[Python-ideas] PEP 505 (None coalescing operators) thoughts
Rob Cliffe
rob.cliffe at btinternet.com
Thu Oct 1 04:08:47 CEST 2015
On 30/09/2015 23:57, Sven R. Kunze wrote:
> On 30.09.2015 13:00, Rob Cliffe wrote:
>> Or:
>> x = a orelse b # Visual Basic has a short-circuiting
>> OrElse operator for boolean operands
>> x = a orifNone b
>>
>>
>> On 30/09/2015 01:39, Ryan Gonzalez wrote:
>>> What about 'otherwise'?
>>>
>>> x = a otherwise b
>>>
>
>
> The only reason why I would prefer "else" over the proposed
> alternatives: it's already a reserved keyword and it's not really
> necessary to waste another one. Otherwise, I don't care too much.
>
> Best,
> Sven
Are you suggesting that "a else b" is a possibility?
That's a no-no because
a if b else c else d
is ambiguous; it could mean either of
a if b else (c else d)
(a if b else c) else d
Rob
>
>
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