Path: csiph.com!usenet.pasdenom.info!weretis.net!feeder4.news.weretis.net!ecngs!feeder2.ecngs.de!newsfeed.freenet.ag!news2.euro.net!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 0.000 X-Spam-Evidence: '*H*': 1.00; '*S*': 0.00; 'python,': 0.02; 'win32': 0.03; 'subject:Python': 0.05; 'executable': 0.07; 'granted,': 0.07; 'scripts': 0.09; 'python': 0.09; 'edward': 0.09; 'path,': 0.09; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'subject:same': 0.09; 'tcl': 0.09; '(well,': 0.16; '2.7.2': 0.16; 'dlls': 0.16; 'inc.)': 0.16; 'installs': 0.16; 'libs': 0.16; 'numbered': 0.16; 'oct': 0.16; 'really?': 0.16; 'received:80.91.229.3': 0.16; 'received:plane.gmane.org': 0.16; 'bytes': 0.17; '>>>': 0.18; 'windows': 0.19; 'skip:p 30': 0.20; 'versions': 0.20; 'preferred': 0.20; 'bit': 0.21; 'doc': 0.22; "i'd": 0.22; 'installation': 0.23; 'plain': 0.27; 'header:X-Complaints-To:1': 0.28; 'install': 0.29; 'fri,': 0.30; 'directory,': 0.33; 'ordered': 0.33; 'url:home': 0.33; 'to:addr:python-list': 0.33; 'version': 0.34; 'there': 0.35; 'received:org': 0.36; 'but': 0.36; 'charset:us-ascii': 0.36; 'skip:p 20': 0.36; 'data': 0.37; 'subject:: ': 0.38; 'to:addr:python.org': 0.39; 'header:Received:5': 0.40; 'first': 0.61; 'free': 0.61; 'different': 0.63; 'skip:n 10': 0.63; 'more': 0.63; '****': 0.65; 'serial': 0.66; 'distinguish': 0.84; 'dennis': 0.91; 'received:108': 0.91 X-Injected-Via-Gmane: http://gmane.org/ To: python-list@python.org From: Dennis Lee Bieber Subject: Re: Coexistence of Python 2.x and 3.x on same OS Date: Fri, 05 Oct 2012 17:32:32 -0400 Organization: > Bestiaria Support Staff < References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Gmane-NNTP-Posting-Host: adsl-108-79-218-239.dsl.klmzmi.sbcglobal.net X-Newsreader: Forte Agent 3.3/32.846 X-No-Archive: YES X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.15 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: 93 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1349472742 news.xs4all.nl 6888 [2001:888:2000:d::a6]:50894 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:30842 On Fri, 05 Oct 2012 08:15:30 -0400, Edward Diener declaimed the following in gmane.comp.python.general: > > Windows installs of Python do not distinguish releases by Pythonx(.x) > but just install different versions of Python in different directories. Really? E:\Python27>dir Volume in drive E is Data Volume Serial Number is 2626-D991 Directory of E:\Python27 08/28/2012 05:32 PM . 08/28/2012 05:32 PM .. 08/28/2012 02:11 PM DLLs 08/28/2012 05:43 PM Doc 08/28/2012 02:11 PM include 08/31/2012 04:58 PM Lib 08/28/2012 02:11 PM libs 08/28/2012 02:15 PM 108,255 matplotlib-wininst.log 08/28/2012 02:18 PM 4,169 MySQL-python-wininst.log 08/28/2012 02:15 PM 98,498 numpy-wininst.log 08/28/2012 02:20 PM 17,816 PIL-wininst.log 08/28/2012 03:29 PM 1,572 PyOpenGL-accelerate-wininst.log 08/28/2012 03:38 PM 3,009 pyserial-wininst.log 06/24/2011 12:38 PM 27,136 python.exe **** 06/24/2011 12:38 PM 27,136 python2.7.exe **** 06/24/2011 12:38 PM 27,136 python2.exe **** 08/28/2012 05:32 PM 90,943 PythonCard-wininst.log 06/24/2011 12:38 PM 27,136 pythonw.exe **** 06/24/2011 12:38 PM 27,136 pythonw2.7.exe **** 06/24/2011 12:38 PM 27,136 pythonw2.exe **** 08/28/2012 02:15 PM 196,096 Removematplotlib.exe 08/28/2012 02:18 PM 196,096 RemoveMySQL-python.exe 08/28/2012 02:15 PM 196,096 Removenumpy.exe 08/28/2012 02:20 PM 196,096 RemovePIL.exe 08/28/2012 03:29 PM 196,096 RemovePyOpenGL-accelerate.exe 08/28/2012 03:38 PM 196,096 Removepyserial.exe 08/28/2012 05:32 PM 61,440 RemovePythonCard.exe 08/28/2012 02:20 PM 196,096 Removereportlab.exe 08/28/2012 02:19 PM 196,096 Removescipy.exe 08/28/2012 05:29 PM 196,096 RemoveWConio.exe 08/28/2012 02:20 PM 40,362 reportlab-wininst.log 08/28/2012 02:19 PM 159,420 scipy-wininst.log 08/28/2012 05:32 PM Scripts 08/28/2012 02:11 PM tcl 08/28/2012 02:11 PM Tools 11/28/2007 04:32 PM 258,352 unicows.dll 06/24/2011 12:38 PM 49,664 w9xpopen.exe 08/28/2012 05:29 PM 891 WConio-wininst.log 28 File(s) 2,822,071 bytes 10 Dir(s) 148,557,684,736 bytes free E:\Python27> That's what was set up by a recent ActiveState installer (well, recent for me -- I'd still been using 2.5 three months ago) Yes, it IS in a version numbered directory, but there are copies of the executable named as plain python, pythonX, and pythonX.Y E:\Python27>cd %homepath% E:\UserData\Wulfraed\My Documents>python ActivePython 2.7.2.5 (ActiveState Software Inc.) based on Python 2.7.2 (default, Jun 24 2011, 12:21:10) [MSC v.1500 32 bit (Intel)] on win32 Type "help", "copyright", "credits" or "license" for more information. >>> ^Z E:\UserData\Wulfraed\My Documents>python2.7 ActivePython 2.7.2.5 (ActiveState Software Inc.) based on Python 2.7.2 (default, Jun 24 2011, 12:21:10) [MSC v.1500 32 bit (Intel)] on win32 Type "help", "copyright", "credits" or "license" for more information. >>> Granted, one would need to have each installation directory in the PATH, ordered such that the preferred version would be found first when using just "python". -- Wulfraed Dennis Lee Bieber AF6VN wlfraed@ix.netcom.com HTTP://wlfraed.home.netcom.com/