[Python-Dev] Re: PEP 285: Adding a bool type

[M.-A. Lemburg]

Fredrik Lundh wrote:
> 
> mal wrote:
> >
> > How about adding a new pure bool type to the language
> > *without* changing any of the old Py_False/Py_True
> > code (at first) ?!
> >
> > Then leave the code in for one release to see how
> > people feel about it in real life and enable a warning
> > for incorrect usage of comparison arithmetic in a second
> > release. The third release would then enable the new
> > logic per default.
> 
> from __future__ import boolean ?

Hmm, would be nice, but has a flaw: the change wouldn't be
limited to one module: it would affect the current instance
of the interpreter.

Still, a switch like this would be nice to have... probably
too late though: Guido has already decided that its better to
rush this than come up with a less controversial design.
 
-- 
Marc-Andre Lemburg
CEO eGenix.com Software GmbH
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