Created a sample app for Raspberry Pi in about an hour on a Saturday which means app creation is comparatively much easier and faster than on the major platforms (Windows, macOS)
Will likely use this as a starting point for future apps for the Raspberry Pi platform.
https://github.com/justingeeslin/raspberry-pi-app-hello-world-python
Starter kit / Hello World app for Raspberry Pi
A starter kit for GUI apps on Raspberry Pi.