code: def forward(self, x):
      # Cascaded Net
      y = self.forward_gen(x)
      y = self.forward_dis(y)
      return y
  
file_path: singa/examples/gan/model/gan_mlp.py
imports: from singa import layer
  from singa import model
  from singa import autograd
label_desc: Use image node_id 2 for calling the GAN_MLP obj's underlying member method code with example usage: obj.forward(x) and returns: y