Why is None <= 0

[Michael Mabin]

New style classes are classes inherited from class object.  Therefore:
class A:
    pass

is oldstyle, while

class B(object):
    pass

is newstyle.

On Tue, Apr 29, 2008 at 8:29 AM, blaine <frikker at gmail.com> wrote:

> On Apr 29, 5:32 am, Duncan Booth <duncan.bo... at invalid.invalid> wrote:
> > =?ISO-8859-15?Q?=22Martin_v=2E_L=F6wis=22?= <mar... at v.loewis.de> wrote:
> > > (FWIW, in 2.x, x>=4?, it's None < numbers < anything else;
> > > numbers are ordered by value, everything else is ordered
> > > by type name, then by address, unless comparison functions
> > > are implemented).
> >
> > Quite apart from Jon pointing out that this isn't true for all cases
> when
> > copmparing against None, the other half also isn't true:
> >
> > >>> class C: pass
> > >>> C() < 5
> >
> > True
> >
> > That happens at least in Python 2.5.2 on win32. Yet another reason to
> avoid
> > old-style classes.
>
> Sorry - but what are new style classes?
> --
> http://mail.python.org/mailman/listinfo/python-list
>



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