On Tue, Apr 6, 2010 at 04:19, Larry Hastings <la...@hastings.org> wrote:
> Jesus Cea wrote: > >> Recently we added "-Wd" flags to buildbots. I was wondering about the >> effect of it. documentation doesn't help. >> >> I could study the code, but I guess other people can have the very same >> question and I think the answer should be in the archives, somewhere. >> > > I studied the code ;) > > -Wd enables all warnings. It adds 'd' to sys.warnoptions, which in turn > adds a new first entry to _warnings.filters which matches all warnings and > enables the "default" behavior, which is to show it once per execution of > the Python interpreter. > > For example, if you run "python -Wd" on the current trunk (2.7) and execute > the statement "import bsddb" you get a PendingDeprecationWarning exception. > Without -Wd that warning would be suppressed. > > Hope I didn't miss any important subtleties, > > Nope, you got it right. A little bit of documentation is in 2.7: http://docs.python.org/dev/library/warnings.html#updating-code-for-new-versions-of-python . > > //larry// > > _______________________________________________ > Python-Dev mailing list > Python-Dev@python.org > http://mail.python.org/mailman/listinfo/python-dev > Unsubscribe: > http://mail.python.org/mailman/options/python-dev/brett%40python.org >
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