Post #549

https://julien.danjou.info/blog/2013/guide-python-static-class-abstract-methods Mixing #static, #class and #abstract methods When building classes and inheritances, the time will come where you will have to mix all these methods decorators. So here's some tips about it. Keep in mind that declaring a method as being abstract, doesn't freeze the prototype of that method. That means that it must be implemented, but it can be implemented with any argument list.