-# Iteration "Iter_1_2"
-Iter_1_2 = Iter_1_1.NextIteration('Iter_1_2')
-Iter_1_2.SetMeshName('MESH')
-Iter_1_2.SetMeshFile(dircase+'/maill.02.med')
-Iter_1_2.AssociateHypo('Hypo_1')
-error = Iter_1_2.Compute(1, 2)
-
-# Iteration "Iter_1_3"
-Iter_1_3 = Iter_1_2.NextIteration('Iter_1_3')
-Iter_1_3.SetMeshName('MESH')
-Iter_1_3.SetMeshFile(dircase+'/maill.03.med')
-Iter_1_3.AssociateHypo('Hypo_1')
-error = Iter_1_3.Compute(1, 2)
-
-# ==================================
-gzip_gunzip(data_dir, 1, 1)
-# ==================================
+# Iteration "iter_1_2"
+iter_1_2 = iter_1_1.NextIteration('iter_1_2')
+iter_1_2.SetMeshName('MESH')
+iter_1_2.SetMeshFile(os.path.join(DIRCASE, "maill.02.med"))
+iter_1_2.AssociateHypo('hypo_1')
+erreur = iter_1_2.Compute(1, 2)