Unfollow everyone. (for twitter_ebooks v2.x)

bots.rb

    bot.scheduler.every '1h', :first_in => '1s' do
      bot.log "Start unfollowing"
      bot.twitter.friend_ids.each do |friend_id|
        bot.log "Will unfollow ##{friend_id}"
        begin
          bot.twitter.unfollow(user_id=friend_id)
        rescue Twitter::Error::TooManyRequests => error
          bot.log "Rate limit exceeded; will stop unfollowing for now"
          return
        rescue Exception => error
          bot.log "Error while unfollowing: #{error}"
        end
        sleep 1
      end
    end