docs: def get_json_response(self):
          """This method aims at catching the exception of ValueError, detail:
          http://docs.python-requests.org/zh_CN/latest/user/quickstart.html#json
          """
          self.json_response = self.get_response().json()
          if self.json_response is not None:
              error_code = self.json_response.get("errcode", None)
              self.call_status = True if error_code == 0 else False
          return self.json_response