python+socket服务端和客户端

importsocketimporttimeprint("服务端开启")
# 创建套接字mySocket=socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# 设置IP和端口# host = socket.gethostname()host='127.0.0.1'port=3333# bind绑定该端口mySocket.bind((host, port))
# 监听mySocket.listen(10)
whileTrue:
# 接收客户端连接print("等待连接....")
client, address=mySocket.accept()
print("新连接")
print("IP is %s"%address[0])
print("port is %d\n"%address[1])
whileTrue:
# 发送消息msg="连接成功"client.send(msg.encode(encoding='utf-8'))
print("发送完成")
print(time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(time.time())))  # 格式化时间戳为标准格式ifmsg=="EOF":
breakifmsg=="quit":
client.close()
mySocket.close()
print("程序结束\n")
exit()
# 读取消息msg=client.recv(1024)
print("服务端接收:", msg.decode("utf-8"))  # 把接收到的数据进行解码print("读取完成")
ifmsg==b"EOF":
breakifmsg==b"quit":
client.close()
mySocket.close()
print("程序结束\n")
exit()

importsocketprint("客户端开启")
# 创建套接字mySocket=socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# 设置ip和端口# host = socket.gethostname()host='127.0.0.1'port=3333try:
mySocket.connect((host, port))  ##连接到服务器print("连接到服务器")
except:  ##连接不成功，运行最初的ipprint('连接不成功')
while1:
# 接收消息msg=mySocket.recv(1024)
print("客户端接收：%s"%msg.decode("utf-8"))  # 把接收到的数据进行解码print("读取完成")
ifmsg==b"EOF":
breakifmsg==b"quit":
mySocket.close()
print("程序结束\n")
exit()
# 发送消息msg=input("客户端发送:")
mySocket.send(msg.encode(encoding='utf-8'))
print("发送完成")
ifmsg=="EOF":
breakifmsg=="quit":
mySocket.close()
print("程序结束\n")
exit()
print("程序结束\n")

importsocketsk=socket.socket()
sk.connect(('127.0.0.1',3333))
msg=sk.recv(1024).decode('utf-8')  # 最多接受1024字节print(msg)
sk.send('你好'.encode('utf-8'))
#sk.close()