Bug fixed in avdanced_converter_array

cooperative_cuisine/reinforcement_learning/obs_converter/advanced_converter_array.py

@@ -106,9 +106,10 @@ class AdvancedStateConverterArray(StateToObservationConverter):
             item_name = "None"
         elif isinstance(item, deque):
             if len(item) > 0:
-                item_name = item[0].name
                 item = item[0]
+                item_name = item.name
             else:
+                item=None
                 item_name = "None"
         else:
             item_name = item.name
@@ -123,7 +124,7 @@ class AdvancedStateConverterArray(StateToObservationConverter):
         if isinstance(item, CookingEquipment):
             for index in range(len(item.content_list)):
                 assert item.content_list[index].name in item_list, f"Unknown item {item.content_list[index].name}."
-                containing_items.append(self.item_list.index(item.content_list[index].name))
+                containing_items.append([self.item_list.index(item.content_list[index].name)])
         while len(containing_items) < 4:
             containing_items.append([0])
         containing_items.sort(reverse=True)