字節序
struct
socket
http://www.cnblogs.com/litaozijin/p/6506354.html
https://blog.csdn.net/ztb3214/article/details/19017969
https://blog.csdn.net/iloveyin/article/details/40743399
字節序
struct
socket
http://www.cnblogs.com/litaozijin/p/6506354.html
https://blog.csdn.net/ztb3214/article/details/19017969
https://blog.csdn.net/iloveyin/article/details/40743399
class MetaCls(type): def __new__(cls, *args, **kwargs): print("in MetaCls") # return super(Meta