def get_minerva_weekdays(weekend = False):
    """ Returns the minerva weekdays, and accepts an optional boolean paramter for weekends included 
    Minerva days include 'M'onday 'T'uesday 'W'ednesday Thu'R'sday 'F'riday 'S'aturday and  S'U'nday """
    if weekend:
        return ['M','T','W','R','F','S','U']
    else:
        return ['M','T','W','R','F']