code: def forward(self, obs, action):
      x = torch.cat([obs, action], 1)
      # Q1
      q1 = F.relu(self.l1(x))
      q1 = F.relu(self.l2(q1))
      q1 = self.last_fc1(q1)
      # Q2
      q2 = F.relu(self.l4(x))
      q2 = F.relu(self.l5(q2))
      q2 = self.last_fc2(q2)
      return q1, q2
  
imports: from cmath import log
  import parl
  import torch
  import torch.nn
  import torch.nn.functional
label_desc: Use image node_id 2 for calling the Critic obj's underlying member method code with example usage: obj.forward(obs, action) and returns: q1,  q2