code: def setUp(self):
      self.model = torch.nn.Linear(3, 4)
  
file_path: ReAgent/reagent/test/optimizer/test_make_optimizer.py
imports: import unittest
  import torch
  from reagent.optimizer.uninferrable_optimizers import Adam
  from reagent.optimizer.uninferrable_schedulers import CosineAnnealingLR, CosineAnnealingWarmRestarts, ExponentialLR, MultiStepLR, OneCycleLR, StepLR
  from reagent.optimizer.utils import is_torch_lr_scheduler, is_torch_optimizer
label_desc: Use image node_id 1 for calling the TestMakeOptimizer obj's underlying member method code with example usage: obj.setUp() without return types