On 21/12/2015 6:03 PM, James Schneider wrote:
>
> I haven't tested this, but I think that will end up looking for
> False
> (the 'not' applying to 'instance' rather than the 'in' operation) in
> self.deleted_objects, which means saving would be broken entirely.
>
>
> It certainly looks nicer. But it didn't break saving so I assume it
> means something like "if not <some expression>" which expression
> happens to be "<instance in self.deleted_objects>"
>
>
> Agreed. And I did finally get a chance to test this in the interpreter
> with the same result. There's gotta be some implicit action going on
> that counts the 'in' as a whole expression, and not taking 'instance' as
> an individual object, because my dusty algebra brain is kicking and
> saying that without () to sort out the order, the 'not' should apply
> only to 'instance'. I even looked it up in the docs and 'not x' has a
> higher operator precedence than 'in', only feeding my confusion.Â
> Â
>
> Your way is easier to read so I'll adopt it.
>
>
> I've never seen it written out the way you had it, before.
>
> I'll agree with that. ;-D
Now I think about it, I suspect your way (and now my preferred way)
might have been an innovation for Python 3?
M
>
> -James
>
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