Update app.py

app.py

@@ -28,7 +28,8 @@ TORCH_DTYPE = os.getenv('TORCH_DTYPE', 'float16')  # Standard-Präzision
 
 # Modell laden
 device = "cuda" if torch.cuda.is_available() else "cpu"
-torch_dtype = torch.float16 if TORCH_DTYPE == 'float16' else torch.float32
+torch_dtype = torch.float16 if torch.cuda.is_available() and TORCH_DTYPE == 'float16' else torch.float32
+
 
 try:
     pipe = StableDiffusionPipeline.from_pretrained(