fixes added

app.py

@@ -1,4 +1,5 @@
 import streamlit as st
+import torch
 
 from utils import load_model, generate
 

utils.py

@@ -1,6 +1,6 @@
 import numpy as np
 import torch 
-from huggan.pytorch.lightweight_gan.lighweight_gan import LightWeightGAN
+from huggan.pytorch.lightweight_gan.lightweight_gan import LightweightGAN
 
 def load_model(model_name='ceyda/butterfly_cropped_uniq1K_512', model_version=None):
     gan = LightWeightGAN.from_pretrained(model_name, version=model_version)