W00t! On Wed, Mar 24, 2010 at 1:56 PM, Raymond Hettinger <raymond.hettin...@gmail.com> wrote: > FWIW, my viewpoint on this is softening over time > and I no longer feel a need to push for a new context flag. > > It is probably simplest for users if implicit coercions didn't come > with control knobs. We already have Fraction+float-->float > occurring without any exceptions or warnings, and nothing > bad has happened as a result. > > Also, I'm reminded of Tim Peter's admonition to resist > extending the decimal spec. > > I used to worry that any decimal/float interactions were > most likely errors and shouldn't pass silently. Now, I've > just stopped worrying and I feel better already ;-) > Adding a FAQ entry is simpler than building-out > Context object circuitry and documenting it in an > understandable way. > > Raymond > > > > On Mar 24, 2010, at 12:36 PM, Stefan Krah wrote: > >> Nick Coghlan <ncogh...@gmail.com> wrote: >>> Raymond Hettinger wrote: >>>> The decimal module is already drowning in complexity, >>>> so it would be best to keep it simple: one boolean flag >>>> that if set would warn about any implicit decimal/float >>>> interaction. >>> >>> Agreed - those that want exceptions instead can use the usual warnings >>> module mechanisms to trigger them. >> >> >> I'm not sure about the warnings module. If lower complexity is a goal, >> I would prefer Facundo's original proposal of just adding a single new >> signal. Users who just want to know if a NonIntegerConversion has occurred >> can check the flags, users who want an exception set the trap. >> >> With the warnings module, users have to know (and deal with) two exception >> handling/suppressing mechanisms. >> >> >> Stefan Krah > > _______________________________________________ > 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/guido%40python.org >
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