import ch.psi.pshell.plot.RangeSelectionPlot.RangeSelection as RangeSelection

rs = RangeSelection(902.0,920.0)
rs.setVars([0.5, 0.5, 1]) #Time, Size, Itaration

run("XPSSpectrum", {"save_scienta_image":True, 
                    "ranges":[rs, ], 
                    "ENDSCAN":False, 
                    "pass_energy":50})