Maybe generators? I could kind of see an argument for some tricks like using tuples or slots to save memory. Anything in functools? Those are all under the hea

Maybe generators? I could kind of see an argument for some tricks like using tuples or slots to save memory. Anything in functools? Those are all under the heading of conserving memory, nothing to do with explicit memory management. If I needed that tight of control, I would not be writing Python.