[stdlib-sig] standardizing the deprecation policy (and how noisy they are)

[Georg Brandl]

Brett Cannon schrieb:
> During the moratorium PEP discussions Guido said he wanted to quiet
> down deprecation warnings. I see there being two options on this.
> 
> One is to keep things as is, but to require two releases with
> PendingDeprecationWarning so there are three years of
> silent-by-default warnings to update your code. But that last release
> before removal came would still be noisy.
> 
> The other option is to simply have all warnings filtered out by
> default. We could alter -W so that when it is used w/o an argument it
> turns to what is currently the default behaviour (or even turn all
> warnings which is more than what happens now).

As a technical note, optional option arguments are a bad idea.

   python -W ignore

Am I calling the file "ignore" with all warnings enabled or running the
interactive interpreter ignoring all warnings?

Georg

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