def METHOD_NAME(appname=None):
    global available_lhcb_packs
    if available_lhcb_packs is None:
        available_lhcb_packs = {
            'Gauss': 'Sim',
            'Boole': 'Digi',
            'Brunel': 'Rec',
            'DaVinci': 'Phys',
            'Moore': 'Hlt',
            'MooreOnline': 'Hlt',
            'Vetra': 'Tell1',
            'Panoptes': 'Rich',
            'Bender': 'Phys',
            'Erasmus': '',
            'Noether': '',
            'Urania': 'PID',
            'Alignment': 'Alignment/Escher'
        }
    if appname is None:
        return available_lhcb_packs
    else:
        return available_lhcb_packs[appname]