abstract-method:29:0:DerivedHashable:Method '__hash__' is abstract in class 'Hashable' but is not overridden
abstract-method:32:0:DerivedIterable:Method '__iter__' is abstract in class 'Iterable' but is not overridden
abstract-method:35:0:DerivedCollection:Method '__contains__' is abstract in class 'Container' but is not overridden
abstract-method:35:0:DerivedCollection:Method '__iter__' is abstract in class 'Iterable' but is not overridden
abstract-method:35:0:DerivedCollection:Method '__len__' is abstract in class 'Sized' but is not overridden