Iterated salted hash function example in Python

def GetHash(Password, SystemSalt, UserSalt):
    """
    Created By Abraham Aranguren <name.surname@gmail.com> Twitter: @7a_ http://7-a.org
    Iterates a salted hash function for secure password storage
    Please see this link for more info: http://owasp.com/index.php/Password_Storage_Cheat_Sheet
    """
    Hash = Password
    for i in range(1000000):
        Hash = sha512(Hash + SystemSalt + UserSalt + str(i))
    return Hash