def METHOD_NAME(self, dev_path, param):
    """
    Acquire device parameter from 'ndctl list' output.
    Args:
        dev_path (str): path of device
        param (str): parameter
    """
    p = None
    dev = self._get_dev_info(dev_path)
    try:
        p = dev[param]
    except KeyError:
        dev = self._get_dev_info_63(dev_path)
        p = dev[param]
    return p