带简单容错机制的python Gopher客户端程序
import socket, sys
port = 70
host = 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)
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