[Draft] Edit _ code cleanup
[Draft] Edit _ code cleanup

According to @vocx_fc suggestions, this commit is a first cleanup of the code.
Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master