Auto Login Captive Asrama

import os
import getpass
user = raw_input("masukan user : ")
pas = getpass.getpass("masukan pass : ")

k=0;

while(1):

    os.system("curl -i -s -k  -X $'POST' \
    -H $'Origin: http://1.1.1.1' -H $'Upgrade-Insecure-Requests: 1' -H $'User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.81 Safari/537.36 OPR/45.0.2552.635' -H $'Content-Type: application/x-www-form-urlencoded' -H $'Referer: http://1.1.1.1/' \
    --data-binary $'buttonClicked=4&err_flag=0&err_msg=&info_flag=0&info_msg=&redirect_url=&network_name=Guest+Network&username=" +user+"&password=" +pas+  "' \
    $'http://1.1.1.1/login.html';")
    if(k==0):

        print "lagi jalan bro"
        k=1