code: def forward(self, features):
      features = self.fc(features)
      return torch.log_softmax(features, dim=-1)
  
imports: import math
  import torch
  import torch.nn
  from gcn import GCN
label_desc: Use image node_id 3 for calling the Classifier obj's underlying member method code with example usage: obj.forward(features) and returns: torch