This tutorial introduces you to the joys and pains of writing scripts for TUI. Scripts are written in Python, and this tutorial does not attempt to teach the language. ... Send Commands (DISDark script) Control an instrument. ... Loops (DISCals script) Use a loop to simplify repetitive commands. Refinements (NiceDISCals script) Add a few refinements to DISCals to make a script worth emulating. UserInput (DISDark v2 script) Add user input widgets to your script. ...