import urllib.request as request
  import http.cookiejar as cookiejar
  import re
  import os
  import smtplib
  from email.mime.text import MIMEText
  import time
  user = '' #登陆邮箱
  pwd = ''#邮箱密码
  to = [''] #发送的邮箱
  with open('D:\Python源码\city.txt','r') as f:
    a = f.read()
  station = re.compile(u'\w+:(.+?):(\w+):\d').findall(a)
  dic1 = {}
  for b in range(0, len(station)):
    dic1[station[b][0]] = station[b][1]
  def gethtml(geturl):
    cj = cookiejar.LWPCookieJar()
    cookiejarsupport = request.HTTPCookieProcessor(cj)
    opener = request.build_opener(cookiejarsupport,request.HTTPHandler)
    headers = {
      'User-Agent':'Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/39.0.2171.99 Safari/537.36',
      'Host':'www.12306.cn',
      'Referer':'http://www.12306.cn/opn/lcxxcx/init'
    }
    request.install_opener(opener)
    req = request.Request(url=geturl, headers=headers)
    html = request.urlopen(req).read().decode()
    return html
  def getstation(html):
    fromstation = re.compile(r'from_station_name":"(.+?)","').findall(html)
    tostation = re.compile(r'to_station_name":"(.+?)",').findall(html)
    startime = re.compile(r'"start_time":"(.+?)"').findall(html)
    arrtime = re.compile(r'arrive_time":"(.+?)"').findall(html)
    lishi = re.compile(r'"lishi":"(.+?)",').findall(html)
    webbuy = re.compile(r'"canWebBuy":"(.+?)').findall(html)
    startstation = re.compile(r'start_station_name":"(.+?)"').findall(html)
    endstation = re.compile(r'end_station_name":"(.+?)"').findall(html)
    ruanwo = re.compile((r'"rw_num":"(.+?)",')).findall(html)
    ruanzuo = re.compile((r'"rz_num":"(.+?)"')).findall(html)
    yingwo = re.compile(r'"yw_num":"(.+?)"').findall(html)
    ruanzuo = re.compile(r'"rz_num":"(.+?)"').findall(html)
    yingzuo = re.compile(r'"yz_num":"(.+?)"').findall(html)
    wuzuo = re.compile(r'"wz_num":"(.+?)"').findall(html)
    checi = re.compile(r'station_train_code":"(.+?)"').findall(html)
    datanum = re.compile((r'day_difference":"(.+?)"')).findall(html)
    erdengzuo = re.compile(r'ze_num":"(.+?)",').findall(html)
    num = range(0, len(yingwo))
    for i in num:
      try:
        if int(yingzuo[i]) != 0 or int(erdengzuo[i]) != 0 or int(wuzuo[i] !=0):   #Z108
          print(checi[i], '  二等座：', erdengzuo[i], '  硬座：', yingzuo[i],'  无座：',wuzuo[i])
          if yingwo[i] != '--' or yingzuo[i] != '无':
            msg=MIMEText('火车：'+fromstation[i]+' ->'+tostation[i] +'（'+ checi[i]+ '）\n二等座：'+erdengzuo[i]+ '张;硬座：'+ yingzuo[i]+'张;无座：'+wuzuo[i]+ '张！快买去!\n网址：http://www.12306.cn/opn/lcxxcx/init')
            msg['Subject'] = '有票啦！'
            msg['From'] = user
            msg['To'] = ','.join(to)
            s = smtplib.SMTP('smtp.qq.com', timeout = 30) #连接SMTP端口
            s.login(user,pwd)#登陆服务器
            s.sendmail(user,to,msg.as_string())
            s.close()
            print('发送成功')
            print('------------------------------------------------------------')
      except:
        continue
  print('''''
By:王小涛_同學 
-------------------------------------------------------------- 
  欢迎使用！ 
-------------------------------------------------------------- 
''') 
print ('请输入购票类型：（0为成人票  其他为学生票） ') 
leixing = input() 
print('请输入起点：') 
qidian = input() 
try: 
  if dic1[qidian]: 
    qidian = dic1[qidian] 
except: 
  print('起点输入有误！') 
print('请输入终点：') 
zhongdian = input() 
try: 
  if dic1[zhongdian]: 
    zhongdian = dic1[zhongdian] 
except: 
  print('终点输入有误！') 
print('请输入购票年份：') 
year = input()+'-' 
print('请输入购票月份:（2位）') 
month = input()+'-' 
print('请输入购票日期：(2位)') 
date = input() 
date = year + month + date 
if leixing == 0: 
  geturl = 'http://www.12306.cn/opn/lcxxcx/query?purpose_codes=ADULT&queryDate='+date+'&from_station='+qidian+'&to_station='+ zhongdian 
else: 
  geturl = 'http://www.12306.cn/opn/lcxxcx/query?purpose_codes=0X00&queryDate='+date+'&from_station='+qidian+'&to_station='+ zhongdian 
while 1: 
  getstation(gethtml(geturl)) 
  print('火车票监测中...') 
  time.sleep(300) </pre>