refAttrB.setAttr(aMirroredArcStartPoint)
aConstraint.real("ConstraintValue").setValue(200.)
aSession.finishOperation()
-print "Sketch error : {}".format(aSketchErrorAttr.value())
+print("Sketch error : {}".format(aSketchErrorAttr.value()))
assert len(aSketchErrorAttr.value()) != 0, "ERROR: Sketch has not been failed as expected"
aSession.startOperation()
aDocument.removeFeature(aConstraint)