from jhplot  import *
 
c1 = HPlot("Canvas")
c1.visible()
c1.setAutoRange()
c1.setGTitle("X-Y with errors")  
 
p1= P1D("Data")
p1.add(1,100,7,5)   # x, y, error UP and DOWN
p1.add(2,80,5,4)
p1.add(3,90,5,2)
c1.draw(p1)