docstr: use actor model of self.model to predict the action
          
docstr_tok: ["use","actor","model","of","self.model","to","predict","the","action"]
code: def predict(self, obs):
      """use actor model of self.model to predict the action"""
      return self.model.policy(obs)
  
file_path: PARL/parl/algorithms/fluid/td3.py
imports: from parl.core.fluid import layers
  from copy import deepcopy
  from paddle import fluid
  from parl.core.fluid.algorithm import Algorithm
label_desc: Use image node_id 2 for calling the TD3 obj's underlying member method code with example usage: obj.predict(obs) and returns: self