<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def datetime(self):
 """ Returns a datetime object representing the date the game was played. """

        date_string = '%s %s %s' % (self._day,
                                    self._date,
                                    self._year)
        return datetime.strptime(date_string, '%a %B %d %Y')