'Returns a nicely formatted string indicating the current time of the
game. Examples include "Q1 10:52", "Q4 1:25", "Pregame", "Halftime"
and "Final".'

def __str__(self):

    try:
        q = int(self.qtr)
        return ('Q%d    %s' % (q, self.clock))
    except ValueError:
        return self.qtr
