code: def __init__(self, values):
      self.values = values
  
imports: import os
  import shutil
  import tempfile
  import unittest
  import numpy
  import chainer
  from chainer import configuration
  from chainer import links
  from chainer import testing
  from chainer import training
  from chainer.training.extensions import computational_graph
label_desc: Use image node_id 1 to create a new Dataset object from inherited base classes: chainer.dataset with example: obj = Dataset(values)