code: def _resource_apply_dense(self, grad, var):
      var.assign(grad)
  
imports: import logging
  import operator
  import os
  import shutil
  import sys
  from itertools import chain
  import numpy
  import tensorflow
  import tensorflow.keras.backend
  import wandb
  from wandb.sdk.integration_utils.data_logging import ValidationDataLogger
  from wandb.sdk.lib.deprecate import Deprecated, deprecate
  from wandb.util import add_import_hook
label_desc: Use image node_id 2 for calling the _CustomOptimizer obj's underlying member method code with example usage: obj._resource_apply_dense(grad, var) without return types