def test_missing_keys_error(self):
        mandatory_codes = ['O601', 'O602', 'O603']
        for code in mandatory_codes:
            self.check_code(code, 21)
Test that missing mandatory key are detected
dataset/ETHPy150Open nbessi/openerp-conventions/tests/v7/test_manifest.py/EmptyManifestChecker.test_missing_keys_error