code: def forward(self, x):
      h = self.normalize(x)
      return self.run(h)
  
file_path: BigDL/python/nano/client-application/VideoStylization/feature_model.py
imports: import torch
  import torch.nn
  from torch.autograd import Variable
  from torchvision import models
label_desc: Use image node_id 4 for calling the FeaturesNet obj's underlying member method code with example usage: obj.forward(x) and returns: self