Update app.py

app.py

@@ -3,6 +3,7 @@ import openvino_genai as ov_genai
 import queue
 import threading
 import time
+from transformers import AutoTokenizer
 from optimum.intel import OVModelForCausalLM, OVWeightQuantizationConfig
 import nncf
 from llama_index.core import SimpleDirectoryReader