```>>> class StrangerThing(namedtuple('St...
# development
r
Copy code
>>> class StrangerThing(namedtuple('StrangerThingInner', ['a', 'b'])): pass
>>> StrangerThing.__mro__
(<class '__console__.StrangerThing'>, <class '__console__.StrangerThingInner'>, <type 'tuple'>, <type 'object’>)