code: def detect_yh_client_result(image_path):
      
      api = "http://yh.ez.shidenggui.com:5000/yh_client"
      with open(image_path, "rb") as f:
          rep = requests.post(api, files={"image": f})
      if rep.status_code != 201:
          error = rep.json()["message"]
          raise exceptions.TradeError("request {} error: {}".format(api, error))
      return rep.json()["result"]
docs: 封装了tesseract的识别，部署在阿里云上，服务端源码地址为： https://github.com/shidenggui/yh_verify_code_docker