#!/usr/bin/env python
import twitter
from sets import Set

username = 'your_username'
password = 'your_password'
api = twitter.Api(username=username, password=password)

following = api.GetFriends()
friendNames = Set()
for friend in following:
  friendNames.add(friend.screen_name)

for ff in ['SecBarbie', 'BillBrenner70', 'SteveD3', 'SteveMcGrath']:
  if (not ff in friendNames):
    api.CreateFriendship(follower.screen_name)