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.
「
log_request
」関数を修正する
Web
アプリケーションにこの変更を行うと、次のようになります。
"""Web
リクエストの詳細と結果をロギングする。
"""
9
章 コンテキストマネジメントプロトコル
you are here
351
import
文を
変更。
UseDatabase
を使う
ようにコードを修正し、
app.config
からデータ
ベース設定を渡すように
しました。
接続情報の辞書を
Web
アプリケーション
の構成に追加しました。
このファイルの冒頭では、
import mysql.connector
文を
DBcm
モジュールの
UseDatabase
を
取得する
import
文に置き換えています。
DBcm.py
ファイル自体に
import mysql.connector
文
があるので、このファイルから
import mysql.connector
を削除します（
2
回インポートしたくない
ため）。
また、データベース接続情報の辞書を
Web
アプリケーションの構成に移しています。そして、コンテキ
ストマネージャを使うように
log_request
のコードを修正しています。
クラスとコンテキストマネージャを作成しているので、上のコードは理解できるでしょう。
次は
view_the_log
関数の修正に移りましょう。ページをめくる前に、
Web
アプリケーションコード
を上と全く同じように修正していることを確認してください。
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.