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import socket
socket.getservbyname('domain')


    

    
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53

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import argparse, socket
from datetime import datetime
MAX_BYTES = 65535
def server(port):
    sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    sock.bind(('127.0.0.1', port))
    print('Listening at {}'.format(sock.getsockname()))
    while True:
        data, address = sock.recvfrom(MAX_BYTES)
        text = data.decode('ascii')
        print('The client at {} says {!r}'.format(address, text))
        text = 'Your data was {} bytes long'.format(len(data))
        data = text.encode('ascii')
        sock.sendto(data, address)
def client(port):
    sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    text = 'The time is {}'.format(datetime.now())
    data = text.encode('ascii')
    sock.sendto(data, ('127.0.0.1', port))
    print('The OS assigned me the address {}'.format(sock.getsockname()))
    data, address = sock.recvfrom(MAX_BYTES)  # Danger!
    text = data.decode('ascii')
    print('The server {} replied {!r}'.format(address, text))


    

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#if __name__ == '__main__':
#choices = {'client': client, 'server': server}
#parser = argparse.ArgumentParser(description='Send and receive UDP locally')
#parser.add_argument('role', choices=choices, help='which role to play')
#parser.add_argument('-p', metavar='PORT', type=int, default=1060,
#                    help='UDP port (default 1060)')
#args = parser.parse_args()
#function = choices[args.role]
#function(args.p)
server(1060)


    

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client(1060)


    

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print(__PATH__)


    

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