use public helpers module

Author: tomvanmele

src/compas_ghpython/scene/meshobject.py

@@ -5,7 +5,7 @@
 from compas.scene import MeshObject as BaseMeshObject
 from compas.colors import Color
 from compas_rhino import conversions
-from compas_rhino.scene._helpers import ngon
+from compas_rhino.scene.helpers import ngon
 from .sceneobject import GHSceneObject
 
 

src/compas_ghpython/scene/volmeshobject.py

@@ -3,7 +3,7 @@
 from __future__ import division
 
 from compas_rhino import conversions
-from compas_rhino.scene._helpers import ngon
+from compas_rhino.scene.helpers import ngon
 
 from compas.scene import VolMeshObject as BaseVolMeshObject
 from .sceneobject import GHSceneObject