import socket import re ''' 广东省公安厅出入境政务服务网护照，通行证办理进度查询。 分析网址格式为 http://www.gdcrj.com/wsyw/tcustomer/tcustomer.do?&method=find&applyid=身份证号码 构造socket请求网页html，利用正则匹配出查询结果 ''' def gethtmlbyidentityid(identityid):  s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)  host = 'www.gdcrj.com';  suburl = '/wsyw/tcustomer/tcustomer.do?&method=find&applyid={0}'  port = 80;  remote_ip = socket.gethostbyname(host)  s.connect((remote_ip , port))  print('【INFO】:socket连接成功')  message = 'GET '+ suburl.format(identityid) +' HTTP/1.1\r\nHost: '+ host +'\r\n\r\n'  # str 2 bytes  m_bytes = message.encode('utf-8')  # send bytes  s.sendall(m_bytes)  print('【INFO】:远程下载中...')  recevstr = ''  while True:   # return bytes   recev = s.recv(4096)   # bytes 2 str   recevstr += recev.decode(encoding = 'utf-8', errors = 'ignore')   if not recev:    s.close()    print('【INFO】:远程下载网页完成')    break  return recevstr ''' 利用正则表达式从上步获取的网页html内容里找出查询结果 ''' def getresultfromhtml(htmlstr):  linebreaks = re.compile(r'\n\s*')  space = re.compile('( )+')  resultReg = re.compile(r'\<td class="news_font"\>([^<td]+)\</td\>', re.MULTILINE)  #去除换行符和空格  htmlstr = linebreaks.sub('', htmlstr)  htmlstr = space.sub(' ', htmlstr)  #匹配出查询结果  result = resultReg.findall(htmlstr)  for res in result:   print(res.strip()) if __name__ == '__main__':  identityid = input('输入您的身份证号码(仅限广东省居民查询):')  try:   identityid = int(identityid)   print('【INFO】:开始查询')   html = gethtmlbyidentityid(identityid)   getresultfromhtml(html)   print('【INFO】:查询成功')  except:   print('【WARN】:输入非法')  input('【INFO】:按任意键退出')