Path: csiph.com!usenet.pasdenom.info!weretis.net!feeder4.news.weretis.net!rt.uk.eu.org!newsfeed.xs4all.nl!newsfeed1.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail
Return-Path: <oscar.j.benjamin@gmail.com>
X-Original-To: python-list@python.org
Delivered-To: python-list@mail.python.org
X-Spam-Status: OK 0.009
X-Spam-Evidence: '*H*': 0.98; '*S*': 0.00; 'importing': 0.05; '(so': 0.07; 'referring': 0.07; 'responding': 0.07; 'cc:addr:python- list': 0.11; '"from': 0.16; 'cyclic': 0.16; 'exists)': 0.16; 'fine.': 0.16; 'foo"': 0.16; 'foo,': 0.16; 'runs,': 0.16; 'thread?': 0.16; 'wrote:': 0.18; 'module': 0.19; 'import': 0.22; 'cc:addr:python.org': 0.22; 'question': 0.24; 'cc:2**0': 0.24; 'cc:no real name:2**0': 0.24; 'compiled': 0.26; 'references': 0.26; 'post': 0.26; 'header:In-Reply-To:1': 0.27; 'message- id:@mail.gmail.com': 0.30; 'problem': 0.35; 'subject:with': 0.35; 'advice': 0.35; 'created': 0.35; 'received:google.com': 0.35; 'there': 0.35; '2008': 0.38; 'previous': 0.38; 'anything': 0.39; 'quote': 0.39; "you're": 0.61; 'back': 0.62; "you've": 0.63; 'name': 0.63; 'july': 0.63; 'to:addr:gmail.com': 0.65; 'other.': 0.75; 'oscar': 0.84; '2013': 0.98
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; bh=nNYASQTYALCsN/jj9hHZl65T+RqO8RK/uAJyVavt/8Q=; b=BtFcXF9QzI1Mt1udbDYJe9KvpZr5zyG0NShrcMJ2SDk40jS2nhNQ8mlqY1aRmzbvhM Q96008R3J4lvvrVa3wn2yFM8tdc6Ll0jnqXA7PO3vdWTY7kOeYZvOXfgiDQButFiiJ/M Ec8/i8VhjIVslKtDFfs18UccrgcGixeyXBGoJauQW4Djz85hdGyvKAMEDUTHIgNoLVM3 o5o1uyWBbI1KkHcHgRUQoJcy3zt+Bkba9dDvYh+k1UlaKFmi+X7y1HbXRGLDb0NjJ4GE OUF9Q8uyIo5M1GDLVCWd2zNzUSC1/1CIFRLnyGflFryWVgRiDp+OkKzULlnkTnU+/33o 8u4w==
X-Received: by 10.58.207.103 with SMTP id lv7mr3355198vec.33.1372950220329; Thu, 04 Jul 2013 08:03:40 -0700 (PDT)
MIME-Version: 1.0
In-Reply-To: <bc7429c5-7771-4529-9554-f494f393cbb6@googlegroups.com>
References: <87bq4knmax.fsf@physik.rwth-aachen.de> <bc7429c5-7771-4529-9554-f494f393cbb6@googlegroups.com>
From: Oscar Benjamin <oscar.j.benjamin@gmail.com>
Date: Thu, 4 Jul 2013 16:03:20 +0100
Subject: Re: Coping with cyclic imports
To: kanchan.n.mahajan@gmail.com
Content-Type: text/plain; charset=ISO-8859-1
Cc: python-list@python.org
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: <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.4236.1372950228.3114.python-list@python.org>
Lines: 19
NNTP-Posting-Host: 2001:888:2000:d::a6
X-Trace: 1372950228 news.xs4all.nl 15999 [2001:888:2000:d::a6]:47999
X-Complaints-To: abuse@xs4all.nl
Xref: csiph.com comp.lang.python:49871

On 4 July 2013 13:48,  <kanchan.n.mahajan@gmail.com> wrote:
> On Tuesday, April 8, 2008 10:06:46 PM UTC+2, Torsten Bronger wrote:
[snip]
>
> If you do "import foo" inside bar and "import bar" inside foo, it will work fine. By the time anything actually runs, both modules will be fully loaded and will have references to each other.
>
> The problem is when instead you do "from foo import abc" and "from bar import xyz". Because now each module requires the other module to already be compiled (so that the name we are importing exists) before it can be compiled.
>
> from
> http://stackoverflow.com/questions/744373/circular-or-cyclic-imports-in-python

Is there some reason you're responding to a post from 5 years ago?

Or is it just a joke that you've created a cyclic import advice link
by referring to a SO question where the top answer is actually a quote
linking back to the previous post in this same thread?


Oscar