[Distutils] Regression in zc.buildout 1.4.0?

Jim Fulton jim at zope.com
Fri Aug 28 12:10:09 CEST 2009

On Fri, Aug 28, 2009 at 5:35 AM, Jonathan Ballet<jon at multani.info> wrote:
> We often use the 'extends' feature of Buildout to create customized
> version of configuration files per-developer or per-buildbot.
> One nice feature of Buildout was that I can easily extend another
> configuration file and add part to those specified in this 'base' file.
> Then, if I launched the Buildout, I got all the parts from the base file
> plus the one I defined in *my* configuration file. I was very happy.
> Unfortunately, it seems that the new release 1.4.0 of Buildbot has broke
> this feature and the new behavior seems to be: install only parts which
> are *strictly* defined in the configuration file used by the Buildout,
> and not the 'inherited' ones anymore.
> I wrote a quick doctest which illustrate this problem (merely adapted
> from other doctests):


> I'm not sure the behavior I expect was actually really documented (I
> don't find it in the documentation) but this was nice!

Sure it is:


> Should I report a bug for this

Yes. It looks like we're missing a test.

> or was it a necessary change for the new
> version of Buildout?


Thanks for alll of the analysis to demonstrate the problem.


Jim Fulton

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