[py, px, pxy]=plot([None,None,None],["y","x", "xy"])




#XY error plot
pxy.setStyle(pxy.Style.ErrorXY)
pxy.setLegendVisible(True)
sxy = LinePlotErrorSeries("F4")
pxy.addSeries(sxy)
#sxy.appendData(1.0,0.5,1.5, 10.0, 9.0, 11.0)
#sxy.appendData(10.0,9.0, 11.0, 6.1, 4.34, 7.54)
#sxy.appendData(17.8, 17.0, 18.0, 4.5, 3.1, 5.8)


sxy.setData([1,2,3,4,5],[4,6,3,2,1])
