using PyCall
pyimport("sys").executable
@pyimport CoolProp.CoolProp as CP
@pyimport CoolProp.Plots as CPP
#UNIT_SYSTEMS = {'EUR': <CoolProp.Plots.Common.EURunits object>, 'KSI': <CoolProp.Plots.Common.KSIunits object>, 'SI'
ts_plot = CPP.PropertyPlot("R290","TS",unit_system="SI")
ts_plot.show()