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Re: Explaining names vs variables in Python

From Mark Lawrence <breamoreboy@yahoo.co.uk>
Newsgroups comp.lang.python
Subject Re: Explaining names vs variables in Python
Date 2016-03-03 16:09 +0000
Message-ID <mailman.151.1457021414.20602.python-list@python.org> (permalink)
References (6 earlier) <mailman.101.1456926519.20602.python-list@python.org> <87povdt1ec.fsf@elektro.pacujo.net> <56d7218c$0$1587$c3e8da3$5496439d@news.astraweb.com> <mailman.118.1456955424.20602.python-list@python.org> <56d79c06$0$1617$c3e8da3$5496439d@news.astraweb.com>

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On 03/03/2016 02:05, Steven D'Aprano wrote:
> On Thu, 3 Mar 2016 08:49 am, Mark Lawrence wrote:
>
>> On 02/03/2016 17:23, Steven D'Aprano wrote:
>>> On Thu, 3 Mar 2016 01:11 am, Marko Rauhamaa wrote:
>>>
>>>> What is missing is the rules that are obeyed by the "is" operator.
>>>
>>> I think what is actually missing is some common bloody sense. The Python
>>> docs are written in English, and don't define *hundreds*, possible
>>> *thousands* of words because they are using their normal English meaning.
>>>
>>> The docs for `is` say:
>>>
>>> 6.10.3. Identity comparisons
>>>
>>> The operators is and is not test for object identity: x is y is true if
>>> and only if x and y are the same object. x is not y yields the inverse
>>> truth value.
>>>
>>> https://docs.python.org/3/reference/expressions.html#is-not
>>>
>>> In this case, "same object" carries the normal English meaning of "same"
>>> and the normal computer science meaning of "object" in the sense of
>>> "Object Oriented Programming". There's no mystery here, no circular
>>> definition.
>>>
>>
>> Are we discussing UK (highly generalised), Geordie, Glaswegian, US,
>> Canadian, South African, Australian, New Zealand, or some other form of
>> English?
>
> To the best of my knowledge, `is` has the same meaning in all variants of
> English (although there are sometimes differences in grammatical form,
> e.g. "this be that" versus "this is that"). It is a very old word, and such
> old words tend to have astonishingly stable semantics and irregular
> spelling.
>
> https://en.wiktionary.org/wiki/is#English
> https://en.wiktionary.org/wiki/be#English
>

That's all right then.

Perhaps we can now get back to the OP's question and not some bloody 
stupid philosophical discussion.

-- 
My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.

Mark Lawrence

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Thread

Explaining  names  vs variables  in Python Salvatore DI DIO <salvatore.didio@gmail.com> - 2016-03-02 00:32 -0800
  Re: Explaining names vs variables in Python Jesper K Brogaard <jesper@brogAAaard.eu> - 2016-03-02 10:03 +0100
    Re: Explaining names vs variables in Python Steven D'Aprano <steve@pearwood.info> - 2016-03-02 21:32 +1100
      Re: Explaining names vs variables in Python Marko Rauhamaa <marko@pacujo.net> - 2016-03-02 14:34 +0200
        Re: Explaining names vs variables in Python Chris Angelico <rosuav@gmail.com> - 2016-03-02 23:50 +1100
          Re: Explaining names vs variables in Python Jussi Piitulainen <jussi.piitulainen@helsinki.fi> - 2016-03-02 15:11 +0200
          Re: Explaining names vs variables in Python Marko Rauhamaa <marko@pacujo.net> - 2016-03-02 15:39 +0200
            Re: Explaining names vs variables in Python Chris Angelico <rosuav@gmail.com> - 2016-03-03 00:48 +1100
              Re: Explaining names vs variables in Python Marko Rauhamaa <marko@pacujo.net> - 2016-03-02 16:11 +0200
                Re: Explaining names vs variables in Python Rustom Mody <rustompmody@gmail.com> - 2016-03-02 07:08 -0800
                Re: Explaining names vs variables in Python Steven D'Aprano <steve@pearwood.info> - 2016-03-03 04:23 +1100
                Re: Explaining names vs variables in Python Rustom Mody <rustompmody@gmail.com> - 2016-03-02 09:28 -0800
                Re: Explaining names vs variables in Python Marko Rauhamaa <marko@pacujo.net> - 2016-03-02 20:12 +0200
                Re: Explaining names vs variables in Python Steven D'Aprano <steve@pearwood.info> - 2016-03-03 12:52 +1100
                Re: Explaining names vs variables in Python Rustom Mody <rustompmody@gmail.com> - 2016-03-03 09:03 -0800
                Re: Explaining names vs variables in Python Ian Kelly <ian.g.kelly@gmail.com> - 2016-03-03 12:53 -0700
                Re: Explaining names vs variables in Python Mark Lawrence <breamoreboy@yahoo.co.uk> - 2016-03-02 21:49 +0000
                Re: Explaining names vs variables in Python Steven D'Aprano <steve@pearwood.info> - 2016-03-03 13:05 +1100
                Re: Explaining names vs variables in Python Mark Lawrence <breamoreboy@yahoo.co.uk> - 2016-03-03 16:09 +0000
                Re: Explaining names vs variables in Python Chris Angelico <rosuav@gmail.com> - 2016-03-03 08:52 +1100
                Re: Explaining names vs variables in Python Rustom Mody <rustompmody@gmail.com> - 2016-03-02 17:23 -0800
                Re: Explaining names vs variables in Python Mark Lawrence <breamoreboy@yahoo.co.uk> - 2016-03-02 22:51 +0000
              Re: Explaining names vs variables in Python Steven D'Aprano <steve@pearwood.info> - 2016-03-03 04:10 +1100
  Re: Explaining names vs variables in Python Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2016-03-02 10:08 +0100
  Effects of caching frequently used objects, was Re: Explaining  names  vs variables  in Python Peter Otten <__peter__@web.de> - 2016-03-02 10:12 +0100
  Re: Explaining  names  vs variables  in Python Jussi Piitulainen <jussi.piitulainen@helsinki.fi> - 2016-03-02 11:35 +0200
    Re: Explaining names vs variables in Python Ian Kelly <ian.g.kelly@gmail.com> - 2016-03-02 08:13 -0700
      Re: Explaining names vs variables in Python Jussi Piitulainen <jussi.piitulainen@helsinki.fi> - 2016-03-02 17:37 +0200
  Re: Explaining  names  vs variables  in Python Steven D'Aprano <steve@pearwood.info> - 2016-03-02 21:16 +1100
  Re: Explaining  names  vs variables  in Python "ast" <nomail@invalid.com> - 2016-03-02 11:52 +0100
    Re: Explaining  names  vs variables  in Python Salvatore DI DIO <salvatore.didio@gmail.com> - 2016-03-02 02:58 -0800
  Re: Effects of caching frequently used objects, was Re: Explaining  names  vs variables  in Python Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2016-03-02 09:16 -0500
  Re: Explaining  names  vs variables  in Python Ben Finney <ben+python@benfinney.id.au> - 2016-03-03 04:53 +1100
  RE: Effects of caching frequently used objects, was Re: Explaining names  vs variables  in Python Albert-Jan Roskam <sjeik_appie@hotmail.com> - 2016-03-25 13:03 +0000
  Re: Effects of caching frequently used objects, was Re: Explaining names vs variables in Python Chris Angelico <rosuav@gmail.com> - 2016-03-26 00:22 +1100
  Re: Effects of caching frequently used objects, was Re: Explaining names  vs variables  in Python Ethan Furman <ethan@stoneleaf.us> - 2016-03-25 09:45 -0700

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