A particular package

    Use this rule to include messages that relate to a certain package
    (*i.e., nethack*).

def package_filter(config, message, package=None, *args, **kw):
    """ A particular package

    Use this rule to include messages that relate to a certain package
    (*i.e., nethack*).
    """

    package = kw.get('package', package)
    if package:
        return package in fmn.rules.utils.msg2packages(message, **config)