code: def forward(self, x):
      shortcut = x
  
      out = self.relu(self.norm1(x))
  
      if self.downsample is not None:
          shortcut = self.downsample(out)
  
      out = self.conv1(out)
      out = self.norm2(out)
      out = self.relu(out)
      out = self.conv2(out)
  
      return out + shortcut
  
imports: import os
  import argparse
  import logging
  import time
  import numpy
  import torch
  import torch.nn
  from torch.utils.data import DataLoader
  import torchvision.datasets
  import torchvision.transforms
label_desc: Use image node_id 2 for calling the ResBlock obj's underlying member method code with example usage: obj.forward(x) and returns: unknown