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Layers of abstraction, was Re: RFC: Proposal: Deterministic Object Destruction


On Tuesday, 6 March 2018 14:12:38 UTC, Peter Otten  wrote:
> Chris Angelico wrote:
> 
> > On Tue, Mar 6, 2018 at 10:04 AM, Steven D'Aprano
> > <steve+comp.lang.python at pearwood.info> wrote:
> >> # Later.
> >> if __name__ = '__main__':
> >>     # Enter the Kingdom of Nouns.
> > 
> > Don't you need a NounKingdomEnterer to do that for you?
> 
> No, for some extra flexibility there should be a NounKingdomEntererFactory 

For example open().

> -- which of course has to implement the AbstractNounKingdomEntererFactory 
> interface. 

For example a PEP 343 "Context Manager".

In the swamplands of the pythonistas the one-eyed man is BDFL!

Amen.