def METHOD_NAME(self):
    mpvis = MPRelaxSet(self.struct_si, force_gamma=True)
    ft = WriteVaspFromPMGObjects(
        incar=mpvis.incar,
        poscar=mpvis.poscar,
        kpoints=mpvis.kpoints,
        potcar=mpvis.potcar,
    )
    ft = load_object(ft.to_dict())  # simulate database insertion
    ft.run_task({})
    self._verify_files()