code: def _test_task_regr(self, expt):
      self.assertEqual(expt.monitor_metric, "val_loss")
      self.assertEqual(expt.monitor_mode, "min")
      self.assertEqual(expt.model.loss_function.func, F.mse_loss)
      self.assertEqual(len(expt.model.batch_metrics), 0)
      self.assertEqual(len(expt.model.epoch_metrics), 0)
  
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 6 for calling the ExperimentTasksTest obj's underlying member method code with example usage: obj._test_task_regr(expt) without return types