I Am surprised that no-one has described that properties are bound ways of a descriptor class, Adam Donohue and NeilenMarais get at specifically this idea in their posts -- that getters and setters are functions and may be used to: So your DataContext for "video_length_textbox" is ready to by itself, https://m3mcommercialsector25gurgaon.blogspot.com/2025/06/jms-mega-city-sohna-redefining.html