# get faces which consist of edges belonging to 2 mesh elements
filter = smesh.GetFilter(SMESH.FACE, SMESH.FT_MultiConnection2D, 2)
ids = mesh.GetIdsFromFilter(filter)
-print "Number of faces consisting of edges belonging to 2 faces:", len(ids)
+print("Number of faces consisting of edges belonging to 2 faces:", len(ids))