[Python-ideas] PEP: Dict addition and subtraction

Jonathan Fine jfine2358 at gmail.com
Tue Mar 5 04:43:56 EST 2019

This is mainly for Steve, as the author of PEP 584.

I'm grateful to Steve for preparing the current draft. Thank you.

It's strong on implementation, but I find it weak on motivation. I
hope that when time is available you (and the other contributors)
could transfer some motivating material into the PEP, from

According to PEP 001, the PEP "should clearly explain why the existing
language specification is inadequate to address the problem that the
PEP solves". So it is important.


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