def is_harmony_cli(args):
    """
    Returns True if the passed parsed CLI arguments constitute a Harmony CLI invocation, False otherwise

    Parameters
    ----------
    args : Namespace
        Argument values parsed from the command line, presumably via ArgumentParser.parse_args

    Returns
    -------
    is_harmony_cli : bool
        True if the provided arguments constitute a Harmony CLI invocation, False otherwise
    """
    return args.harmony_action is not None