def cleanup(self):
        self.ln_solver.cleanup()
        self.nl_solver.cleanup()
        for s in self.subsystems():
            s.cleanup()
Method should returns country short name from current location.
dataset/ETHPy150Open OpenMDAO/OpenMDAO/openmdao/core/group.py/Group.cleanup--crossover with--dataset/ETHPy150Open slawek87/geolocation-python/geolocation/geocode/parsers.py/GeocodeParser.parse_country_shortcut