Groups > comp.lang.python > #20152

Re: Read-only attribute in module

References	<mailman.5583.1328787848.27778.python-list@python.org> <878vkc426c.fsf@benfinney.id.au> <4f346d28$0$29986$c3e8da3$5496439d@news.astraweb.com> <jh22s8$nrp$1@dough.gmane.org>
Date	2012-02-10 10:09 +0000
Subject	Re: Read-only attribute in module
From	Arnaud Delobelle <arnodel@gmail.com>
Newsgroups	comp.lang.python
Message-ID	<mailman.5646.1328868568.27778.python-list@python.org> (permalink)

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On 10 February 2012 03:27, Terry Reedy <tjreedy@udel.edu> wrote:
> On 2/9/2012 8:04 PM, Steven D'Aprano wrote:
>
>> Python happily violates "consenting adults" all over the place. We have
>> properties, which can easily create read-only and write-once attributes.
>
>
> So propose that propery() work at module level, for module attributes, as
> well as for class attributes.

I think Steven would like something else: bare names that cannot be
rebound. E.g. something like:

>>> const a = 42
>>> a = 7

Would raise an exception.  Is that right?

-- 
Arnaud

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Thread

Read-only attribute in module Mateusz Loskot <mateusz@loskot.net> - 2012-02-09 11:43 +0000
  Re: Read-only attribute in module Ben Finney <ben+python@benfinney.id.au> - 2012-02-09 23:32 +1100
    Re: Read-only attribute in module mloskot <mateusz@loskot.net> - 2012-02-09 08:44 -0800
    Re: Read-only attribute in module Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-02-10 01:04 +0000
      Re: Read-only attribute in module Terry Reedy <tjreedy@udel.edu> - 2012-02-09 22:27 -0500
        Re: Read-only attribute in module Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-02-10 22:23 +0000
      Re: Read-only attribute in module Arnaud Delobelle <arnodel@gmail.com> - 2012-02-10 10:09 +0000

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