python selenium实现12306自动登录（自动验证）

男娘i 2022-03-26 05:24 207阅读 0赞

效果图  
![在这里插入图片描述][20190115193010547.gif]  
验证部分交给了[http://littlebigluo.qicp.net:47720/][http_littlebigluo.qicp.net_47720]  
博主[littlebigluo][]已经训练好了CNN分类器，所以获取验证图像后直接requests.post图片到littlebigluo的服务器，通过CNN前传返回验证结果到浏览器。  
不要频繁访问，服务器处理速度不够  
思路很简单直接按\_\_call\_\_函数中的函数调用流程走就行

#coding:u8
    
    from selenium import webdriver
    from selenium.webdriver.common.keys import Keys
    from selenium.webdriver.common.by import By
    from selenium.webdriver.support.ui import WebDriverWait
    from selenium.webdriver.support import expected_conditions as EC
    from selenium.webdriver.common.action_chains import ActionChains
    import requests
    import base64
    import re
    import time
    
    class Demo():
    	def __init__(self):
    		self.coordinate=[[-105,-20],[-35,-20],[40,-20],[110,-20],[-105,50],[-35,50],[40,50],[110,50]]
    	def login(self):
    		login_url="https://kyfw.12306.cn/otn/resources/login.html"
    		driver = webdriver.Chrome()
    		driver.set_window_size(1200, 900)
    		driver.get(login_url)
    		account=driver.find_element_by_class_name("login-hd-account")
    		account.click()
    		userName=driver.find_element_by_id("J-userName")
    		userName.send_keys("531218020@qq.com")
    		password=driver.find_element_by_id("J-password")
    		password.send_keys("***********")
    		self.driver=driver
    	def getVerifyImage(self):
    		try:
    			
    			img_element =WebDriverWait(self.driver, 100).until(
    				EC.presence_of_element_located((By.ID, "J-loginImg"))
    				)
    
    		except Exception as e:
    			print(u"网络开小差,请稍后尝试")	
    		base64_str=img_element.get_attribute("src").split(",")[-1]
    		imgdata=base64.b64decode(base64_str)
    		with open('verify.jpg','wb') as file:
    			file.write(imgdata)
    		self.img_element=img_element
    	def getVerifyResult(self):
    		url="http://littlebigluo.qicp.net:47720/"
    		response=requests.request("POST",url,data={"type":"1"},files={'pic_xxfile':open('verify.jpg','rb')})
    		result=[]
    		print(response.text)
    		for i in re.findall("<B>(.*)</B>",response.text)[0].split(" "):
    			result.append(int(i)-1)
    		self.result=result
    		print(result)
    	def moveAndClick(self):
    		try:
    			Action=ActionChains(self.driver)
    			for i in self.result:
    				Action.move_to_element(self.img_element).move_by_offset(self.coordinate[i][0],self.coordinate[i][1]).click()
    			Action.perform()
    		except Exception as e:
    			print(e.message())
    	def submit(self):
    		self.driver.find_element_by_id("J-login").click()
    	def __call__(self):
    		self.login() 
    		time.sleep(3)
    		self.getVerifyImage()
    		time.sleep(1)
    		self.getVerifyResult()
    		time.sleep(1)
    		self.moveAndClick()
    		time.sleep(1)
    		self.submit()
    		time.sleep(10000)
    		
    Demo()()

后续自动刷票抢票功能实现参见[https://blog.csdn.net/weixin\_38283159/article/details/86508735][https_blog.csdn.net_weixin_38283159_article_details_86508735]

[20190115193010547.gif]: /images/20220326/3dcdf68c6deb48e989f71e5e3cef7cc1.png
[http_littlebigluo.qicp.net_47720]: http://littlebigluo.qicp.net:47720/
[littlebigluo]: https://blog.csdn.net/weixin_41578580
[https_blog.csdn.net_weixin_38283159_article_details_86508735]: https://blog.csdn.net/weixin_38283159/article/details/86508735