code: def setUpClass(cls) -> None:
      cls.benchmark = get_fast_benchmark()
      cls.model = SimpleMLP(input_size=6, hidden_size=10)
      cls.optimizer = SGD(cls.model.parameters(), lr=0.001)
      cls.tempdir = tempfile.TemporaryDirectory()
      cls.logdir = cls.tempdir.__enter__()
  
file_path: avalanche/tests/test_loggers.py
imports: import unittest
  from torch.optim import SGD
  from avalanche.evaluation.metrics import loss_metrics
  from avalanche.models import SimpleMLP
  from avalanche.training import Naive
  from avalanche.training.plugins import EvaluationPlugin
  from tests.unit_tests_utils import get_fast_benchmark
  from avalanche.logging import TextLogger, TensorboardLogger, InteractiveLogger
  from avalanche.logging.csv_logger import CSVLogger
  import tempfile
label_desc: Use image node_id 1 for calling the TestLoggers obj's underlying member method code with example usage: obj.setUpClass(cls) without return types