code: def __init__(self, values):
      self.values = values
  
file_path: chainer/tests/chainer_tests/dataset_tests/test_dataset_mixin.py
imports: import unittest
  import numpy
  from chainer import dataset
  from chainer import testing
label_desc: Use image node_id 1 to create a new SimpleDataset object from inherited base classes: dataset with example: obj = SimpleDataset(values)