C:\\Program Files (x86)\\Thunder Network\\Thunder9\\Program\\")
            os.system("Thunder.exe -StartType:DesktopIcon \"%s\"" % ftp[0])
            time.sleep(1)