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Groups > comp.lang.python > #100987

Re: how to get names of attributes

From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Subject Re: how to get names of attributes
Date 2015-12-30 23:50 +1100
Message-ID <mailman.69.1451479806.11925.python-list@python.org> (permalink)
References <n60gfk$b0t$1@dont-email.me> <n60jb6$hln$2@dont-email.me>

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On Wed, Dec 30, 2015 at 11:40 PM, Charles T. Smith
<cts.private.yahoo@gmail.com> wrote:
> Oh!
>
> Although the referenced doc says:
>
>   "For compatibility reasons, classes are still old-style by default."
>
> is it true that dictionaries are by default always new-style objects?
>
>   (PDB)c6 = { "abc" : 123, "def" : 456}
>
>   (PDB)isinstance (c6, dict)
>   True
>
>   (PDB)isinstance (c6, object)
>   True

I believe that's true, yes. The meaning of "by default" there is that
"class X: pass" will make an old-style class. All built-in types are
now new-style classes.

ChrisA

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Thread

how to get names of attributes "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2015-12-30 11:51 +0000
  Re: how to get names of attributes Chris Angelico <rosuav@gmail.com> - 2015-12-30 22:58 +1100
  Re: how to get names of attributes "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2015-12-30 12:16 +0000
    Re: how to get names of attributes Chris Angelico <rosuav@gmail.com> - 2015-12-30 23:34 +1100
  Re: how to get names of attributes "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2015-12-30 12:40 +0000
    Re: how to get names of attributes Chris Angelico <rosuav@gmail.com> - 2015-12-30 23:50 +1100
      Re: how to get names of attributes "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2015-12-30 13:31 +0000
        Re: how to get names of attributes Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-12-30 14:16 +0000
        Re: how to get names of attributes Chris Angelico <rosuav@gmail.com> - 2015-12-31 00:45 +1100
    Re: how to get names of attributes Random832 <random832@fastmail.com> - 2015-12-30 12:04 -0500
    Re: how to get names of attributes Chris Angelico <rosuav@gmail.com> - 2015-12-31 09:26 +1100
  Re: how to get names of attributes Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-12-30 14:10 +0000
    Re: how to get names of attributes "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2015-12-30 14:50 +0000
  Re: how to get names of attributes Steven D'Aprano <steve@pearwood.info> - 2015-12-31 10:58 +1100
    Re: how to get names of attributes "Charles T. Smith" <cts.private.yahoo@gmail.com> - 2015-12-31 10:46 +0000

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