import socket
import time

def dumpHex(buf):
    print 'data length is %d.' % len(buf)
    for ch in buf:
        print '0x%02x' % ord(ch),
    print

def getSocket(ip, port):
    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    address = (ip, port)
    num = 0
    while True:
        try:
            num += 1
            sock.connect(address)
            break
        except Exception, e:
            print 'connecting error, retry %d ...' % num
            time.sleep(1)
            continue
    return sock

def main():
    sock = getSocket('127.0.0.1', 8080)
    while True:
        sock.send('get')
        data = sock.recv(1024)
        if len(data) > 0: #0-closed from the other end.
            dumpHex(data)
            continue
        else:
            break
    sock.close()

if __name__ == '__main__':
    main()