code: def test_barron(self):
      config = self._get_config()
      crit = BarronLoss.from_config(config)
      outputs = self._get_outputs()
      targets = self._get_targets()
      self.assertAlmostEqual(
          crit(outputs, targets).item(), 0.41421353816986084
      )
  
      # Alpha = 0
      config = self._get_config()
      config["alpha"] = 0.0
      crit = BarronLoss.from_config(config)
      outputs = self._get_outputs()
      targets = self._get_targets()
      self.assertAlmostEqual(
          crit(outputs, targets).item(), 0.40546512603759766
      )
  
      # Alpha = inf
      config = self._get_config()
      config["alpha"] = float("inf")
      crit = BarronLoss.from_config(config)
      outputs = self._get_outputs()
      targets = self._get_targets()
      self.assertAlmostEqual(
          crit(outputs, targets).item(), 0.39346933364868164
      )
  
file_path: ClassyVision/test/losses_barron_loss_test.py
imports: import copy
  import unittest
  import torch
  from classy_vision.losses import BarronLoss, build_loss
label_desc: Use image node_id 5 for calling the TestBarronLoss obj's underlying member method code with example usage: obj.test_barron() without return types