环境
python3.7
selenium
webdriver
PIL
Image
2.下面demo是截取“去哪儿”官网的验证码
1 # -*- coding=utf-8 -*-
2 # CodeDemo.py
3 # PyCharm Slade 2019/7/20
4 # import selenium,os
5 from selenium import webdriver
6 from PIL import Image
7
8
9 def aucthcode(coderddr):
10 """
11 传参验证码的Xpath
12 页面全图为'code.png' 命名这个你们开心就好
13 验证码截图名为"aucthcode.png
14 :param coderddr:
15 :return:
16 """
17
18 driver.save_screenshot('code.png')
19 element = driver.find_element_by_xpath(coderddr) # 获取验证码的div位置
20 left = element.location['x'] +280
21 top = element.location['y'] +81
22 right = left + element.size['width'] + int(13)
23 bottom = top + element.size['height'] + int(2)
24 img = Image.open('code.png')
25 imgcod = img.crop((left,top,right,bottom)) # 根据 div的长宽截图
26 imgcod.save('aucthcode.png')
27 print((left,top,right,bottom))
28
29
30 if __name__ == '__main__':
31 driver = webdriver.Chrome()
32 driver.maximize_window()
33 driver.get('https://user.qunar.com/passport/login.jsp')
34 driver.find_element_by_css_selector('a.pwd-login').click()
35 aucthcode('//*[@id="captcha"][1]/p[1]')
36 driver.quit()
37
38
39 # img = Image.open('code.png')
40 # imgcod = img.crop((1392,393,1490,425)) # 根据 div的长宽截图
41 # imgcod.save('aucthcodeN.png')
注：代码中的验证码截取坐标，不一定是标准的，我是通过获取元素的坐标为基础参数，然后在main里面进行调试最终得到我适用的坐标
运行效果展示 code.png
运行截取的验证码效果展示 aucthcode.png