code: def dates(self):
          ''' Returns a list of dates in this date interval.'''
          dates = []
          d = self.date_a
          while d < self.date_b:
              dates.append(d)
              d += datetime.timedelta(1)
  
          return datef dates(self):
          ''' Returns a list of dates in this date interval.'''
          dates = []
          d = self.date_a
          while d < self.date_b:
              dates.append(d)
              d += datetime.timedelta(1)
  
          return dates
docs: Returns a list of dates in this date interval.