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Groups > comp.lang.python > #99317

Re: What is a function parameter =[] for?

From Antoon Pardon <antoon.pardon@rece.vub.ac.be>
Newsgroups comp.lang.python
Subject Re: What is a function parameter =[] for?
Date 2015-11-24 12:36 +0100
Message-ID <mailman.103.1448365049.2291.python-list@python.org> (permalink)
References <d9045bdd-a5d4-4c5c-9fd3-3d54f6b50862@googlegroups.com> <mailman.429.1447884751.16136.python-list@python.org> <n2j0k4$up4$1@dont-email.me> <CAPTjJmq7gsDDo10aQnb1VuM9boSBsncL9sgvz6+w+pcVeHsDCA@mail.gmail.com>

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Op 19-11-15 om 00:22 schreef Chris Angelico:
> On Thu, Nov 19, 2015 at 10:14 AM, BartC <bc@freeuk.com> wrote:
>> On 18/11/2015 22:11, Ian Kelly wrote:
>>>
>>> On Wed, Nov 18, 2015 at 2:08 PM, fl <rxjwg98@gmail.com> wrote:
>>>>
>>>> Hi,
>>>>
>>>> I have tried the below function and find that it can remember the
>>>> previous
>>>> setting value to 'val'. I think the second parameter has something on
>>>> this
>>>> effect, but I don't know the name and function of '=[]' in this
>>>> application.
>>>>
>>>> Could you explain a little to me?
>>>> Thanks,
>>>>
>>>>
>>>> def eList(val, list0=[]):
>>>>      list0.append(val)
>>>>      return list0
>>>> list1 = eList(12)
>>>> list1 = eList('a')
>>>
>>>
>>> The list0 parameter has a default value, which is [], an initially
>>> empty list. The default value is evaluated when the function is
>>> defined, not when it is called, so the same list object is used each
>>> time and changes to the list are consequently retained between calls.
>>
>>
>> That is really bizarre behaviour.
>>
>> So, looking at some source code, a default value for certain types is only
>> certain to be that value for the very first call of that function?
> 
> On the contrary, it is certain always to be that exact object.

No, he is talking about the value. Since the object can be mutated
and thus have an other value, his statement seems correct.

-- 
Antoon.

