Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.lang.python > #82370

Re: is_<whatever_you_are_testing_for> as method or property?

References <CABUeae-rNeN_dGgkgauNr+-qChXvkgenBmgLbFioe+JDqiT+Hg@mail.gmail.com>
Date 2014-12-12 05:20 +1100
Subject Re: is_<whatever_you_are_testing_for> as method or property?
From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.16862.1418322408.18130.python-list@python.org> (permalink)

Show all headers | View raw


On Fri, Dec 12, 2014 at 4:34 AM, Mateusz Loskot <mateusz@loskot.net> wrote:
> If a class member function simply tests something and
> returns a b::oolean call it
>
> def is_<whatever_you_are_testing_for>():
>  pass
>
> like 'is_even'.
>
> Should I define it as a classic method
>
> def is_even(self):
>     pass
>
> or as a property
>
> @property
> def is_even(self):
>     pass

A property should be used if what you're creating is "virtually an
attribute". If it would make sense to have an attribute is_even, then
a property is_even makes sense. If in doubt, go with a method.

ChrisA

Back to comp.lang.python | Previous | Next | Find similar | Unroll thread


Thread

Re: is_<whatever_you_are_testing_for> as method or property? Chris Angelico <rosuav@gmail.com> - 2014-12-12 05:20 +1100

csiph-web