https://github.com/timbrist/math_json_parser/blob/4f4095528f0f469fb55736baef506cc569085e69/tests/test_parser_pl.py#LL1C1-L1C1 Check this out for a minimal example: https://github.com/industrial-optimization-group/desdeo-tools/blob/master/tests/scalarization/test_asf.py https://github.com/industrial-optimization-group/desdeo-tools/blob/master/tests/scalarization/test_scalarization.py