fix code

app.py

@@ -18,10 +18,7 @@ def ask(question):
     nodes = retriever.retrieve(question)
     full_result = ""
     for node in nodes:
-        print(node.score)
-        print(node.metadata['section'])
-        print(node.text)
-        output = f"score: {str(node.score)}\nmetadata: {str(node.metadata['section'])}\ntext: {node.text}\n\n\n"
+        output = f"score: {str(node.score)}\nmetadata: {str(node.metadata)}\ntext: {node.text}\n\n\n"
         full_result += output
     return full_result