from multiprocessing.connection import Client 

# 连接到服务器进程，返回一个 Connection 对象（管道）
conn = Client(('localhost',15000), authkey=b"123456") 

conn.send((3,4)) 
r = conn.recv() 
print(r)           # 打印'7' 
 
conn.send(("Hello","World")) 
r = conn.recv() 
print(r)           # 打印'HelloWorld' 

conn.close()