Update app.py

app.py

@@ -609,7 +609,9 @@ def sum_list(numbers: list[float]) -> float:
 
 def is_food(item_name: str) -> bool:
     food_items = ["burgers", "hot dogs", "salads", "fries", "ice cream"]
-    return item_name.lower() in food_items
+    result = item_name.lower() in food_items
+    print(f"is_food({item_name}) -> {result}")
+    return result
     
 def final_answer_tool(answer: str) -> str:
     print_coso(f"Final answer: {answer}")