Update app.py

app.py

@@ -810,12 +810,6 @@ def main():
         ),
     )
     pipe.scheduler = LCMScheduler.from_config(pipe.scheduler.config)
-    try:
-        import xformers
-
-        pipe.enable_xformers_memory_efficient_attention()
-    except:
-        pass  # run without xformers
 
     pipe = pipe.to(device)
     pipe.unet = pipe.unet.cuda()