formatting

app.py

@@ -75,7 +75,7 @@ def get_valid_hub_image_classification_model_ids():
 
 def predict_subset(model_id, token):
     if token.value is None:
-            raise gr.Error("Please enter a valid token")
+        raise gr.Error("Please enter a valid token")
     valid_model_ids = get_valid_hub_image_classification_model_ids()
     if model_id not in valid_model_ids:
         raise gr.Error(