Update app.py

app.py

@@ -62,6 +62,7 @@ async def process_inputs(class_names: List[str], image_url: str):
     classification results as panel objects.
     """
     try:
+        main.disabled = True
         if not image_url:
             yield "##### ⚠️ Provide an image URL"
             return
@@ -72,7 +73,6 @@ async def process_inputs(class_names: List[str], image_url: str):
             img = pn.pane.Image(pil_img, height=400, align="center")
         except Exception as e:
             yield f"##### 😔 Something went wrong, please try a different URL!"
-            main.disabled = False
             return
     
         class_items = class_names.split(",")