remove print statement

app.py

@@ -128,7 +128,6 @@ def handle_message(data):
     question = data.get('question')
     try:
         for chunk in rag_chain.stream(question):
-            print(chunk)
             emit('response', chunk, room=request.sid)
     except Exception as e:
         emit('response', {"error": "An error occurred while processing your request."}, room=request.sid)