I'm usually of the opinion of just removing stuff when it needs to be gone, but this is really an incosequential change to the setuptools code compared to how many problems it caused
"Needs to be gone" is the operative phrase here. An alias of `description-long` to `description_long` has no specific technical need to be removed.
The conditions that lead to having two tokens pointing to the same functionality should be prevented, but in this case it is a "de facto" alias which no amount reasonable amount of labor could fix.
The conditions that lead to having two tokens pointing to the same functionality should be prevented, but in this case it is a "de facto" alias which no amount reasonable amount of labor could fix.