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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _massageData(self, row):
 """ Convert a row into an Item instance by loading cached items or creating new ones based on query results. @param row: an n-tuple, where n is the number of columns specified by my item type. @return: an instance of the type specified by this query. """

        result = self.store._loadedItem(self.tableClass, row[0], row[1:])
        assert result.store is not None, "result %r has funky store" % (result,)
        return result