Python Annotation Structure Single Value: Text format Text Value "Oil Volume %3.3f m^3" % max(inputs[0].PointData["Volume Oil FV (m^3)"]) Python Annotation Structure Multiple Value: Text format1 Test Text format2 Value 1 , Value 2 "Dispersed Volume\n %3.6f m^3\n\n Surface Area %3.5f m^2" % (sum(inputs[0].PointData["Volume (m^3)"])-max(inputs[0].PointData["Volume (m^3)"]), sum(inputs[0].PointData["Surface Area (m^2)"]))