def METHOD_NAME(self, head_msg=None):
    """
    Return the write_header message for printing title of the log
    Args:
        head_msg (str): Message to be written if any
    Returns:
        header (str): A text to be printed on the header
    """
    now = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
    header = "\n%s\nDateTime: %s \nMessage: %s \n" % ("*" * 100, now, head_msg)
    return header