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Simple Gopher Client with basic error handling

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)