gistfile1.py

def snowball_build(twitter_api,seed_user,rounds):
# Main network building loop
    for r in range(0,rounds):
        if r<1:
            # Create initial egonet
            net=create_egonet(twitter_api,seed_user)
            if net.size()>99:
                print 'Running this script will exceed your Twitter API rate limit.  You already have enough friends!'
                break
        else:
            # Now perform snowball
            net=snowball_search(net,twitter_api,seed_user,r)
    return net