try to fix spaces RuntimeError due to cuda initialized before spaces

app.py

@@ -5,6 +5,12 @@ import logging
 import os
 from pathlib import Path
 
+try:
+    import spaces
+except ModuleNotFoundError:
+    spaces = lambda: None
+    spaces.GPU = lambda fn: fn
+
 import gradio as gr
 import tiktoken
 import torch
@@ -16,11 +22,6 @@ from igcs.entities import Doc, Selection
 from igcs.utils import log
 from igcs.utils.diskcache import disk_cache
 
-try:
-    import spaces
-except ModuleNotFoundError:
-    spaces = lambda: None
-    spaces.GPU = lambda fn: fn
 
 logger = logging.getLogger("igcs-demo")