[Zope-dev] RFC: Proposal for merging jbohman-zope.registry branch of zope.component

[Chris McDonough]

On Fri, 2011-09-09 at 00:57 -0400, Chris McDonough wrote:
> > 
> > I mentioned previously that it's not that much of a stretch to put this
> > code into zope.interface because zope.interface.adapter already defines
> > registry-ish stuff that possesses most of the same concepts as a
> > component registry.  It has a class named "AdapterRegistry" already that
> > has a very similar API as a full-on component registry.  The full-on
> > component registry really just an API implemented in terms of multiple
> > z.i.adapter.AdapterRegistry instances.
> > 
> > With that in mind, and in the interest of moving forward, I'd suggest we
> > just ditch the zope.registry package and move its code into
> > zope.interface.  Then there's no renaming to do at all, we can still
> > innovate in the future without necessarily decommissioning a package.
> > As a bonus, we'll have one fewer dependency package.
> > 
> > The zope.registry registration machinery sends events when its API is
> > called.   It'd be a bit sucky to have z.event as a hard dependency of
> > zope.interface.   But it'd be dead easy to change it to only send
> > registration events if zope.event could be imported.  I doubt there's
> > anything listening for these events that doesn't also already depend on
> > zope.event.
> > 
> > zope.registry also currently provides a minor API in the way of an
> > "adapts" decorator.  This could (and should) be moved back into
> > zope.component; it's actually not used internally by zope.registry now
> > (although some decoy imports would make you think so if you look at
> > zope.registry.__init__).
> 
> First cuts of this at:
> 
> http://svn.zope.org/zope.component/branches/chrism-zope.interface-componentregistry/
> 
> http://svn.zope.org/zope.interface/branches/chrism-componentregistry/

I have merged these two branches to their respective trunks:

z.i: https://mail.zope.org/pipermail/checkins/2011-September/057121.html

z.c: https://mail.zope.org/pipermail/checkins/2011-September/057124.html

If no one has issues with this, I will make releases of both within the
next few days.

- C