In Order for @properties to operate appropriately the class needs to be a subclass of item. when the class isn't a subclass of object then the first time you are trying entry the setter it essentially makes a fresh attribute Along with the shorter identify in lieu of accessing in https://scoplotsgurgaon.home.blog/2025/07/08/m3m-mansion-sector-113-gurgaon-fuses-luxury-living-with-seamless-connectivity/