import socket
import select
import sys

sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.connect(('localhost', 12345))
while True:
    readable, _, _ = select.select([sock, sys.stdin], [], [])
    for s in readable:
        if s is sock:
            print(sock.recv(1024).decode())
        elif s is sys.stdin:
            sock.send(sys.stdin.readline().encode())
sock.close()