import socket

host = ''
port = 50002
backlog = 5
size = 1024
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.bind((host,port))
s.listen(backlog)

while 1:
    client, address = s.accept()
    # data = client.recv(size)
    data =  "l\na\n"
    if data:
        client.send(data)
    client.close()