code: def update_policy(self, reward, baseline_values, log_prob):
      pass
  
file_path: singa/examples/model_selection/TRAILS-Database-Native-Model-Selection/internal/ml/model_selection/src/search_space/mlp_api/rl_policy.py
imports: from src.search_space.core.rl_policy import RLPolicyBase
label_desc: Use image node_id 5 for calling the RLMlpSPaceTopology obj's underlying member method code with example usage: obj.update_policy(reward, baseline_values, log_prob) without return types