def METHOD_NAME(gt="Grammar.txt", gp=None,
                 save=True, force=False, logger=None):
    """Load the grammar (maybe from a pickle)."""
    if logger is None:
        logger = logging.getLogger()
    gp = _generate_pickle_name(gt) if gp is None else gp
    if force or not _newer(gp, gt):
        logger.info("Generating grammar tables from %s", gt)
        g = pgen.generate_grammar(gt)
        if save:
            logger.info("Writing grammar tables to %s", gp)
            try:
                g.dump(gp)
            except OSError as e:
                logger.info("Writing failed: %s", e)
    else:
        g = grammar.Grammar()
        g.load(gp)
    return g