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Thread

What is a function parameter =[] for? fl <rxjwg98@gmail.com> - 2015-11-18 13:08 -0800
  Re: What is a function parameter =[] for? John Gordon <gordon@panix.com> - 2015-11-18 22:05 +0000
  Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-18 15:11 -0700
    Re: What is a function parameter =[] for? Grant Edwards <invalid@invalid.invalid> - 2015-11-18 22:33 +0000
    Re: What is a function parameter =[] for? fl <rxjwg98@gmail.com> - 2015-11-18 14:38 -0800
      Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-18 15:47 -0700
      Re: What is a function parameter =[] for? fl <rxjwg98@gmail.com> - 2015-11-18 14:48 -0800
    Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-18 23:14 +0000
      Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-19 10:22 +1100
        Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-19 01:41 +0000
          Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-19 12:59 +1100
            Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-19 11:41 +0000
              Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-19 22:58 +1100
              Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-19 23:45 +1100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-19 08:42 -0700
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-22 14:58 +1100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 13:38 +0100
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-25 04:29 +1100
          Re: What is a function parameter =[] for? Ben Finney <ben+python@benfinney.id.au> - 2015-11-19 13:08 +1100
          Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-19 13:15 +1100
      Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-18 17:02 -0700
      Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-19 11:14 +1100
        Re: What is a function parameter =[] for? fl <rxjwg98@gmail.com> - 2015-11-18 16:34 -0800
          Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-18 17:52 -0700
          Re: What is a function parameter =[] for? MRAB <python@mrabarnett.plus.com> - 2015-11-19 01:02 +0000
          Re: What is a function parameter =[] for? Ben Finney <ben+python@benfinney.id.au> - 2015-11-19 12:26 +1100
          Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-19 22:38 +1100
      Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-19 23:19 +1100
        Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-19 13:19 +0000
          Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-20 00:45 +1100
          Re: What is a function parameter =[] for? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2015-11-19 09:05 -0500
          Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-20 03:01 +1100
            Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-20 04:30 +1100
            Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-19 17:30 +0000
              Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-20 04:45 +1100
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-19 18:19 +0000
                Re: What is a function parameter =[] for? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-11-19 18:26 +0000
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-19 18:50 +0000
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-20 06:09 +1100
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-19 19:48 +0000
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-20 06:58 +1100
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-20 11:26 +1100
                Re: What is a function parameter =[] for? Ned Batchelder <ned@nedbatchelder.com> - 2015-11-19 16:36 -0800
                Re: What is a function parameter =[] for? Laura Creighton <lac@openend.se> - 2015-11-20 02:00 +0100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-19 17:59 -0700
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-19 20:39 +0200
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-19 11:42 -0700
                Re: What is a function parameter =[] for? Oscar Benjamin <oscar.j.benjamin@gmail.com> - 2015-11-19 18:44 +0000
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-20 06:19 +1100
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-19 21:21 +0000
                Re: What is a function parameter =[] for? Michael Torrie <torriem@gmail.com> - 2015-11-19 15:55 -0700
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-20 00:11 +0000
                Re: What is a function parameter =[] for? Ned Batchelder <ned@nedbatchelder.com> - 2015-11-19 16:27 -0800
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 14:43 +0100
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-25 01:00 +1100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 15:24 +0100
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-25 01:34 +1100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 16:01 +0100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 16:03 +0100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 16:12 +0100
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-25 02:17 +1100
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-25 04:54 +1100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 16:46 +0100
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-25 02:48 +1100
                Re: What is a function parameter =[] for? Random832 <random832@fastmail.com> - 2015-11-24 16:28 +0000
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-25 03:38 +1100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 17:41 +0100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-24 09:56 -0700
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 18:32 +0100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-24 10:53 -0700
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-24 11:04 -0700
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 19:45 +0100
                Re: What is a function parameter =[] for? Ned Batchelder <ned@nedbatchelder.com> - 2015-11-24 10:54 -0800
                Re: What is a function parameter =[] for? Random832 <random832@fastmail.com> - 2015-11-24 19:00 +0000
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-25 11:34 +1100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-24 12:15 -0700
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-24 12:15 -0700
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 21:54 +0100
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-24 21:14 +0000
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 22:25 +0100
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-25 11:36 +1100
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-25 11:56 +1100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-25 10:56 +0100
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-26 04:40 +1100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-25 19:27 +0100
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-26 11:10 +1100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-25 13:39 -0700
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-25 22:05 +0100
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-26 09:06 +1100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-25 15:38 -0700
                Re: What is a function parameter =[] for? Alan Bawden <alan@csail.mit.edu> - 2015-11-25 21:08 -0500
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-26 13:25 +1100
                Re: What is a function parameter =[] for? Alan Bawden <alan@csail.mit.edu> - 2015-11-25 23:27 -0500
                Re: What is a function parameter =[] for? Dave Farrance <df@see.replyto.invalid> - 2015-11-26 10:34 +0000
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-26 12:58 +0200
                Re: What is a function parameter =[] for? Dave Farrance <df@see.replyto.invalid> - 2015-11-26 11:12 +0000
                Object identity has no necessary connection to memory location (was: What is a function parameter =[] for?) Ben Finney <ben+python@benfinney.id.au> - 2015-11-26 22:24 +1100
                Re: Object identity has no necessary connection to memory location (was: What is a function parameter =[] for?) Dave Farrance <df@see.replyto.invalid> - 2015-11-26 11:50 +0000
                Re: Object identity has no necessary connection to memory location Ben Finney <ben+python@benfinney.id.au> - 2015-11-27 07:00 +1100
                Re: Object identity has no necessary connection to memory location Steven D'Aprano <steve@pearwood.info> - 2015-11-27 13:17 +1100
                Re: Object identity has no necessary connection to memory location Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-11-26 21:44 +0000
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-26 22:24 +1100
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-26 13:27 +0200
                Re: Object identity has no necessary connection to memory location (was: What is a function parameter =[] for?) Chris Angelico <rosuav@gmail.com> - 2015-11-26 22:49 +1100
