[Python-ideas] a in x or in y

[Serhiy Storchaka]

13.02.14 12:57, Steven D'Aprano написав(ла):
> I like it. In natural language, people often say things like:
>
>      my keys are in the car or in my pocket
>
> which fools them into writing:
>
>      keys in car or pocket
>
> which does the wrong thing. Chained "in" comparisons is a natural
> extension to Python's already natural language-like syntax. Python
> already has other chained comparisons. Being able to write:
>
>      keys in car or in pocket
>
> feels natural and right to me. (We can't *quite* match the human idiom
> where the second "in" is left out, but one can't have everything.)

You forgot keyword "are".

     keys are in car or in pocket