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[Python-Dev] PEP 408 -- Standard library __preview__ package
Steven D'Apranosteve at pearwood.info
Sat Feb 4 12:25:05 CET 2012
Terry Reedy wrote:> On 2/3/2012 6:18 PM, Steven D'Aprano wrote:>>>> Now we're talking about having to add __preview__ into that mix too?>>>> As I understand it, Guido nixed that idea. (Or did I imagine that?)>> No, you are right, discussion should cease. It is already marked> 'rejected' and listed under Abandoned, Withdrawn, and Rejected PEPs.>>> Preview modules will be just added to the std lib as normal, and you>> have to read the docs to find out they're preview.>> What's New should say so too.A thought comes to mind...It strikes me that it would be helpful sometimes to programmatically recognise "preview" modules in the std lib. Could we have a recommendation in PEP 8 that such modules should have a global variable called PREVIEW, and non-preview modules should not, so that the recommended way of telling them apart is with hasattr(module, "PREVIEW")?-- Steven
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