--- /dev/null
+# Warping 3D
+
+# create mesh
+from mechanic import *
+
+# get faces with warping angle = 2.0e-13 with tolerance 5.0e-14
+filter = smesh_builder.GetFilter(SMESH.VOLUME, SMESH.FT_Warping3D, "=", 2.0e-13, Tolerance=5.0e-14)
+ids = mesh.GetIdsFromFilter(filter)
+print("Number of volumes with warping = 2.0e-13 (tolerance 5.0e-14):", len(ids))