#导入socket包import socket#使用socket.socket创建socket连接#AF_INET表示通信类型，与IPv4对应 #SOCK_STREAM对应TCP通信print(‘creating socket...‘)s = socket.socket(socket.AF_INET,socket.SOCK_STREAM)print(‘done‘)print(‘looking up port number..‘)port=socket.getservbyname(‘http‘,‘tcp‘)print(‘done‘)#tupleprint(‘connecting to remote host on port %d...‘%port)s.connect((‘www.baidu.com‘,port))print(‘done‘)#返回本地IP和端口号，返回远程机器IP和端口号print(s.getsockname())print(s.getpeername())