python3 client.py PORT_NUMBER (2|3) VALUE
2: VALUE(city level name), 3: VALUE(Address1)
ex> python3 server.py 50001 2 강북구
python3 server.py 50001 3 수유제3동
python3 server.py
$ python3 client.py 50001 3 수유제3동
{'result': 'ok', 'si': '서울특별시', 'gu': '강북구', 'nx': 61, 'ny': 128}
$ python3 client.py 50001 2 강북구
{'result': 'ok', 'si': '서울특별시', 'gu': '강북구', 'nx': 61, 'ny': 128}