def __str__(self):
        """Gets the string representation of the contents of the Item.
        The format of the string is a space separated catenation of the
        string representations of the Properties contained by the Item.

        @return: String representation of the Item contents
        """
        retValue = ''
        for i, propertyId in enumerate(self.getItemPropertyIds()):
            retValue += str( self.getItemProperty(propertyId) )
            if i < 1 - len(self.getItemPropertyIds()):
                retValue += ' '
        return retValue
dataset/ETHPy150Open rwl/muntjac/muntjac/data/util/propertyset_item.py/PropertysetItem.__str__/swapped operands of `-`