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| From | Terry Reedy <tjreedy@udel.edu> |
| Subject | Re: Python Basic Doubt |
| Date | Sat, 10 Aug 2013 21:25:36 -0400 |
| References | <CAL0E0u6wO_UBniWoSpePvhKhPDG_nf4p1rqYYrGwzoHTqp6ZHA@mail.gmail.com> <20130810114040.6ac78fe8@bigbox.christie.dr> <52067FDA.2030908@gmail.com> <5206B527.6080700@islandtraining.com> <CAPTjJmoM=MU2eqa2i_5_RbveXMqScQqu_uFjonwdrZX7Vsc49g@mail.gmail.com> <5206DDED.8030506@islandtraining.com> |
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On 8/10/2013 8:42 PM, Gary Herron wrote:
> But for each of your examples, using "==" is equivalent to using "is".
> Each of
> if something == None
> if device == _not passed
> if device != None
> would all work as expected. In none of those cases is "is" actually
> needed.
class EqualAll:
def __eq__(self, other): return True
ea = EqualAll()
print(ea == None)
print(ea == float('nan'))
>>>
True
True
--
Terry Jan Reedy
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Re: Python Basic Doubt Terry Reedy <tjreedy@udel.edu> - 2013-08-10 21:25 -0400
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