[Python-Dev] Re: PEP 505 (None-aware operators) for Python 3.11

2021年10月15日 03:03:19 -0700

On 2021年10月15日 12:36:15 +1100
Steven D'Aprano <[email protected]> wrote:
> Hello Doug,
> 
> On Thu, Oct 14, 2021 at 03:45:07PM -0000, Doug Swarin wrote:
> 
> > I believe strong and valid arguments can be made about the use of None 
> > being a fundamental flaw in some types of coding 
> 
> Can you elaborate on that? Obviously it is not always appropriate to use 
> None, but I've never seen it called a *fundamental* flaw.
> 
> I know that the null pointer has been called a billion-dollar mistake,
> but Python's None is not a null pointer.
(except in Cython, but that's Cython's fault here)
Regards
Antoine.
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