Update app.py

app.py

@@ -1,4 +1,5 @@
-import gradio as gr
+
+import spaces
 import torch
 from threading import Thread
 from transformers import AutoTokenizer, AutoModelForCausalLM, TextIteratorStreamer
@@ -12,7 +13,6 @@ model = AutoModelForCausalLM.from_pretrained(
     tie_word_embeddings=False  # 尝试强制关闭权重绑定检查
 )
 
-import spaces
 @spaces.GPU
 def respond(message, history):
     messages = [{"role": "system", "content": "You are Spartacus, a helpful assistant."}]