August 2017
Intermediate to advanced
500 pages
12h 3m
Japanese
Content preview from PythonとJavaScriptではじめるデータビジュアライゼーション
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309
13.4 まとめ
Flask-Restless
は必要となるきめ細かいクエリを提供し、
SQLite
と組み合わせるとデータ
API
のとても軽量なソリューションになります。
13.4
まとめ
本章では
Python
と
Flask
を結合し、柔軟性のある
RESTful API
で
Web
ブラウザにデータを提
供する方法を示しました。この機能は、確実に
Web
データ可視化の可能性を広げてくれます。静
的ファイルでのデータ配信でも非常に多くのことができますが、サーバ側のデータベースへのアク
セスをきめ細やかに調整できると、
Web
データ可視化の範囲が大幅に広がります。数百キロバイ
トを超えるデータセットでは初期化時に全データをキャッシュすると遅くなるケースもあるでしょ
う。
また、
Flask Eve
でプロジェクションを使って必要なデータフィールドを指定し、可視化に必要
な受賞者データを配信する方法も説明しました。次の章では、そのデータを使ってノーベル賞可視
化を初期化する方法を紹介します。
図
13-6
ノーベル賞受賞者
API
の問い合わせ
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.