基于Python3.6+splinter实现自动抢火车票

'''
实现自动抢火车票(基于Python3.6+splinter)
Created on 2018年1月15日
@author: liuyazhuang
'''
from splinter.browser import Browser
from time import sleep
import traceback
 
#实现自动购票的类
class Buy_Tickets(object):
  # 定义实例属性，初始化
  def __init__(self, username, passwd, order, passengers, dtime, starts, ends):
    self.username = username
    self.passwd = passwd
    # 车次，0代表所有车次，依次从上到下，1代表所有车次，依次类推
    self.order = order
    # 乘客名
    self.passengers = passengers
    # 起始地和终点
    self.starts = starts
    self.ends = ends
    # 日期
    self.dtime = dtime
    # self.xb = xb
    # self.pz = pz
    self.login_url = 'https://kyfw.12306.cn/otn/login/init'
    self.initMy_url = 'https://kyfw.12306.cn/otn/index/initMy12306'
    self.ticket_url = 'https://kyfw.12306.cn/otn/leftTicket/init'
    self.driver_name = 'chrome'
    self.executable_path = 'C:\Python36\Scripts\chromedriver.exe'
  # 登录功能实现
  def login(self):
    self.driver.visit(self.login_url)
    self.driver.fill('loginUserDTO.user_name', self.username)
    # sleep(1)
    self.driver.fill('userDTO.password', self.passwd)
    # sleep(1)
    print('请输入验证码...')
    while True:
      if self.driver.url != self.initMy_url:
        sleep(1)
      else:
        break
  # 买票功能实现
  def start_buy(self):
    self.driver = Browser(driver_name=self.driver_name, executable_path=self.executable_path)
    #窗口大小的操作
    self.driver.driver.set_window_size(700, 500)
    self.login()
    self.driver.visit(self.ticket_url)
    try:
      print('开始购票...')
      # 加载查询信息
      self.driver.cookies.add({"_jc_save_fromStation": self.starts})
      self.driver.cookies.add({"_jc_save_toStation": self.ends})
      self.driver.cookies.add({"_jc_save_fromDate": self.dtime})
      self.driver.reload()
      count = 0
      if self.order != 0:
        while self.driver.url == self.ticket_url:
          self.driver.find_by_text('查询').click()
          count += 1
          print('第%d次点击查询...' % count)
          try:
            self.driver.find_by_text('预订')[self.order-1].click()
            sleep(1.5)
          except Exception as e:
            print(e)
            print('预订失败...')
            continue
      else:
        while self.driver.url == self.ticket_url:
          self.driver.find_by_text('查询').click()
          count += 1
          print('第%d次点击查询...' % count)
          try:
            for i in self.driver.find_by_text('预订'):
              i.click()
              sleep(1)
          except Exception as e:
            print(e)
            print('预订失败...')
            continue
      print('开始预订...')
      sleep(1)
      print('开始选择用户...')
      for p in self.passengers:
 
        self.driver.find_by_text(p).last.click()
        sleep(0.5)
        if p[-1] == ')':
          self.driver.find_by_id('dialog_xsertcj_ok').click()
      print('提交订单...')
      # sleep(1)
      # self.driver.find_by_text(self.pz).click()
      # sleep(1)
      # self.driver.find_by_text(self.xb).click()
      # sleep(1)
      self.driver.find_by_id('submitOrder_id').click()
      sleep(2)
      print('确认选座...')
      self.driver.find_by_id('qr_submit_id').click()
      print('预订成功...')
    except Exception as e:
      print(e)
 
if __name__ == '__main__':
  # 用户名
  username = 'xxxx'
  # 密码
  password = 'xxx'
  # 车次选择，0代表所有车次
  order = 2
  # 乘客名，比如passengers = ['XXX', 'XXX']
  # 学生票需注明，注明方式为：passengers = ['XXX(学生)', 'XXX']
  passengers = ['刘亚壮']
  # 日期，格式为：'2018-01-20'
  dtime = '2018-01-20'
  # 出发地(需填写cookie值)
  starts = '%u6210%u90FD%2CCDW' #成都
  # 目的地(需填写cookie值)
  ends = '%%u5317%u4EAC%u897F%2CBXP' #北京
 
  # xb =['硬座座'] 
  # pz=['成人票']
 
Buy_Tickets(username, password, order, passengers, dtime, starts, ends).start_buy()