Extracting a Buildout versions.cfg from a Zope instance script
Today, I needed to migrate some legacy Plone installs set up using Buildout. If I were to simply move the buildout files and re-run buildout, I’d end up with the latest versions of add-on products - and since I’m using legacy versions of Plone 3, that’d almost certainly break the system. I do know about the Buildout extension buildout.dumppickedversions (which does what its name suggests and exports picked versions of eggs) but I can’t re-run buildout to get this extension for risk of updating existing products (what I’m trying to avoid!).
The good news is …