That's fair, but in practical terms how often are you going to come across a problem like this when you're values aren't hashable? Maybe I'm missing something o

That's fair, but in practical terms how often are you going to come across a problem like this when you're values aren't hashable? Maybe I'm missing something obvious, but I feel like the kind of types that aren't hashable are also the kind of types that you wouldn't have to do something like this with.