code: def __init__(self, *args, **kwargs):
      super().__init__(*args, **kwargs)
      self.ram_cost = 0
  
imports: from __future__ import annotations
  import datetime
  import warnings
  from typing import Optional
  import numpy
  import torch
  import torch.nn
  import torch.nn.functional
  from monai.networks.blocks.dints_block import ActiConvNormBlock, FactorizedIncreaseBlock, FactorizedReduceBlock, P3DActiConvNormBlock
  from monai.networks.layers.factories import Conv
  from monai.networks.layers.utils import get_act_layer, get_norm_layer
  from monai.utils import optional_import
label_desc: Use image node_id 1 to create a new _IdentityWithRAMCost object from inherited base classes: nn with example: obj = _IdentityWithRAMCost()