def METHOD_NAME(self):
    spreadsheet = self.spreadsheet
    sg = self._sequence_generator()
    csv_rows = 4
    csv_cols = 4
    rows = [[next(sg) for j in range(csv_cols)] for i in range(csv_rows)]
    simple_csv_data = "\n".join([",".join(row) for row in rows])
    self.gc.import_csv(spreadsheet.id, simple_csv_data)
    sh = self.gc.open_by_key(spreadsheet.id)
    self.assertEqual(sh.sheet1.get_all_values(), rows)