I'm just running the SimpleExample5 and I don't see the mainmenu option show . See attached screenshot. Python version 3.7.4 <img width="1512" alt="Screen Shot 2019-10-16 at 6 49 46 PM" src="https://user-images.githubusercontent.com/2645678/66967211-c5981980-f045-11e9-9be8-fe81653efd58.png">