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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 populate_values(self, rows, field):
 """ Populates the filter values of this filter using list of rows. :param list[dict[str,T]] rows: The row set. :param str field: The field name. """

        self._values.clear()
        for row in rows:
            condition = SimpleConditionFactory.create_condition(self._field, row[field])
            if condition.scheme == 'plain':
                self._values.append(condition.expression)
            else:
                self._conditions.append(condition)