March 2018
Beginner to intermediate
624 pages
16h 10m
Japanese
Content preview from Head First Python 第2版 ―頭とからだで覚えるPythonの基本
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
Django
は、
Python
コ ミ ュ
ニ テ ィ で と て も 人 気 の あ る
Web
アプリケーションフレー
ムワークです。
Django
には、
大規 模
Web
アプ リ ケー ショ
ンを扱いやすくしてくれる強
力な管理機能があります。こ
こ で は
Django
は 高 機 能 す
ぎるので、より簡単で軽量な
Flask
を使います。
5
章
Web
アプリケーションの構築
you are here
203
Flask
はどのように機能するのか？
Flask
は、サーバサイド
Web
アプリケーションの構築に使うモジュール群を用意
しています。しかし
Flask
が用意するのは、構築に必要な最小限の機能なので、厳
密にはマイクロ
Web
フレームワークです。つまり、
Flask
は
Python Web
フレーム
ワークの先駆けである Djangoなどの競合ツールほどフル機能を備えていません
が、小さく軽量で使いやすくなっています。
ここでの要件は厳しくない（
Web
ページを
2
つ作成するだけです）ので、
Flask
は
現時点では十分です。
Flask
がインストールされ正常に動作しているか
を調べる
最も基本的な
Flask
アプリケーションのコードを示します。このコードを使って
Flask
の準備ができているかを調べます。
テキストエディタで新規ファイルを作成し、そのファイルに次のコードを入力
して
hello_flask.py
として保存します（このファイルを保存するのはどの
フォルダでも構いません。ここでは
webapp
フォルダに保存します）。
OS
のコマン ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.