code: def __init__(self, target):
      super(DummySerializer, self).__init__()
      self.target = target
  
imports: import numpy
  import platform
  import pytest
  import unittest
  import chainer
  import chainer.testing
  import chainermn
label_desc: Use image node_id 1 to create a new DummySerializer object from inherited base classes: chainer.serializer with example: obj = DummySerializer(target)