Update app.py

app.py

@@ -19,4 +19,6 @@ with gr.Blocks() as demo:
 
     prompt.submit(text_to_image, [client, prompt], [image])
 
-    demo.load(set_client_for_session, None, client)
+    demo.load(set_client_for_session, None, client)
+
+demo.launch()