anIds = mesh.GetIdsFromFilter(aFilter)
# create a group consisting of faces with area > 100
-aGroup = mesh.MakeGroupByIds("Area > 100", smesh.FACE, anIds)
+aGroup1 = mesh.MakeGroupByIds("Area > 100", smesh.FACE, anIds)
+
+# create a group that contains all nodes from the mesh
+aGroup2 = mesh.CreateEmptyGroup(smesh.NODE, "all nodes")
+aGroup2.AddFrom(mesh.mesh)
salome.sg.updateObjBrowser(1)
\endcode
