Monoprice Select Mini 3D Filament Feed Base (scripted)

Yet another filament feed base (MK8 type?) for the Monoprice Select Mini 3D Printer, but unlike my last feed base, this isn't a remix. This is fully scripted procedural model made inside Blender (2.78) as a proof-of-concept. The script layout is somewhat similar to OpenSCAD, but Python based instead of the functional language OpenSCAD uses. The underlying mesh the script created wasn't as clean as I would like, but it's not too much of an issue. It would probably have been printable as is, but I