用python实现12306抢票

去年过年照着网上的做的，用splinter或者selenium都可以实现。这两个库是实现web浏览器自动操作的库。就是模拟人的点击等等一系列操作。
不过先对应你的谷歌浏览器版本下好对应的chromedriver，然后添加好环境变量

# -*- coding: utf-8 -*-
from splinter.browser import Browser
from time import sleep
import time
import pygame
from selenium.webdriver.support.select import Select
from selenium import webdriver
from selenium.webdriver.support.select import Select


class ticket( ):
    # 用户名，密码
    username = u\"用户名\"
    passwd = u\"密码\"
    # 车次，选择第几趟，0则从上之下依次点击
    order = 0
    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 login(self):
        self.driver.get(self.login_url)
        # 填充密码
        self.driver.find_element_by_name(\"loginUserDTO.user_name\").send_keys(self.username)
        self.driver.find_element_by_name(\"userDTO.password\").send_keys(self.passwd)
        print(u\"等待验证码，自行输入...\")
        print(\"开始登录\")
        sleep(5)
        while True:
            if self.driver.current_url!= self.initmy_url:
                sleep(1)
            else:
                break
        print(\"结束登录\")

    def start(self):
        self.driver = webdriver.Chrome()

        self.login()
        sleep(3)
        self.driver.get(self.ticket_url)
        try:
            print(u\"购票页面开始...\")
            self.driver.find_element_by_id(\"fromStationText\").send_keys(\"长沙\")
            self.driver.find_element_by_id(\"toStationText\").send_keys(\"石门北\")
            self.driver.find_element_by_id(\"train_date\").send_keys(\"2018-03-28\")




            # K-快速 Z-直达 D-动车 GC-高铁/城际 T-特快

            count = 0
            if self.order != 0:
                while self.driver.url == self.ticket_url:
                    self.driver.find_by_text(u\"查询\").click()
                    count += 1
                    print(u\"点击查询... 第 %s 次\" % count)
                    sleep(0.8)
                    try:
                        self.driver.find_by_text(u\"预订\")[self.order - 1].click()
                    except Exception as e:
                        print(e)
                        print(u\"预订。。。\")
                        continue
            else:
                while self.driver.url == self.ticket_url:
                    self.driver.find_by_text(u\"查询\").click()
                    count += 1
                    print(u\"点击查询... 第 %s 次\" % count)
                    sleep(0.8)
                    try:
                        for i in self.driver.find_by_text(u\"预订\"):
                            i.click()
                            sleep(1)
                    except Exception as e:
                        print(e)
                        print(u\"预订 。。。\")
                        continue
            print(u\"开始预订...\")
            sleep(3)

            sleep(1)
            print(u\"开始选择用户...\")
            self.driver.find_by_text(u\"熊桐\").last.click()

            print(u\"提交订单...\")
            sleep(1)
            time.sleep(60)
            self.driver.find_by_id(\'submitOrder_id\').click()
            sleep(1.5)
            self.driver.find_by_id(\'qr_submit_id\').click()
            pygame.mixer.init()
            print(\"订单完成，播放音乐提醒\")
            track = pygame.mixer.music.load(file)
            pygame.mixer.music.play()
            time.sleep(60)
            pygame.mixer.music.stop()
        except Exception as e:
            print(e)


cities = {
    \'北京\': \'%u5317%u4EAC%2CBJP\',
    \'广州\': \'%u5E7F%u5DDE%2CGZQ\',
    \'杭州\': \'%u676D%u5DDE%2CHZH\',
    \'深圳\': \'%u6DF1%u5733%2CSZQ\',
    \'武汉\': \'%u6B66%u6C49%2CWHN\',
    \'上海\': \'%u4E0A%u6D77%2CSHH\',
    \'长沙\': \'%u957F%u6C99%2CCSQ\',
    \'石门北\': \'%u77F3%u95E8%u53BF%u5317%2CVFQ\'}
if __name__ == \'__main__\':
    file = r\'.\\PycharmProjects\\un d3\\她说.mp3\'
    ticket = ticket()
    ticket.starts = cities[\"长沙\"]
    ticket.ends = cities[\"石门北\"]
    ticket.dtime = \"2018-03-28\"
    ticket.start()