hi

my friend Zooen has find how to ...

Please , take a look there:
https://groups.google.com/forum/#!msg/Ruby-API/BGMwYIN83CM/FOxrRZ-3fBoJ

it works also for the plugin "Align tool 3D".

french post :
http://sketchucation.com/forums/viewtopic.php?f=51%26amp;t=57160%26amp;p=519494#p519494

chri