It seems that spaces should be imported first

app.py

@@ -1,3 +1,4 @@
+import spaces
 import gradio as gr
 import sys
 from utils import load_lora_model
@@ -5,7 +6,6 @@ from bg_alpha import adjust_transparency
 from lineart import get_pipe
 import os
 from PIL import Image
-import spaces
 
 path = os.getcwd()
 output_dir = f"{path}/output"