enabled evaluation

examples/shields/rl/13_minigridsb.py

@@ -69,8 +69,9 @@ def main():
 
 
     # Evaluation
-    eval_freq=max(500, int(args.steps/30))
-    n_eval_episodes=5
+    #eval_freq=max(500, int(args.steps/30))
+    eval_freq=10000
+    n_eval_episodes=25
     render_freq = eval_freq
     if shielded_evaluation(args.shielding):
         from sb3_contrib.common.maskable.evaluation import evaluate_policy
@@ -86,7 +87,7 @@ def main():
 
         imageAndVideoCallback = ImageRecorderCallback(eval_env, render_freq, n_eval_episodes=1, evaluation_method=evaluate_policy, log_dir=log_dir, deterministic=True, verbose=0)
 
-    model.learn(steps,callback=[imageAndVideoCallback, InfoCallback()])
+    model.learn(steps,callback=[evalCallback, imageAndVideoCallback, InfoCallback()])
     model.save(f"{log_dir}/{expname(args)}")