                Re: Object identity has no necessary connection to memory location Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-26 13:04 +0100
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-27 12:34 +1100
                Re: What is a function parameter =[] for? Ben Finney <ben+python@benfinney.id.au> - 2015-11-27 12:40 +1100
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-27 13:44 +1100
                Re: What is a function parameter =[] for? MRAB <python@mrabarnett.plus.com> - 2015-11-27 02:56 +0000
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-27 23:57 +1100
                Re: What is a function parameter =[] for? Laura Creighton <lac@openend.se> - 2015-11-27 14:24 +0100
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-28 00:29 +1100
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-27 14:06 +1100
                Re: What is a function parameter =[] for? Ben Finney <ben+python@benfinney.id.au> - 2015-11-27 15:56 +1100
                Re: What is a function parameter =[] for? Random832 <random832@fastmail.com> - 2015-11-26 23:33 -0500
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-25 19:46 -0700
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-26 14:02 +1100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-26 09:15 +0100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-24 14:33 -0700
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-25 09:09 +1100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-19 12:25 -0700
              Re: What is a function parameter =[] for? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-11-19 18:20 +0000
              Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-20 12:05 +1100
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-20 11:59 +0000
                Re: What is a function parameter =[] for? Ned Batchelder <ned@nedbatchelder.com> - 2015-11-20 04:12 -0800
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-20 12:39 +0000
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-21 00:04 +1100
                Re: What is a function parameter =[] for? Ned Batchelder <ned@nedbatchelder.com> - 2015-11-20 05:30 -0800
                Re: What is a function parameter =[] for? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2015-11-20 08:34 -0500
                Re: What is a function parameter =[] for? Random832 <random832@fastmail.com> - 2015-11-20 14:32 +0000
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-20 09:18 -0700
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-22 23:01 +1100
                Re: What is a function parameter =[] for? Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2015-11-23 12:30 +1300
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 15:38 +0100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 15:34 +0100
                Re: What is a function parameter =[] for? Ned Batchelder <ned@nedbatchelder.com> - 2015-11-24 06:50 -0800
                Re: What is a function parameter =[] for? Terry Reedy <tjreedy@udel.edu> - 2015-11-24 12:46 -0500
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 19:27 +0100
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-20 14:28 +0200
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-20 12:53 +0000
                Re: What is a function parameter =[] for? Random832 <random832@fastmail.com> - 2015-11-20 14:35 +0000
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-22 21:06 +1100
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-22 14:35 +0200
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-20 09:16 -0700
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-20 18:31 +0200
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-21 03:37 +1100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-20 09:39 -0700
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-21 03:24 +1100
                Re: What is a function parameter =[] for? Ian Kelly <ian.g.kelly@gmail.com> - 2015-11-20 09:29 -0700
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-20 18:41 +0200
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-21 03:36 +1100
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-22 14:43 +1100
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-22 13:21 +0000
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-22 14:28 +0000
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-23 10:44 +1100
                Re: What is a function parameter =[] for? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-11-23 00:04 +0000
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-23 00:37 +0000
                Re: What is a function parameter =[] for? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2015-11-23 11:32 +0000
                Re: What is a function parameter =[] for? Ned Batchelder <ned@nedbatchelder.com> - 2015-11-23 04:05 -0800
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-23 14:23 +0200
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-23 11:20 +1100
                Re: What is a function parameter =[] for? Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2015-11-23 12:43 +1300
                Re: What is a function parameter =[] for? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2015-11-23 18:47 +1100
                Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-23 10:40 +0000
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-24 00:58 +1100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 15:58 +0100
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-25 04:56 +1100
                Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 15:18 +0100
              Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 14:48 +0100
      Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 12:36 +0100
      Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-24 23:07 +1100
      Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 13:48 +0100
        Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-24 14:57 +0200
          Re: What is a function parameter =[] for? Ned Batchelder <ned@nedbatchelder.com> - 2015-11-24 06:18 -0800
            Re: What is a function parameter =[] for? BartC <bc@freeuk.com> - 2015-11-24 14:43 +0000
              Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-25 01:54 +1100
            Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-24 16:10 +0100
              Re: What is a function parameter =[] for? Ned Batchelder <ned@nedbatchelder.com> - 2015-11-24 07:27 -0800
                Re: What is a function parameter =[] for? Oscar Benjamin <oscar.j.benjamin@gmail.com> - 2015-11-24 17:25 +0000
                Re: What is a function parameter =[] for? Ned Batchelder <ned@nedbatchelder.com> - 2015-11-24 09:35 -0800
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-24 20:13 +0200
                Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-25 05:33 +1100
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-24 21:17 +0200
            Re: What is a function parameter =[] for? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2015-11-24 11:27 -0500
            Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-25 11:39 +1100
              Re: What is a function parameter =[] for? Laura Creighton <lac@openend.se> - 2015-11-25 01:55 +0100
              A name refers to an object, an object has a value, equality compares values (was: What is a function parameter =[] for?) Ben Finney <ben+python@benfinney.id.au> - 2015-11-25 13:17 +1100
                Re: A name refers to an object, an object has a value, equality compares values Marko Rauhamaa <marko@pacujo.net> - 2015-11-25 08:44 +0200
                Re: A name refers to an object, an object has a value, equality compares values Chris Angelico <rosuav@gmail.com> - 2015-11-25 19:27 +1100
              Re: What is a function parameter =[] for? Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2015-11-25 10:36 +0100
                Re: What is a function parameter =[] for? Jussi Piitulainen <harvest@should.be.invalid> - 2015-11-25 13:39 +0200
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-25 14:48 +0200
                Re: What is a function parameter =[] for? Chris Angelico <rosuav@gmail.com> - 2015-11-26 00:50 +1100
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-25 16:08 +0200
                Re: What is a function parameter =[] for? Jussi Piitulainen <harvest@should.be.invalid> - 2015-11-25 17:13 +0200
                Re: What is a function parameter =[] for? Marko Rauhamaa <marko@pacujo.net> - 2015-11-25 18:44 +0200
                Re: What is a function parameter =[] for? Jussi Piitulainen <harvest@should.be.invalid> - 2015-11-25 20:30 +0200
          Re: What is a function parameter =[] for? Steven D'Aprano <steve@pearwood.info> - 2015-11-25 03:11 +1100

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