code: def setUp(self):
      self.temp_dir_obj = TemporaryDirectory()
      self.test_checkpoints_path = os.path.join(
          self.temp_dir_obj.name, "expt"
      )
  
file_path: poutyne/tests/framework/experiment/test_tasks.py
imports: import os
  from tempfile import TemporaryDirectory
  from unittest import TestCase
  import torch.nn.functional
  from torch import nn
  from poutyne import Experiment, FBeta, acc
label_desc: Use image node_id 1 for calling the ExperimentTasksTest obj's underlying member method code with example usage: obj.setUp() without return types