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Fri Apr 3 04:29:31 CEST 2015 · https://mail.python.org/pipermail/python-dev/2015-April/138989.html

On 04/03/2015 02:31 PM, Nick Coghlan wrote:
> If I'm understanding PJE's main concern correctly it's that this
> approach requires explicitly testing that the decorator has been
> applied correctly in your automated tests every time you use it, as
> otherwise there's a risk of a silent failure when you use the
> decorator but omit the mandatory base class that makes the decorator
> work correctly.

Could the decorator be designed to detect that situation
somehow? E.g. the first time the decorated method is called,
check that the required base class is present.

-- 
Greg

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[Python-Dev] PEP 487 vs 422 (dynamic class decoration)