--- /dev/null
+# Warping
+
+from mechanic import *
+
+# Criterion : WARP ANGLE > 1e-15
+wa_margin = 1e-15
+
+aFilter = smesh_builder.GetFilter(SMESH.FACE, SMESH.FT_Warping, SMESH.FT_MoreThan, wa_margin)
+
+anIds = mesh.GetIdsFromFilter(aFilter)
+
+# print the result
+print("Criterion: Warp > ", wa_margin, " Nb = ", len(anIds))
+j = 1
+for i in range(len(anIds)):
+ if j > 20: j = 1; print("")
+ print(anIds[i], end=' ')
+ j = j + 1
+ pass
+print("")
+
+# create a group
+aGroup = mesh.CreateEmptyGroup(SMESH.FACE, "Warp > " + repr(wa_margin))
+
+aGroup.Add(anIds)