Tal Leming

Should it fall back to True or False? It was off by default in List because back when vanilla used Cocoa Bindings sorting was quite difficult and in some instances...

I want to add the following methods: - `appendColumn(description)` - `removeColumn(identifier)` - `insertColumn(index, description)` It shouldn't be too hard to do. The `_buildColumns` method called during `__init__` just needs to...

I might be able to help clarify... `base.interpolate` takes any object that [emulates a numeric type](https://docs.python.org/3/reference/datamodel.html#emulating-numeric-types) for `a` and `b`. This is done by implementing `__add__`, `__sub__`, `__mul__`, `__div__`, etc....

> However, I still don't get how factor may be either a numeric singleton or a tuple without the need for any further normalisation or logic. E.g., interpolate(1, 2, 3)...

Sorry for being slow to respond. These solutions sound good. Thanks for working through this. This is one of those "If we were making it today, we'd do it differently."...

> @typesupply, do you remember why this was needed at the time? I don't remember writing this code in detail. I remember thinking through this and discussing teh font editor...

> Hm, I don't quite follow this argument. In my eyes it is perfectly obvious what dangling off curve points means: an unfinished continuation of the path. You can complete...

Hi @knutnergaard, wow, thanks! This would be **extremely** welcome! > Is it desirable to implement type annotation, both for the benefit of documenting types and static type checking? We have...

> I'm not aware of type annotations introducing any restrictions at all on type declaration of subclasses. Great. I just made a test with some bogus data to see if...

Sorry for the delay. Things have been busy at my day job... This all looks really good at a quick glance. @benkiel @LettError @typemytype Do you have > The docstring...