Plot Colorbar

1# Minimal complete example: plot.colorbar2page=canvas(size=(100mm,75mm),background="#ffffff")3p=plot(size=(86mm,62mm),x=axis(range=(0,4)),y=axis(range=(0,5)))4layer=p.heatmap(z=[[1,2],[3,4]],extent=(0,4,0,5))5p.colorbar(layer,label="Value")6page.add(p,offset=(7mm,6mm))