I am looking for a nice way of flattening (splitting) a list of potentially-overlapping numeric ranges. The problem is very similar to that of this question: Fastest way to split overlapping date ranges, and many others.

However, the ranges are not only integers, and I am looking for a decent algorithm that can be easily implemented in Javascript or Python, etc.

Example Data:

Example Solution:

Apologies if this is a duplicate, but I am yet to find a solution.