code: def test_single_id(self):
      df = get_ts_df()
      TestRollDataset.combination_tests_for_df(df)
  
file_path: analytics-zoo/pyzoo/test/zoo/chronos/data/utils/test_roll_dataset.py
imports: import pytest
  import numpy
  import pandas
  import random
  from zoo.chronos.data import TSDataset
  from zoo.chronos.data.utils.roll_dataset import RollDataset
label_desc: Use image node_id 3 for calling the TestRollDataset obj's underlying member method code with example usage: obj.test_single_id() without return types