Update app.py

app.py

@@ -12,6 +12,8 @@ import torchtext
 from stat import ST_CTIME
 from datetime import datetime, timedelta
 import shutil
+
+os.system('pip install gradio --upgrade')
 # Images
 torch.hub.download_url_to_file('https://cdn.pixabay.com/photo/2021/08/04/14/16/tower-6521842_1280.jpg', 'tower.jpg')
 torch.hub.download_url_to_file('https://cdn.pixabay.com/photo/2017/08/31/05/36/buildings-2699520_1280.jpg', 'city.jpg')
@@ -498,5 +500,6 @@ gr.Interface(
     article=article,
     examples=[
     ['city.jpg'],
-    ['tower.jpg']
+    ['tower.jpg'],
+    enable_queue=True
     ]).launch(debug=True)