def METHOD_NAME(self):
    ft = WriteInputFromIOSet(
        molecule=self.co_mol, qchem_input_set="OptSet", write_to_dir=module_dir
    )
    ft.run_task({})
    test_dict = QCInput.from_file(os.path.join(module_dir, "mol.qin")).as_dict()
    for k, v in self.co_opt_ref_in.as_dict().items():
        self.assertEqual(v, test_dict[k])