from pathlib import Path
import FreeCAD as A, FreeCADGui as G
import os,traceback
p=Path(r'C:\projects\wheel\models\washer_two_panels')
try:
    for name in ['一体垫片板_0.5mm.FCStd','一体垫片板_1mm.FCStd']:
        d=A.openDocument(str(p/name));d.recompute()
        for o in d.Objects:
            if hasattr(o,'ViewObject') and o.ViewObject:o.ViewObject.Visibility=False
        d.getObject('Panel').ViewObject.Visibility=True
        G.activeDocument().activeView().viewAxonometric();G.activeDocument().activeView().fitAll()
        d.recompute();d.save();A.closeDocument(d.Name)
    (p/'gui_ready.txt').write_text('ok',encoding='utf8')
    os._exit(0)
except Exception:
    (p/'gui_error.txt').write_text(traceback.format_exc(),encoding='utf8')
    os._exit(1)