[Zope-dev] Re: Zope without Zope

[Martin Aspeli]

Hi Chris,

>> Then I tried to easy_install zope.security, but this pulled in most
>>  of Zope, including the ZODB, ZConfig and zdaemon. That's a real 
>> shame - no CA (at least not with ZCML) without having pretty much
>>  all of Zope there. :(
> 
> Yup.  Inappropriate dependency chain when you use the cheeseshop.
> See http://mail.zope.org/pipermail/zope-dev/2007-November/030276.html

I was trying to pass -i <KGS url> to easy_install to use the KGS. Is 
that not right?

>> Actually, I never got to try it further, because this then died
>> with:
>> 
>> Installed /Users/optilude/Development/Pylons/zylons/lib/python2.4/
>>  site-packages/ZConfig-2.5-py2.4.egg error: Installed distribution
>> zope.traversing 3.4.0 conflicts with requirement
>> zope.traversing>=3.5.0a1.dev-r78730
> 
> If you're trying to installed these eggs using easy_install against
>  the Cheeseshop, it won't work because the information in the
> setup.py of some eggs isn't the "whole story" about required versions
> of dependencies.  Instead, some of version pinning information is
> stored in buildout.cfg (in a [versions] section) within these eggs.
> If you use buildout to install them, or use the KGS as the index URL
> to easy_install it will probably work.  See
> http://mail.zope.org/pipermail/zope-dev/2007-November/030279.html 
> (and actually the rest of that thread) for the whole story.

I tried that, so either I'm doing something wrong or it doesn't work.

Can someone try to easy_install zope.security against the KGS?

> In the short term, you should be able to do either of the following:
> 
> - use buildout to install the eggs
> 
> - use easy_install --index-url=http://download.zope.org/zope3.4 
> <distribution>

As far as I know, that's what I did. :-/

> The first one will work due to version-pinning statements in the 
> buildout.cfg of dependent eggs.  The second one works because it 
> doesn't find the "bad" distribution of zope.app.publisher that exists
>  on the Cheeseshop that causes the later conflict.  You'll still get
> a bunch of eggs you don't need, but at least they'll get installed.

:-/

Martin

-- 
Author of `Professional Plone Development`, a book for developers who
want to work with Plone. See http://martinaspeli.net/plone-book