Python implementation code for determining whether a port is open or not

#!/usr/bin/env python
# name
import os
import socket
def IsOpen(ip,port):
    s = (socket.AF_INET,socket.SOCK_STREAM)
    try:
        ((ip,int(port)))
        (2)
        print '%d is open' % port
        return True
    except:
        print '%d is down' % port
        return False
if __name__ == '__main__':
    IsOpen('1.1.1.1',800)