Path: csiph.com!usenet.pasdenom.info!weretis.net!feeder4.news.weretis.net!ecngs!feeder2.ecngs.de!81.171.88.16.MISMATCH!hq-usenetpeers.eweka.nl!hq-usenetpeers.eweka.nl!bcyclone01.am1.xlned.com!bcyclone01.am1.xlned.com!newsfeed.xs4all.nl!newsfeed3.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail
Return-Path: <random832@fastmail.us>
X-Original-To: python-list@python.org
Delivered-To: python-list@mail.python.org
X-Spam-Status: OK 0.012
X-Spam-Evidence: '*H*': 0.98; '*S*': 0.00; 'received:internal': 0.09; 'subject:set': 0.09; 'dictionaries': 0.16; 'message- id:@webmail.messagingengine.com': 0.16; 'received:10.202': 0.16; 'received:10.202.2': 0.16; 'received:66.111': 0.16; 'received:66.111.4': 0.16; 'received:66.111.4.27': 0.16; 'received:messagingengine.com': 0.16; 'received:out3-smtp.messagingengine.com': 0.16; 'subject:default': 0.16; 'subject:parameters': 0.16; 'subject:their': 0.16; 'subject:values': 0.16; 'wrote:': 0.18; 'wed,': 0.18; 'question': 0.24; 'header:In-Reply-To:1': 0.27; 'dec': 0.30; 'received:66': 0.35; 'but': 0.35; 'add': 0.35; 'subject:?': 0.36; 'example,': 0.37; 'received:10': 0.37; 'to:addr:python-list': 0.38; 'to:addr:python.org': 0.39; 'from:no real name:2**0': 0.61; 'header:Message-Id:1': 0.63; 'different': 0.65; 'other.': 0.75; 'subject:get': 0.81; '2014,': 0.84
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=fastmail.us; h= message-id:x-sasl-enc:from:to:mime-version :content-transfer-encoding:content-type:subject:date:in-reply-to :references; s=mesmtp; bh=CLFEZ9k2h9BNG96h49ajLUsytF4=; b=XAR/0i UEW/qDE1nTZoGX59LqTlqdSDqkr3pUFmGr17zWFYPhy5q3I6d6suwbXZNAsW817f wmaqVRFjKL6wkpOHGSMLWgIvA8FW5o2riPO37Z3nGVbLPasQwpvRWbfEdA+sl9Pj 3d/HX7RNNDD9Eg5o0AzwthGRazFQuV7X9gDNk=
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=message-id:x-sasl-enc:from:to :mime-version:content-transfer-encoding:content-type:subject :date:in-reply-to:references; s=smtpout; bh=CLFEZ9k2h9BNG96h49aj LUsytF4=; b=OjBBcIelrHPJgMz07ypSACRjVqMWPjDQFGfhBiFAXPJTM5W3Z39s wXleE1n0TtJ8g+MN57dtjr8t79IyIKrp16ty5y/txgxz9rM1P2iKy0ESRY0SyuMN TsI6NG45FuIz45pmOG7dkIKmtMQsS4leL3veOKAHWheqLMbxi8casTY=
X-Sasl-Enc: +TJvQ7HqIklaG/0+z9OuzaqiLiQ9cHryS1HsmGKdVWQn 1418330668
From: random832@fastmail.us
To: python-list@python.org
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
Content-Type: text/plain
X-Mailer: MessagingEngine.com Webmail Interface - ajax-c5cca857
Subject: Re: When do default parameters get their values set?
Date: Thu, 11 Dec 2014 15:44:28 -0500
In-Reply-To: <c0d4cdaf-6d71-43ae-a998-d422fe4ecf0e@googlegroups.com>
References: <54866F2E.1765.complang@piz.noip.com> <54866F2E.1768.complang@piz.noip.com> <XnsA3FED89759430duncanbooth@127.0.0.1> <mailman.16782.1418166477.18130.python-list@python.org> <bc561515-fe9d-41c1-bdda-7362e76aecdf@googlegroups.com> <mailman.16824.1418236733.18130.python-list@python.org> <c0d4cdaf-6d71-43ae-a998-d422fe4ecf0e@googlegroups.com>
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.16870.1418330670.18130.python-list@python.org>
Lines: 6
NNTP-Posting-Host: 2001:888:2000:d::a6
X-Trace: 1418330670 news.xs4all.nl 2867 [2001:888:2000:d::a6]:42636
X-Complaints-To: abuse@xs4all.nl
X-Received-Body-CRC: 951378650
X-Received-Bytes: 4039
Xref: csiph.com comp.lang.python:82382

On Wed, Dec 10, 2014, at 21:18, Rustom Mody wrote:
> But I have a different question -- can this be demonstrated without the
> 'is'?

Er, yeah. You can, for example, add an item to one of the dictionaries
and observe that it's not present in the other.