Update app.py

app.py

@@ -29,7 +29,7 @@ def chat(history):
         if item[1] is not None:
             chat.append({"role": "assistant", "content": item[1]})
     print(chat)
-    messages = tokenizer.apply_chat_template(chat, tokenize=False)
+    messages = tok.apply_chat_template(chat, tokenize=False)
     print(messages)
     # Tokenize the messages string
     model_inputs = tok([messages], return_tensors="pt")