[Dev] [GNU-linux-libre] virtualenvs offer non-free way a libre solution?

[Aurélien]

gnu.tek at gmx.com (Aurélien) writes:

> Nicolás Reynolds <fauno at kiwwwi.com.ar> writes:
>
>> On Sun, 15 Apr 2012 13:01:10 +0200, gnu.tek at gmx.com (=?utf-8?Q?Aur=C3=A9lien?=) wrote:
>>> 
>>> Hi,
>>> 
>>> I have recently install a plone website from virtualenvs, but it seems
>>> that it offer some non-free software from http://pypi.python.org/pypi
>>> i have tried to find a solution to free it and it seems it's possible
>>> via modfifying install.py of the
>>> ~/.vir*/*/lib/pyt*/site-packages/pip*/pip/commands/install.py
>>> 
>>> But it seems to need a solution like a form of repository.
>>> 
>>> http://peak.telecommunity.com/DevCenter/EasyInstall#package-index-api
>>> 
>>> Since all free distro seems to be concerned by this trouble, maybe the
>>> best should to start a free project from the https://savannah.gnu.org
>>
>> are virtualenvs needed? they're a pain in the ass... this also happen
>> with ruby gems though the huge majority are mit/bsd-like licensed (but
>> they don't have a 'license' field afaict) 
> <#secure method=pgpmime mode=sign>
>
> Well ...
>
> The guy of #django-cms told me to use it to install django-cms and it's
> true that when you make some python stuff ... working in a virtualenv is
> really a nice thing ... to compare is a bit like the interest of the
> chroot. (no destruction is possible!)
>
> Well at this time i am working on it to try to find a free way ... and
> have great hope in a working solution, the trouble is that it will
> represent lot of stuff (for the database itself not the code which will
> return an error to the user trying to install non free stuff).
> (because i have not the knowledge for automation)
>
> Well i prefer try than let that fall in the blacklisted hole ... (well
> if one of you told me there is no trouble with it ... i will say Cool
> but it seems that you can really install non free stuff from that ... a
> bit like with firefox)
>
> I think that it is not a trouble for Parabola only, but all free distro
> are concerned by the python pypi.
>
> A possible solution should be at this time (but represent lot of stuff
> on cleaning the page (htm)) ::
>
> install the python virtualenv
>
> modify ~/.vir*/*/lib/pyt*/site-packages/pip*/pip/commands/install.py
> you should modify the search.py to
> on the line corresponding to the target website
>>>> import py_compile
>>>> py_compile.compile('install.py')
> to replace the .pyc corresponding
>
> then copy modify the http://pypi.python.org/simple/
> and the page correspondant to each software
> keep the md5 (needed as explain
> http://peak.telecommunity.com/DevCenter/EasyInstall#package-index-api) 
>
> well if one of you have a better and more simple solution, like
> automation on keeping free software of the pypi ... that should be the
> best ... or maybe knows an already working solution.
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tranmission from another mail of the dev at parabolagnulinux.org mailing list ::
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mtjm at mtjm.eu (Michał Masłowski) writes:

>> are virtualenvs needed? they're a pain in the ass... this also happen
>> with ruby gems though the huge majority are mit/bsd-like licensed (but
>> they don't have a 'license' field afaict) 
>
> The problem is that pip, distribute and maybe other packages by default
> use a package index listing nonfree software.
>
> Being able to use these tools in a free distro to install free software
> is needed for Python programmers or users of packages not packaged in
> the distro.  Python Web applications and framework probably often
> recommend installing them via pip or similar tools, not by using distro
> packages.
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