missed an import oops

app.py

@@ -10,6 +10,9 @@ import torchvision
 import torchvision.transforms as transforms
 import gradio as gr
 
+from utils import *
+
+
 # torchvision transforms
 normalize = transforms.Normalize(
     mean = [0.485, 0.456, 0.406],
@@ -29,6 +32,7 @@ unnormalize = transforms.Compose([
 
 
 # inference script for huggingface space (assumes model is already loaded)
+# TODO: interface supports drag & drop or url
 def inference(url=None):
     # assert url is not None and pil_img is not None
     if url: