下記記事の説明のレポジトリです https://qiita.com/atticatticattic/items/f8d91b99dca0cdc6e6d8 https://qiita.com/atticatticattic/items/c9e7d5248fda563d68b5

This program is beased on following snippet. https://gist.github.com/eslachance/fb70fc036183b7974d3b9191601846ba