Path: csiph.com!usenet.pasdenom.info!aioe.org!news.stack.nl!newsfeed.xs4all.nl!newsfeed3a.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 0.002 X-Spam-Evidence: '*H*': 1.00; '*S*': 0.00; 'desired.': 0.07; 'elegant,': 0.09; 'received:80.91': 0.09; 'received:80.91.229': 0.09; 'received:gmane.org': 0.09; 'received:list': 0.09; 'subject:few': 0.09; 'subject:virtualenv': 0.09; 'sure,': 0.09; 'subject:question': 0.10; 'deletes': 0.16; 'experiments': 0.16; 'modules,': 0.16; 'modules.': 0.16; 'pyinstaller': 0.16; 'received:80.91.229.3': 0.16; 'received:plane.gmane.org': 0.16; 'script,': 0.16; 'wrote:': 0.18; 'code.': 0.18; 'module': 0.19; 'packages.': 0.19; 'example': 0.22; 'import': 0.22; 'install': 0.23; 'header:User-Agent:1': 0.23; 'replace': 0.24; "shouldn't": 0.24; 'environment': 0.24; 'options': 0.25; 'switch': 0.26; 'asking': 0.27; 'certain': 0.27; 'header:X-Complaints-To:1': 0.27; 'header:In-Reply-To:1': 0.27; 'wonder': 0.29; "i'm": 0.30; "skip:' 10": 0.31; 'idea,': 0.31; 'ok.': 0.31; 'option.': 0.31; 'way?': 0.31; 'anyone': 0.31; 'probably': 0.32; 'run': 0.32; '(including': 0.33; '-----': 0.33; 'guess': 0.33; 'received:fr': 0.33; 'moment': 0.34; "i'd": 0.34; 'could': 0.34; 'test': 0.35; 'but': 0.35; 'add': 0.35; 'there': 0.35; 'version': 0.36; 'really': 0.36; 'installing': 0.36; 'should': 0.36; 'virtual': 0.37; 'skip:- 20': 0.37; 'sometimes': 0.38; 'to:addr:python-list': 0.38; 'files': 0.38; 'skip:- 10': 0.38; 'pm,': 0.38; 'does': 0.39; 'sure': 0.39; 'to:addr:python.org': 0.39; 'received:org': 0.40; 'remove': 0.60; 'easy': 0.60; 'manually': 0.60; 'more': 0.64; 'charset:windows-1252': 0.65; 'received:109': 0.72; 'hand': 0.80; 'refuse': 0.93; 'vip': 0.96 X-Injected-Via-Gmane: http://gmane.org/ To: python-list@python.org From: Gelonida N Subject: Re: virtualenv question: include just a few site packages Date: Thu, 09 Oct 2014 17:55:44 +0200 References: <515407053.9531235.1412860769774.JavaMail.root@sequans.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Gmane-NNTP-Posting-Host: 1-75-190-109.dsl.ovh.fr User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.1.2 In-Reply-To: <515407053.9531235.1412860769774.JavaMail.root@sequans.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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 51 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1412870165 news.xs4all.nl 2913 [2001:888:2000:d::a6]:51477 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:78899 On 10/09/2014 03:19 PM, Jean-Michel Pichavant wrote: > ----- Original Message ----- >> virtualenv has the switch >> --system-site-packages (including all system site pacgaes) >> and the switch >> --no-site-packages (to expclude all site packages) >> >> Does anyone know an easy way to include just a few site-packages? >> for example (PySide, but not PyQt) >> >> The reason I'm asking is following. >> Some site packages are sometimes raher huge or sometimes refuse to >> compile on certain hosts. >> >> as these packages are already part of the site packages I'd like to >> include them. >> >> You might wonder why I care whether I have more site packages than I >> need. As long as I don't import them, I shouldn't care about it. >> If I really wanted to replace a version I could use pip install -U. >> >> However sometimes I'd like to have a test environment where want to >> be >> sure, that no module can find certain other modules. so they should >> not be visible. >> >> at the moment I make some experiments with pyinstaller and the module >> pythonqtbindings. and there I'd like to be sure that no PuQt files >> end up in the generated code. >> >> The only idea, that I have so far is to >> run virutalanv with --system-side-packages and to manually remove >> modules I don't want or to >> run virtualenv without this switch and to manually add links for site >> packages, taht I want. both options don't really feel right for me. >> >> Is there any other way? > > You could build a virtual machine, installing only your VIP modules, and create virtual environment on this virtual machine, using the system site packages. > Yeah that's an option. However I guess in this case it's probably faster to write a script, that 'post-processes' the virtualenv and just deletes files / symlinks, that are not desired. Definitely not elegant, but probably OK. On the other hand a VM migfht help finding out which files to keep.