带简单容错机制的python Gopher客户端程序，pythongopher,import socke

带简单容错机制的python Gopher客户端程序，pythongopher,import socke

import socket, sysport = 70host = sys.argv[1]filename = sys.argv[2]s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)try:    s.connect((host, port))except socket.gaierror, e:    print "Error connecting to server: %s" % e    sys.exit(1)s.sendall(filename + "\r\n")while 1:    buf = s.recv(1024)    if not len(buf):        break    sys.stdout.write(buf)