Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > comp.lang.python > #18909
| Path | csiph.com!x330-a1.tempe.blueboxinc.net!newsfeed.hal-mli.net!feeder3.hal-mli.net!newsfeed.hal-mli.net!feeder1.hal-mli.net!news.albasani.net!nuzba.szn.dk!pnx.dk!amsnews11.chello.com!newsfeed.xs4all.nl!newsfeed5.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail |
|---|---|
| Return-Path | <eduardo@itccanarias.org> |
| X-Original-To | python-list@python.org |
| Delivered-To | python-list@mail.python.org |
| X-Spam-Status | OK 0.011 |
| X-Spam-Evidence | '*H*': 0.98; '*S*': 0.00; 'oct': 0.02; 'python': 0.08; '"copyright",': 0.16; '"credits"': 0.16; '"license"': 0.16; '2.7.2': 0.16; '[gcc': 0.16; 'escribi\xc3\xb3:': 0.16; 'linux2': 0.16; 'subject:copy': 0.16; '>>>': 0.18; 'header:In-Reply-To:1': 0.22; 'wonder': 0.23; 'header:User-Agent:1': 0.33; 'to:addr :python-list': 0.33; 'received:org': 0.37; 'subject:: ': 0.39; 'to:addr:python.org': 0.40; 'type': 0.60; 'more': 0.61; 'eduardo': 0.84; 'subject:write': 0.84 |
| X-Virus-Scanned | Correo Analizado por Casiopea. ITC, Dep. Informatica y Comunicaciones |
| Date | Fri, 13 Jan 2012 11:44:56 +0000 |
| From | Eduardo Suarez-Santana <esuarez@itccanarias.org> |
| User-Agent | Mozilla/5.0 (X11; Linux x86_64; rv:8.0) Gecko/20120104 Thunderbird/8.0 |
| MIME-Version | 1.0 |
| To | <python-list@python.org> |
| Subject | Re: copy on write |
| References | <4F101684.2060502@itccanarias.org> |
| In-Reply-To | <4F101684.2060502@itccanarias.org> |
| Content-Type | text/plain; charset="UTF-8"; format=flowed |
| Content-Transfer-Encoding | 8bit |
| X-BeenThere | python-list@python.org |
| X-Mailman-Version | 2.1.12 |
| Precedence | list |
| List-Id | General discussion list for the Python programming language <python-list.python.org> |
| List-Unsubscribe | <http://mail.python.org/mailman/options/python-list>, <mailto:python-list-request@python.org?subject=unsubscribe> |
| List-Archive | <http://mail.python.org/pipermail/python-list> |
| List-Post | <mailto:python-list@python.org> |
| List-Help | <mailto:python-list-request@python.org?subject=help> |
| List-Subscribe | <http://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe> |
| Newsgroups | comp.lang.python |
| Message-ID | <mailman.4708.1326455100.27778.python-list@python.org> (permalink) |
| Lines | 18 |
| NNTP-Posting-Host | 2001:888:2000:d::a6 |
| X-Trace | 1326455100 news.xs4all.nl 6990 [2001:888:2000:d::a6]:49592 |
| X-Complaints-To | abuse@xs4all.nl |
| Xref | x330-a1.tempe.blueboxinc.net comp.lang.python:18909 |
Show key headers only | View raw
El 13/01/12 11:33, Eduardo Suarez-Santana escribió:
> I wonder whether this is normal behaviour.
>
Even simpler:
$ python
Python 2.7.2 (default, Oct 31 2011, 11:54:55)
[GCC 4.5.3] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> r={'a':1};
>>> d={};
>>> d['x']=r;
>>> d['y']=r;
>>> d['x']['a']=3
>>> d['y']
{'a': 3}
>>>
Back to comp.lang.python | Previous | Next | Find similar | Unroll thread
Re: copy on write Eduardo Suarez-Santana <esuarez@itccanarias.org> - 2012-01-13 11:44 +0000
csiph-web