Chris McDonough <[EMAIL PROTECTED]> writes: > On Aug 28, 2007, at 5:55 PM, Ross Patterson wrote: >> >>> Putting these packages in your Zope instance home's "lib/python" >>> directory should get them found before the others. For Products, you >>> can use an additional "products-path" directive in zope.conf and put >>> files in there. I don't know how to tell buildout to do either, >>> though. >> >> But wouldn't that cause problems in this case since zope.app.interface >> is a package in two nested-namespace packages. IOW, wouldn't putting >> zope/app/interface in $INSTANCE_HOME/lib/python mean that it was the >> only package in the zope or zope.app namespace packages? > > Gah. Yeah. Sorry. You might get away with creating and installing a > custom zope.app.interface-myversion.egg into your Python's site- > packages dir and using something like: > > from pkg_resources import require > require('zope.app.interface = myversion') > > ... in a script early on or do the equivalent within a .pth file in > your site-packages dir. Even after that, you *might* need to munge > the PYTHONPATH, though, to prevent Zope from finding the one in > SOFTWARE_HOME first. :-( > > I find Ian Bicking's virtual_python.py script very useful for trying > things like this out. I usually install both a custom version of > Python and one or more virtual pythons in my automated scripts (using > the --no-site-packages flag to virtual_python.py). This means I can > let distutils/setuptools packages install to site-packages "normally" > without polluting the main Python installation's site-packages and so > I don't need to go through gyrations to munge the PYTHONPATH for them > to be found somewhere else. I think buildout tends to prefer > creating scripts that munge the path.
Great. Thanks, I'll check those out. Ross _______________________________________________ Zope maillist - Zope@zope.org http://mail.zope.org/mailman/listinfo/zope ** No cross posts or HTML encoding! ** (Related lists - http://mail.zope.org/mailman/listinfo/zope-announce http://mail.zope.org/mailman/listinfo/zope-dev )