docs: def download_as_obj(
      base_url=d1_common.const.URL_DATAONE_ROOT,
      timeout_sec=d1_common.const.DEFAULT_HTTP_TIMEOUT,
  ):
      """Download public certificate from a TLS/SSL web server as Certificate object.
  
      Also see download_as_der().
  
      Args:
          base_url : str
            A full URL to a DataONE service endpoint or a server hostname
          timeout_sec : int or float
            Timeout for the SSL socket operations
  
      Returns:
        cryptography.Certificate
  
      """
      return decode_der(download_as_der(base_url, timeout_sec))