def add_print_title(self, n, rows_or_cols='rows'):

        scope = self.parent.get_index(self)

        if rows_or_cols == 'cols':
            r = '$A:$%s' % get_column_letter(n)
        else:
            r = '$1:$%d' % n

        self.parent.create_named_range('_xlnm.Print_Titles', self, r, scope)
Test if it returns a users list with a Hybrid column.
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/openpyxl-2.3.0-b2/openpyxl/worksheet/worksheet.py/Worksheet.add_print_title--crossover with--dataset/ETHPy150Open Pegase745/sqlalchemy-datatables/tests/test_datatables_legacy.py/DataTablesLegacyTest.test_list_users_with_hybrid_attribute