update that import spaces at top

model_worker.py

@@ -1,6 +1,7 @@
 """
 A model worker executes the model.
 """
+import spaces # for use zero of huggingface
 import argparse
 import asyncio
 import json
@@ -29,9 +30,6 @@ from transformers import TextIteratorStreamer
 from threading import Thread
 from icecream import ic
 
-import spaces # for use zero of huggingface
-
-
 GB = 1 << 30
 
 worker_id = str(uuid.uuid4())[:6]