def get_ics_weekday(minerva_day):
    """Minerva days include 'M'onday 'T'uesday 'W'ednesday Thu'R'sday 'F'riday 'S'aturday and  S'U'nday """
    return {'M': 'MO', 'T': 'TU', 'W': 'WE', 'R': 'TH', 'F': 'FR', 'S':
        'SA', 'U': 'SU'}[minerva_day]
