code: def test_dclwloss_forward(self, seed=0):
      torch.manual_seed(seed=seed)
      out0 = torch.rand(3, 5)
      out1 = torch.rand(3, 5)
      criterion = DCLWLoss()
      loss0 = criterion(out0, out1)
      loss1 = criterion(out1, out0)
      self.assertGreater(loss0, 0)
      self.assertAlmostEqual(loss0, loss1)
  
file_path: lightly/tests/loss/test_DCLLoss.py
imports: import unittest
  from unittest.mock import patch
  import pytest
  import torch
  from pytest_mock import MockerFixture
  from torch import distributed
  from lightly.loss.dcl_loss import DCLLoss, DCLWLoss, negative_mises_fisher_weights
label_desc: Use image node_id 4 for calling the TestDCLUnitTest obj's underlying member method code with example usage: obj.test_dclwloss_forward(seed) without return types