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A comment on PEP 584 – Add + and – operators to the built-in dict class. Parent comment

Re:PEP 584 – Add + and – operators to the built-in dict class by dan-robertson on Wednesday March 06, 2019 @03:05PM (#19322248)
I think I wasn’t even sure that Haskell had a Monoid instance for Data.Map, I knew it wasn’t the interface which I would naturally expect though. I agree that the interface for MonoidalMap is more natural.
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