I agree with the article that dataclasses and namedtuples aren’t as good as they can be. But I think the solution should be to make dataclasses native, and not namedtuples.

So we could write something like:

dataclass Point:
  x: int   @"why not also add new syntax for documentation?"
  y: int   @"the size of translation on the Y axis"

  def methods_as_usual(self):
      ...