If you want it to run on exiting the function in reverse order, something like Python's context managers would probably be necessary. I've dabbled in that too,

If you want it to run on exiting the function in reverse order, something like Python's context managers would probably be necessary. I've dabbled in that too, though I don't actually use it for anything, currently: https://github.com/Mcsavvy/contextlib/pull/1 https://github.com/Mcsavvy/contextlib/pull/1