Update app.py

app.py

@@ -1,12 +1,12 @@
-from diffusers import StableDiffusionXLPipeline, AutoencoderKL
-from diffusers import DPMSolverMultistepScheduler as DefaultDPMSolver
-
 import random
 import torch
 import numpy as np 
 import gradio as gr
 import spaces
 
+from diffusers import StableDiffusionXLPipeline, AutoencoderKL
+from diffusers import DPMSolverMultistepScheduler as DefaultDPMSolver
+
 # Add support for setting custom timesteps
 class DPMSolverMultistepScheduler(DefaultDPMSolver):
     def set_timesteps(