Update app.py

app.py

@@ -46,7 +46,7 @@ ENABLE_CPU_OFFLOAD = 0
 if torch.cuda.is_available():
     pipe = StableDiffusionXLPipeline.from_pretrained(
         "SG161222/RealVisXL_V5.0_Lightning",
-        torch_dtype=torch.float32,
+        torch_dtype=torch.float16,
         use_safetensors=True,
     )
     pipe.scheduler = EulerAncestralDiscreteScheduler.from_config(pipe.scheduler.config)