How to use the citellus.citellusdir function in citellus

def list(options):
    playbooksdir = os.path.join(citellus.citellusdir, PlaybooksFolder)
    playbooks = citellus.findplugins(folders=[playbooksdir], include=options.include, exclude=options.exclude,
                                     executables=False, extension=".yml")
    return playbooks

def run(options):  # do not edit this line
    """
    Executes plugin
    :param options: options passed to main binary
    :return:
    """

    if not which("ansible-playbook"):
        print("# skipping ansible per missing ansible-playbook binary.")
        return

    playbooksdir = os.path.join(citellus.citellusdir, PlaybooksFolder)
    playbooks = citellus.findplugins(folders=[playbooksdir], include=options.include, exclude=options.exclude,
                                     executables=False, extension=".yml")
    playbooklive = []
    playbooksnap = []

    for playbook in playbooks:
        if citellus.regexpfile(file=playbook, regexp="CITELLUS_ROOT"):
            playbooksnap.append(playbook)
        else:
            playbooklive.append(playbook)

    # Restrict the playbooks to process to the running mode
    if options.live is True:
        playbooks = playbooklive
        playbookskipped = playbooksnap
    else: