Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.lang.python > #42280

Re: dir() vs print(dir()) in the embedded mode

Path csiph.com!usenet.pasdenom.info!aioe.org!news.stack.nl!newsfeed.xs4all.nl!newsfeed3.news.xs4all.nl!xs4all!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail
Return-Path <python@mrabarnett.plus.com>
X-Original-To python-list@python.org
Delivered-To python-list@mail.python.org
X-Spam-Status OK 0.004
X-Spam-Evidence '*H*': 0.99; '*S*': 0.00; 'interpreter': 0.05; 'newbie': 0.05; 'output': 0.05; 'result,': 0.07; 'python': 0.11; 'differs': 0.16; 'folks,': 0.16; 'from:addr:mrabarnett.plus.com': 0.16; 'from:addr:python': 0.16; 'from:name:mrab': 0.16; 'illustrates': 0.16; 'message-id:@mrabarnett.plus.com': 0.16; 'nick': 0.16; 'none.': 0.16; 'received:84.93': 0.16; 'received:84.93.230': 0.16; 'user?': 0.16; 'wrote:': 0.18; 'trying': 0.19; '(the': 0.22; 'example': 0.22; 'print': 0.22; 'header:User-Agent:1': 0.23; 'header:In-Reply-To:1': 0.27; "doesn't": 0.30; 'mode': 0.30; 'code': 0.31; 'embed': 0.31; 'question:': 0.31; 'noticed': 0.34; 'subject:the': 0.34; 'display': 0.35; 'received:84': 0.35; 'there': 0.35; 'thanks': 0.36; 'list': 0.37; 'list.': 0.37; 'to:addr:python-list': 0.38; 'that,': 0.38; 'does': 0.39; 'embedded': 0.39; 'to:addr:python.org': 0.39; 'skip:p 20': 0.39; 'future': 0.60; 'first': 0.61; 'here': 0.66; 'header:Reply-To:1': 0.67; 'reply- to:no real name:2**0': 0.71; 'behavior': 0.77; 'around,': 0.84; 'reply-to:addr:python.org': 0.84
X-CM-Score 0.00
X-CNFS-Analysis v=2.0 cv=HO4d4PRv c=1 sm=1 a=0nF1XD0wxitMEM03M9B4ZQ==:17 a=B68SgI_Jlq8A:10 a=Npl5Oc42KcgA:10 a=ihvODaAuJD4A:10 a=OUOv7kDek9cA:10 a=8nJEP1OIZ-IA:10 a=EBOSESyhAAAA:8 a=8AHkEIZyAAAA:8 a=nZ5ywAmkYwsA:10 a=UX-C7oAYt_2goEnDNToA:9 a=wPNLvfGTeEIA:10 a=0nF1XD0wxitMEM03M9B4ZQ==:117
X-AUTH mrabarnett:2500
Date Fri, 29 Mar 2013 21:24:33 +0000
From MRAB <python@mrabarnett.plus.com>
User-Agent Mozilla/5.0 (Windows NT 5.1; rv:17.0) Gecko/20130307 Thunderbird/17.0.4
MIME-Version 1.0
To python-list@python.org
Subject Re: dir() vs print(dir()) in the embedded mode
References <515601D8.2000005@gmail.com>
In-Reply-To <515601D8.2000005@gmail.com>
Content-Type text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding 7bit
X-BeenThere python-list@python.org
X-Mailman-Version 2.1.15
Precedence list
Reply-To python-list@python.org
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.3966.1364592269.2939.python-list@python.org> (permalink)
Lines 25
NNTP-Posting-Host 2001:888:2000:d::a6
X-Trace 1364592269 news.xs4all.nl 6948 [2001:888:2000:d::a6]:57470
X-Complaints-To abuse@xs4all.nl
Xref csiph.com comp.lang.python:42280

Show key headers only | View raw


On 29/03/2013 21:04, Nick Gnedin wrote:
>
> Folks,
>
> I have a newbie question: I am trying to embed Python into my
> application. While playing around, I noticed that the behavior of the
> interpreter in the embedded mode differs from the standalone one.
>
> Namely, in the standalone mode if I type dir(), I get a list of build-in
> symbols. In the embedded mode only print(dir()) does that, while just
> dir() returns silently.
>
> Is there a way to intercept the output of dir() (and all other commands)
> and display them to the user?
>
> Here is an example code that illustrates the behavior (the first call to
> PyRun_SimpleString() returns silently).
>
> Many thanks for your future hints,
>
dir() doesn't print anything, it just returns a list.

It's the interactive interpreter that's printing the result, unless
it's None.

Back to comp.lang.python | Previous | Next | Find similar | Unroll thread


Thread

Re: dir() vs print(dir()) in the embedded mode MRAB <python@mrabarnett.plus.com> - 2013-03-29 21:24 +0000

csiph-web