code: def _test_random_token_mask_parameters(self, device):
      for mask_ratio in [0, 0.6, 1.0]:
          for mask_class_token in [False, True]:
              self._test_random_token_mask(
                  mask_ratio=mask_ratio,
                  mask_class_token=mask_class_token,
                  device=device,
              )
  
imports: import copy
  import unittest
  import torch
  import torch.nn
  from lightly.models import utils
  from lightly.models.utils import _no_grad_trunc_normal, activate_requires_grad, batch_shuffle, batch_unshuffle, deactivate_requires_grad, nearest_neighbors, normalize_weight, update_momentum
label_desc: Use image node_id 16 for calling the TestModelUtils obj's underlying member method code with example usage: obj._test_random_token_mask_parameters(device) without return types