text: #!/usr/bin/python
  # -*- coding: UTF-8 -*-
  """
  使用自建的接口识别来自网络的验证码
  需要配置参数：
      remote_url = "https://www.xxxxxxx.com/getImg"  验证码链接地址
      rec_times = 1  识别的次数
  """
  import datetime
  import requests
  from io import BytesIO
  import time
  import json
  import os
  
  
  def recognize_captcha(remote_url, rec_times, save_path, image_suffix):
      image_file_name = 'captcha.{}'.format(image_suffix)
  
      headers = {
          'user-agent': "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.146 Safari/537.36",
      }
  
      for index in range(rec_times):
          # 请求
          while True:
              try:
                  response = requests.request("GET", remote_url, headers=headers, timeout=6)
                  if response.text:
                      break
                  else:
                      print("retry, response.text is empty")
              except Exception as ee:
                  print(ee)
  
          # 识别
          s = time.time()
          url = "http://127.0.0.1:6000/b"
          files = {'image_file': (image_file_name, BytesIO(response.content), 'application')}
          r = requests.post(url=url, files=files)
          e = time.time()
  
          # 识别结果
          print("接口响应: {}".format(r.text))
          predict_text = json.loads(r.text)["value"]
          now_time = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
          print("【{}】 index:{} 耗时：{}ms 预测结果：{}".format(now_time, index, int((e-s)*1000), predict_text))
  
          # 保存文件
          img_name = "{}_{}.{}".format(predict_text, str(time.time()).replace(".", ""), image_suffix)
          path = os.path.join(save_path, img_name)
          with open(path, "wb") as f:
              f.write(response.content)
          print("============== end ==============")
  
  
  def main():
      with open("conf/sample_config.json", "r") as f:
          sample_conf = json.load(f)
  
      # 配置相关参数
      save_path = sample_conf["online_image_dir"]  # 下载图片保存的地址
      remote_url = sample_conf["remote_url"]  # 网络验证码地址
      image_suffix = sample_conf["image_suffix"]  # 文件后缀
      rec_times = 1
      recognize_captcha(remote_url, rec_times, save_path, image_suffix)
  
  
  if __name__ == '__main__':
      for i in range(100):
          main()
      
  
  