code: def setUp(self):
      pyro.clear_param_store()
      self.linear_module = nn.Linear(3, 2)
      self.linear_module2 = nn.Linear(3, 2)
      self.linear_module3 = nn.Linear(3, 2)
  
file_path: pyro/tests/params/test_param.py
imports: from copy import copy
  from unittest import TestCase
  import numpy
  import torch
  import torch.optim
  from torch import nn
  from torch.distributions import constraints
  import pyro
  from tests.common import assert_equal
label_desc: Use image node_id 1 for calling the ParamStoreDictTests obj's underlying member method code with example usage: obj.setUp() without return types