Path: csiph.com!usenet.pasdenom.info!news.redatomik.org!newsfeed.xs4all.nl!newsfeed2.news.xs4all.nl!xs4all!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail Return-Path: 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; 'root': 0.05; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'unittest': 0.09; 'def': 0.12; 'fails.': 0.16; 'logger': 0.16; 'missing?': 0.16; 'received:80.91.229.3': 0.16; 'received:dip0.t-ipconnect.de': 0.16; 'received:plane.gmane.org': 0.16; 'received:t-ipconnect.de': 0.16; 'wrote:': 0.18; '>>>': 0.22; 'import': 0.22; 'header:User-Agent:1': 0.23; 'skip:l 30': 0.24; 'logging': 0.26; 'header:X-Complaints-To:1': 0.27; 'idea': 0.28; 'am,': 0.29; 'code': 0.31; 'assert': 0.31; 'class': 0.32; 'supposed': 0.32; 'url:python': 0.33; 'url:org': 0.36; 'should': 0.36; 'two': 0.37; 'challenging': 0.38; 'url:library': 0.38; 'to:addr:python-list': 0.38; 'to:addr:python.org': 0.39; 'received:org': 0.40; 'called': 0.40; 'skip:u 10': 0.60; 'skip:t 30': 0.61; 'email addr:gmail.com': 0.63; 'different': 0.65; 'pardon': 0.84 X-Injected-Via-Gmane: http://gmane.org/ To: python-list@python.org From: Peter Otten <__peter__@web.de> Subject: Re: Root logger sanity Date: Thu, 19 Mar 2015 11:33:39 +0100 Organization: None References: <5277e05b-c333-4e25-80ba-bb9cd378ca84@googlegroups.com> <550AA066.8030909@rece.vub.ac.be> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7Bit X-Gmane-NNTP-Posting-Host: p57bd873a.dip0.t-ipconnect.de User-Agent: KNode/4.13.3 X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.19 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 42 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1426761236 news.xs4all.nl 2921 [2001:888:2000:d::a6]:33093 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:87739 Antoon Pardon wrote: > On 03/19/2015 10:35 AM, martin.spamer@gmail.com wrote: >> The following code is challenging my sanity, in my understanding of the >> documentation this should pass, given that getLogger is supposed to >> return the root logger and the root logger should be called 'root'. > > Where do you get the idea that the root logger should be called 'root'? >>> import logging >>> logging.getLogger() >>> _.name 'root' The root logger is the only logger where assert logger is logging.getLogger(logger.name) fails. I can see that this may be a pitfall. > AFAIU the documentation the root logger is nameless. So > logging.getLogger() will return the root logger while > logging.getLogger('root') will return the logger named 'root' > > which are two different loggers. > >> >> https://docs.python.org/2/library/logging.html#logger-objects >> >> What am I missing? >> >> >> from unittest import TestCase >> import logging >> >> class LoggingSanityTest(TestCase): >> >> def test_root_logging_sanity(self): >> assert logging.getLogger() == logging.getLogger('root')