Inheritance. Even Guido has said that people should avoid use of _slots_. Some people think that the space saving trumps the inheritance issue/type checking not

Inheritance. Even Guido has said that people should avoid use of _slots_. Some people think that the space saving trumps the inheritance issue/type checking not inherited or some such. It's almost anti Python-like. People want to use it so they don't have to go down to something like C. I personally would not use _slots_ but then again, I'm just a nobody who writes semi-decent code for semi-decent money. YMMV.