code: def setUp(self, discrete, use_lstm, batchsize, backward_separately):
      self.discrete = discrete
      self.use_lstm = use_lstm
      self.batchsize = batchsize
      self.backward_separately = backward_separately
      self.outdir = tempfile.mkdtemp()
      logging.basicConfig(level=logging.DEBUG)
  
file_path: pfrl/tests/agents_tests/test_reinforce.py
imports: import logging
  import tempfile
  import numpy
  import pytest
  import torch
  from torch import nn
  import pfrl
  from pfrl.envs.abc import ABC
  from pfrl.experiments.evaluator import run_evaluation_episodes
  from pfrl.policies import GaussianHeadWithStateIndependentCovariance, SoftmaxCategoricalHead
label_desc: Use image node_id 1 for calling the TestREINFORCE obj's underlying member method code with example usage: obj.setUp(discrete, use_lstm, batchsize, backward_separately) without return types