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python正则匹配查询港澳通行证办理进度示例分享

yipeiwu_com6年前 (2020-03-06)Python基础

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')