Py3: [skip ci] fix warning: missing field 'tp_print' initializer [-Wmissing-field-initializers]
Py3: [skip ci] fix warning: missing field 'tp_print' initializer [-Wmissing-field-initializers]

This warning is only specific to Py3.8. See https://docs.python.org/3/c-api/typeobj.html

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