liGen.append(( config, regFlecha.grosor ))# liGen.append( (None,None) )# ( "altocabeza", "n", 1 ), # altura de la cabezaconfig = FormLayout.Spinbox(_("Head height"),0,100,50) liGen.append(( config, regFlecha.altocabeza ))# ( "ancho", "n", 10 ), # ancho de la base ...