Hexa_3D = boite.Hexahedron(algo=smeshBuilder.Hexa)
isDone = boite.Compute()
smesh.SetName(boite, 'boite')
-boite.ExportMED( r'boite.med', 0, SMESH.MED_V2_2, 1 )
+boite.ExportMED(r'boite.med')
## set object names
smesh.SetName(boite.GetMesh(), 'boite')