Yup, extras are not always conserved by zc.buildout. I see at least one place which it occurs, In zc.buildout.easy_install._constrain.Installer._constrain().
As i use personnaly minitage.recipe:egg in flavor of zc.recipe.egg, i work arounded that in this recipe. You can see the result there (_constrain()): http://git.minitage.org/git/minitage/eggs/minitage.recipe/tree/src/minitage/recipe/egg/__init__.py
Yup, extras are not always conserved by zc.buildout. easy_install. _constrain. Installer. _constrain( ).
I see at least one place which it occurs, In zc.buildout.
As i use personnaly minitage.recipe:egg in flavor of zc.recipe.egg, i work arounded that in this recipe. git.minitage. org/git/ minitage/ eggs/minitage. recipe/ tree/src/ minitage/ recipe/ egg/__init_ _.py
You can see the result there (_constrain()):
http://