Draw simple table with or not rounded corner.
Optimized for laser cutter.
Copy the .inx, .svg and .py files in to your Inkscape extensions directory (usually on windows C:\Users\username\AppData\Roaming\inkscape\extensions). The actual directory can be found under Preferences/System.
Restart inkscape.
The table will be available under Extensions > Découpe Laser > Tableau...
All code is offered under Licence : Public Domain.