[Distutils] [buildout] selectively excluding site-packages

[John Griessen]

Gary Poster wrote:
>> Are these any docs on the new features on that branch? If so, where should I look?
> 
> The user-visible part of the changes is in the z3c.recipe.scripts recipe contained within the zc.buildout checkout, like
> zc.recipe.egg.  zc.recipe.egg has no user-visible changes and works mostly as before, providing hopefully full backwards
> compatibility.  z3c.recipe.scripts has the logic to work with a Python that might have some site-packages hanging around.
> 
> http://svn.zope.org/zc.buildout/branches/gary-8/z3c.recipe.scripts_/src/z3c/recipe/scripts/README.txt?view=auto
> 
> Note that mixing a system python's site-packages and buildout eggs will, in my guess, always be less stable than trying to
> simply use a system Python without site-packages at all (the default behavior of the new recipe).  See the discussion in the
> README file, which touches on the concerns but probably does not go far enough.  That said, for "hysterical" reasons, I'm using
> the mixing approach right now myself.

Suppose I'm starting fresh, (newbie at this, but wanting stability and new features).
How do you best use buildout to
"simply use a system Python without site-packages at all"?  I'm OK with reading the code for comments.

What to checkout? http://svn.zope.org/zc.buildout/branches/gary-8/z3c.recipe.scripts_
or
  http://svn.zope.org/zc.buildout/branches/gary-8  what rev?

Thanks,

John