[Python-ideas] Why is design-by-contracts not widely adopted?

Steven D'Aprano steve at pearwood.info
Mon Oct 8 10:46:17 EDT 2018

On Tue, Oct 09, 2018 at 01:21:57AM +1100, Chris Angelico wrote:

> > > Yet we keep having use-cases shown to us involving one person with one
> > > module, and another person with another module, and the interaction
> > > between the two.
> >
> > Do we? I haven't noticed anything that matches that description,
> > although I admit I haven't read every single post in these threads
> > religiously.
> Try this:

Thanks for the example, that's from one of the posts I haven't read.

> If you're regularly changing your function contracts, such that you
> need to continually test  in case something in the other package
> changed, then yes, that's exactly what I'm talking about.

Presumably you're opposed to continuous integration testing too.

> I'm tired of debating this.

Is that what you were doing? I had wondered.




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