> On 18 Oct 2019, at 15:58, Brandt Bucher <brandtbuc...@gmail.com> wrote:
> 
> Paul Moore wrote:
>> All of the above is just my subjective opinion. Objective information is 
>> likely to only be available by someone looking at a body of real world code 
>> and demonstrating what difference the proposed operator would make to it 
>> (maybe someone did that already - I've not been following this thread 
>> closely).
> 
> Basically the whole bottom quarter of the PEP!
> 
> https://www.python.org/dev/peps/pep-0584/#examples-of-candidates-for-the-dict-merging-operator

The examples would make more sense if the "before" picture was using modern 
syntax fully. The alternative to

c = a + b

isn't the old

c = {}
c.update(a)
c.update(b)

but in fact:

c = {**a, **b}

I agree that the proposed + overload is nicer to read but the PEP isn't being 
fair to the current syntax imo. 

/ Anders 
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