code: def I(self):
      "'1' if Daylight Savings Time, '0' otherwise."
      if self.timezone and self.timezone.dst(self.data):
        return u'1'
      else:
        return u'0f I(self):
      "'1' if Daylight Savings Time, '0' otherwise."
      if self.timezone and self.timezone.dst(self.data):
        return u'1'
      else:
        return u'0'
docs: 1' if Daylight Savings Time, '0' otherwise.