On Sun, Jul 22, 2018 at 12:26 PM Paul Moore <p.f.mo...@gmail.com> wrote:
> On 22 July 2018 at 11:13, Giampaolo Rodola' <g.rod...@gmail.com> wrote: > > - "a?[2] ?? 3" means "index 2 of list a is picked up if a is not None, > else > > use 3" > > Actually, doesn't it mean > > if a is not None, pick up index 2 of the list. > If a is None, OR IF a[2] IS NONE, then use 3. > If a is None but a[2] is not None, use a[2]. > > ? > > Which is subtly different, and probably at least as prone to > "accidental" errors as some of the constructs the None-aware operators > are intended to replace. > > Paul > Yes, I think you're right. -- Giampaolo - http://grodola.blogspot.com
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