Upload app.py

app.py

@@ -9,24 +9,21 @@ os.environ.setdefault("CUDA_VISIBLE_DEVICES", "")        # force CPU
 os.environ.setdefault("WORLDGEN_DISABLE_EVAL", "1")       # avoid KNN/eval paths if supported
 os.environ.setdefault("GRADIO_TEMP_DIR", "/tmp/gradio")  # centralize gradio cache
 
-import gradio as gr
-import torch
-from worldgen import WorldGen
-
-# Lazy init to avoid long cold start
-_wg = None
-
-
 import nunchaku.utils
-
 def safe_get_precision():
     import torch
     if not torch.cuda.is_available():
-        return "fp32"
+        return 'fp32'
     return nunchaku.utils.get_precision()
-
 nunchaku.utils.get_precision = safe_get_precision
 
+import gradio as gr
+import torch
+from worldgen import WorldGen
+
+# Lazy init to avoid long cold start
+_wg = None
+
 def get_worldgen():
     global _wg
     if _wg is None: