class_docstr: Base test class and used for CPU case.
code: def _get_module_init_fns(self):
      return [
          self._get_basic_linear_module,
          self._get_shared_params_transformer,
          self._get_2_flatten_group_linear_module,
          self._get_2_flatten_group_linear_module_with_names,
      ]
  
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 1 for calling the TestFlattenParams obj's underlying member method code with example usage: obj._get_module_init_fns() and returns: list