add info about opened_door

examples/shields/rl/sb3utils.py

@@ -102,6 +102,7 @@ class InfoCallback(BaseCallback):
         self.sum_goal = 0
         self.sum_lava = 0
         self.sum_collisions = 0
+        self.sum_opened_door = 0
 
     def _on_step(self) -> bool:
         infos = self.locals["infos"][0]
@@ -115,4 +116,8 @@ class InfoCallback(BaseCallback):
             if infos["collision"]:
                 self.sum_collisions += 1
             self.logger.record("info/sum_collision", self.sum_collisions)
+        if "opened_door" in infos:
+            if infos["opened_door"]:
+                self.sum_opened_door += 1
+            self.logger.record("info/sum_opened_door", self.sum_opened_door)
         return True