class_docstr: Base test class and used for CPU case.
code: def test_shared_params_output(self):
      module = self._get_shared_params_transformer()
      self._test_output(module)
  
imports: from collections import OrderedDict
  import unittest
  import torch
  from fairscale.fair_dev.testing.testing import objects_are_equal
  from fairscale.nn import FlattenParamsWrapper
label_desc: Use image node_id 19 for calling the TestFlattenParams obj's underlying member method code with example usage: obj.test_shared_params_output() without return types