To make use of this attribute It's a necessity to inherit a class from Distinctive base class-initializer or use a static helper strategy: What strengths does the @property notation hold over the vintage getter+setter? During which unique circumstances/cases should really a programmer elect to use a single above the opposite? https://share.evernote.com/note/a433c648-26de-72a0-ca6d-96a1bcf6a77e