code: def __init__(self, act_dim):
      hid1_size = 256
      hid2_size = 256
  
      self.fc1 = layers.fc(size=hid1_size, act="tanh")
      self.fc2 = layers.fc(size=hid2_size, act="tanh")
      self.fc3 = layers.fc(size=act_dim)
  
imports: import paddle.fluid
  import parl
  from parl import layers
label_desc: Use image node_id 1 to create a new MujocoModel object from inherited base classes: parl with example: obj = MujocoModel(act_dim)