## alternatively, if you want to write images, you can use SaveScreenshot(...).
print('Select points on the centerline (hit the "Select Points On" button or the "d" key) and type "updateFlow()" to Python Shell in order to plot flow rate in time.')
print('Select points on the centerline (hit the "Select Points On" button or the "d" key) and hit "FlowInTime" button in order to plot flow rate in time.')