Update app.py

app.py

@@ -22,6 +22,7 @@ demo = gr.Interface(
 )
 
 if __name__ == "__main__":
+    # Run on all interfaces and port 7860 by default
     demo.launch(server_name="0.0.0.0", server_port=7860)
 else:
-    app = demo.app
+    app = demo.app