Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!eternal-september.org!feeder.eternal-september.org!news.stack.nl!newsfeed.xs4all.nl!newsfeed1a.news.xs4all.nl!xs4all!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail
Return-Path: <antoon.pardon@rece.vub.ac.be>
X-Original-To: python-list@python.org
Delivered-To: python-list@mail.python.org
X-Spam-Status: OK 0.021
X-Spam-Evidence: '*H*': 0.96; '*S*': 0.00; 'subject:not': 0.03; 'received:134': 0.05; 'subject:Why': 0.09; 'python': 0.11; 'def': 0.12; 'complained': 0.16; 'display_name': 0.16; 'imposible': 0.16; 'reedy': 0.16; 'subject:class': 0.16; 'wrote:': 0.18; 'header :User-Agent:1': 0.23; 'header:In-Reply-To:1': 0.27; 'am,': 0.29; 'raise': 0.29; "doesn't": 0.30; 'code': 0.31; 'lines': 0.31; 'posting': 0.31; 'that.': 0.31; 'priorities': 0.31; 'class': 0.32; 'run': 0.32; 'beginning': 0.33; 'skip:_ 10': 0.34; 'subject:the': 0.34; 'subject:?': 0.36; 'should': 0.36; 'to:addr:python-list': 0.38; 'subject:can': 0.39; 'to:addr:python.org': 0.39; 'skip:p 20': 0.39; 'even': 0.60; 'complete': 0.62; 'more': 0.64; 'contact': 0.67; 'nobody': 0.68; 'pardon': 0.84; 'cutting': 0.91
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: AqIEALLq+lOGuA9G/2dsb2JhbABZhzOzVJoxgx8BgS6EewEFI1URCxgCAgUWCwICCQMCAQIBRRMIAog+qx+PZoRLF4EsjT4RAVcWgmOBUwEEkiSKJYcXjXWDYIF5gUABAQE
Date: Mon, 25 Aug 2014 09:51:33 +0200
From: Antoon Pardon <antoon.pardon@rece.vub.ac.be>
User-Agent: Mozilla/5.0 (X11; Linux i686; rv:24.0) Gecko/20100101 Icedove/24.5.0
MIME-Version: 1.0
To: python-list@python.org
Subject: Re: Why can not initialize the class?
References: <53F752FA.8080902@gmail.com> <lt8j8n$oau$1@ger.gmane.org>
In-Reply-To: <lt8j8n$oau$1@ger.gmane.org>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
X-BeenThere: python-list@python.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: General discussion list for the Python programming language <python-list.python.org>
List-Unsubscribe: <https://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: <https://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe>
Newsgroups: comp.lang.python
Message-ID: <mailman.13404.1408953095.18130.python-list@python.org>
Lines: 35
NNTP-Posting-Host: 2001:888:2000:d::a6
X-Trace: 1408953095 news.xs4all.nl 2948 [2001:888:2000:d::a6]:37639
X-Complaints-To: abuse@xs4all.nl
Xref: csiph.com comp.lang.python:76968

On 23-08-14 01:20, Terry Reedy wrote:
> On 8/22/2014 10:26 AM, luofeiyu wrote:
>> System:win7+python34.
>>
>>      class Contact(object):
>>          def __init__(self, first_name=None, last_name=None,
>>                       display_name=None, email=None):
>>              self.first_name = first_name
>>              self.last_name = last_name
>>              self.display_name = display_name
>>              self.email = email
>>          def print_info(self):
>>              print(self.display_name, "<" + self.email + ">"  )
>>          def set_email(self, value):
>>              if '@' not in value:
>>                  raise Exception("This doesn't look like an email
>> address.")
>>              self._email = value
>>          def get_email(self):
>>              return self._email
>>          email = property(get_email, set_email)
>>
>>      contact = Contact() 
>
> By posting code with an extra indent, you make it imposible to run by just cutting and pasting. You should already know that.

I think your priorities are off. I often enought see people posting code
that was copy-pasted from an interactive python session complete with
lines beginning with >>>. As far as I know nobody has complained about
that even if it needs more manipulation before you can run the code than
an extra indent.

-- 
Antoon Pardon