UI Automation on image verification code identification solutions

def __save_screenshot(self):
    self.driver.save_screenshot('full_snap.png')
    self.page_snap_obj = Image.open('full_snap.png')
    return self.page_snap_obj

def __request_re(self):
    self.img = self.driver.find_element_by_xpath('//*[@id="verifyImg"]') 
    self.location = self.img.location
    self.size = self.img.size
    left = self.location['x']
    top = self.location['y']
    right = left + self.size['width']
    bottom = top + self.size['height']
    page = self.__save_screenshot()
    image_obj = page.crop((left, top, right, bottom))
    image_obj.save('code002.png')
　　
　　# 别人的接口图片训练识别
    # url1 = 'http://47.106.210.173:19952/captcha/v3'
    url = 'http://47.98.142.71:19952/captcha/v3'
    image = open('code002.png', 'rb')
    r = requests.post(url, image)
    t = r.content.decode()
    s = json.loads(t)
    m = s['message']
    print(m)
    return m