@staticmethod
def __save_label_info_file(label_file, labels):
    """
        utility method for saving a file with labels
        :param label_file: path to the file to be written
        :param labels: label tensor
        :return: None (writes file to disk)
        """
    with open(label_file, 'w') as fp:
        for label in labels:
            fp.write(str(label.item()) + '\n')
