# This example is meant to be used from within the CadQuery module of FreeCAD. import cadquery import Part # Create a hollow box that's open on both ends with a thin wall result = cadquery.Workplane("front").box(2, 2, 2).faces("+Z").shell(0.05) # Boiler plate code to render our solid in FreeCAD's GUI Part.show(result.toFreecad())