I love the proposal for dicts, but I agree that this discourages duck typing. Could the curly braces notation represent Mapping, not dict specifically?
+1 to shortening tuples but not other sequences.
-- Finn Mason
That might be useful. But don't forget there is also MutableMapping.
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Ricky.
"I've never met a Kentucky man who wasn't either thinking about going home or actually going home." - Happy Chandler