python爬蟲學習之用Python搶火車票的簡單小程序

利用Python製作自動搶火車票小程序，過年再也不要擔心沒票了！

前言

每次過年很多人都會因爲搶不到火車票而回不了家，所以小編利用Python寫了一個自動搶火車票的工具，希望大家能搶到火車票，回家過個好年！

話不多說，直接上代碼：

'''
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'''

@@ -0,0 +1,124 @@
# -*- coding: utf-8 -*-
"""
@author: liuyw
"""
from splinter.browser import Browser
from time import sleep
import traceback
import time, sys

class huoche(object):
  driver_name = ''
  executable_path = ''
  #用戶名，密碼
  username = u"xxx"
  passwd = u"xxx"
  # cookies值得自己去找, 下面兩個分別是瀋陽, 哈爾濱
  starts = u"%u6C88%u9633%2CSYT"
  ends = u"%u54C8%u5C14%u6EE8%2CHBB"

  # 時間格式2018-01-19
  dtime = u"2018-01-19"
  # 車次，選擇第幾趟，0則從上之下依次點擊
  order = 0
  ###乘客名
  users = [u"xxx",u"xxx"]
  ##席位
  xb = u"二等座"
  pz = u"成人票"

  """網址"""
  ticket_url = "https://kyfw.12306.cn/otn/leftTicket/init"
  login_url = "https://kyfw.12306.cn/otn/login/init"
  initmy_url = "https://kyfw.12306.cn/otn/index/initMy12306"
  buy = "https://kyfw.12306.cn/otn/confirmPassenger/initDc"

  def __init__(self):
    self.driver_name = 'chrome'
    self.executable_path = 'D:/chromedriver'

  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)
    print(u"等待驗證碼，自行輸入...")
    while True:
      if self.driver.url != self.initmy_url:
        sleep(1)
      else:
        break

  def start(self):
    self.driver = Browser(driver_name=self.driver_name,executable_path=self.executable_path)
    self.driver.driver.set_window_size(1400, 1000)
    self.login()
    # sleep(1)
    self.driver.visit(self.ticket_url)
    try:
      print(u"購票頁面開始...")
      # sleep(1)
      # 加載查詢信息
      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(u"查詢").click()
          count += 1
          print(u"循環點擊查詢... 第 %s 次" % count)
          # sleep(1)
          try:
            self.driver.find_by_text(u"預訂")[self.order - 1].click()
          except Exception as e:
            print(e)
            print(u"還沒開始預訂")
            continue
      else:
        while self.driver.url == self.ticket_url:
          self.driver.find_by_text(u"查詢").click()
          count += 1
          print(u"循環點擊查詢... 第 %s 次" % count)
          # sleep(0.8)
          try:
            for i in self.driver.find_by_text(u"預訂"):
              i.click()
              sleep(1)
          except Exception as e:
            print(e)
            print(u"還沒開始預訂 %s" % count)
            continue
      print(u"開始預訂...")
      # sleep(3)
      # self.driver.reload()
      sleep(1)
      print(u'開始選擇用戶...')
      for user in self.users:
        self.driver.find_by_text(user).last.click()

      print(u"提交訂單...")
      sleep(1)
      self.driver.find_by_text(self.pz).click()
      self.driver.find_by_id('').select(self.pz)
      # sleep(1)
      self.driver.find_by_text(self.xb).click()
      sleep(1)
      self.driver.find_by_id('submitOrder_id').click()
      print(u"開始選座...")
      self.driver.find_by_id('1D').last.click()
      self.driver.find_by_id('1F').last.click()

      sleep(1.5)
      print(u"確認選座...")
      self.driver.find_by_id('qr_submit_id').click()

    except Exception as e:
      print(e)

if __name__ == '__main__':
  huoche = huoche()
  huoche.start()