[issue6410] Dictionaries should support __add__
Terry J. Reedy
report at bugs.python.org
Fri Jul 10 23:01:33 CEST 2009
Terry J. Reedy <tjreedy at udel.edu> added the comment:
> what would be the result of {"a": 1, "b": 2} + {"a": 2, "b": 1}?
> Should it be {"a": 1, "b": 2} or {"a": 2, "b": 1}?
or {"a":[1,2], "b":[1,2]}
As I remember, Guido rejected because of this ambiguity.
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nosy: +tjreedy
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