lazy.rb

load "login.rb"

def cleanup!(hash)
  hash.keys.each do |key|
    hash.delete(key) if [nil, false, 0].include?(hash[key])
  end
end

(1..Float::INFINITY).lazy
  .flat_map{|page|
    sleep 1
    p page:page
    Twitter.user_timeline(count: 200, page: page, trim_user: true)
  }.select{|tweet|
    tweet.created_at < Time.new(2012, 5, 15)
  }.take_while{|tweet|
    tweet.created_at > Time.new(2012, 4, 15)
  }.each{|tweet|
    attrs = tweet.attrs
    cleanup!(attrs)
    pp attrs
  }