python net基础 00

python socket客户端基本操作

import sys, socketport = 70host = "quux.org"filename = '/'s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)try:    s.connect((host, port))except socket.gaierror as e:    print("Error connecting to server: %s" % e)    sys.exit(1)filename += "\r\n"s.sendall(filename.encode())# 读接收信息while 1:    buf = s.recv(2048)    if not len(buf):        break    sys.stdout.write(str(buf))