#!/usr/local/bin/ruby
require "uri"
require "pp"

title = "みんなのPython第四版"
sio = OpenURI.open_uri("https://www.google.co.jp/search?source=hp&q="+title)
stars = []
sio.each_line do |l|
  if l =~ %r|<g-review-stars><span class="_ayg"|# aria-label="5 点中 4.5 点の評価、"><span style="width:59px"></span></span></g-review-stars> 評価: 4.4 - ?9 件のレビュー</div|
		stars << l.slice(%r|評価: ([0-9].[0-9])|, 1)
  end
end

pp stars