docs: def read_request(file_name, **params):
      """
      从文件中读取请求头，并根据格式化字符串模板，进行字符串格式化
      :param file_name:
      :param params:
      :return:
      """
      with open(file_name, 'r') as f:
          data = f.read()
          return read_request_from_str(data, **params)