code: def forward(self, x):
      x = self.feature_extractor(x)
      return x
  
imports: import torch
  import torch.nn
  from torchvision.models.resnet import resnet18, resnet34, resnet50, resnet101, resnet152
  from torch.nn.parallel import DistributedDataParallel
label_desc: Use image node_id 2 for calling the ResNet obj's underlying member method code with example usage: obj.forward(x) and returns: x