code: def hasMealsFor(self, date):
          
          date = self._handleDate(date)
          if date not in self._days or self._days[date] is False:
              return False
          return len(self._days[date]) > 0
docs: Checks whether for this day are information stored.
  
              :param date: Date of the day
              :type date: datetime.date
              :rtype: bool