import SMESH_mechanic
mesh = SMESH_mechanic.mesh
-print ""
+print("")
# add node
n1 = mesh.AddNode(50, 10, 0)
-if n1 == 0: print "KO node addition."
+if n1 == 0: print("KO node addition.")
# add tetrahedron
t1 = mesh.AddVolume([n1, 38, 39, 246])
-if t1 == 0: print "KO tetrahedron addition."
-else: print "New Tetrahedron has been added with ID ", t1
+if t1 == 0: print("KO tetrahedron addition.")
+else: print("New Tetrahedron has been added with ID ", t1)