# 2. copy a group of 2D elements along with groups
newMesh = smesh.CopyMesh( fGroup, "face group copy with groups",toCopyGroups=True)
-# 3. copy a group of nodes with preseving their ids
-newMesh = smesh.CopyMesh( nGroup, "node group copy", toKeepIDs=True)
+# 3. copy a group of nodes
+newMesh = smesh.CopyMesh( nGroup, "node group copy")
# 4. copy some faces
faceIds = fGroup.GetIDs()[-10:]