adding print

app.py

@@ -48,6 +48,7 @@ def pgd(X, targets, model, criterion, eps=0.1, step_size=0.015, iters=40, clamp_
     return X_adv
 
 def get_target():
+    print("***get_target***")
     target_url = 'https://www.rtings.com/images/test-materials/2015/204_Gray_Uniformity.png'
     response = requests.get(target_url)
     target_image = Image.open(BytesIO(response.content)).convert("RGB")