開発環境
- macOS Sierra - Apple (OS)
- Emacs (Text Editor)
- Python 3.6 (プログラミング言語)
Head First Python (Paul Barry (著)、O'Reilly Media)のChapter 10.(Function Decorators: Wrapping Functions)の SHARPEN YOUR PENCIL(No. 7191) を取り組んでみる。
SHARPEN YOUR PENCIL(No. 7191)
コード(Emacs)
#!/usr/bin/env python3 # -*- coding: utf-8 -*- from flask import Flask, render_template, request, session from vsearch import search4letters app = Flask(__name__) app.secret_key = 'YouWillNeverGuess' @app.route('/') def hello() -> str: return 'Hello world from Flask!' @app.route('/search4', methods=['POST']) def do_search() -> 'html': phrase = request.form['phrase'] letters = request.form['letters'] title = 'Here are your results:' results = str(search4letters(phrase, letters)) return render_template('results.html', the_title=title, the_phrase=phrase, the_results=results, the_letters=letters) @app.route('/entry') def entry_page() -> 'html': return render_template('entry.html', the_title='Welcome to search4letters on the web!') @app.route('/login') def do_login() -> str: session['logged_in'] = True return 'You are now logged in' @app.route('/logout') def do_logout() -> str: if 'logged_in' in session: del session['logged_in'] return 'You are now logged out' @app.route('/status') def check_status() -> str: if 'logged_in' in session: return 'You are currently logged in' return 'You are NOT logged in' if __name__ == '__main__': app.run(debug=True)
入出力結果(Terminal, IPython)
$ ./vsearch4web.py * Running on http://127.0.0.1:5000/ (Press CTRL+C to quit) * Restarting with stat * Debugger is active! * Debugger PIN: 873-014-066 127.0.0.1 - - [13/Aug/2017 17:21:38] "GET / HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:39] "GET / HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:40] "GET /login HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:40] "GET /login HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:43] "GET /status HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:43] "GET /status HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:46] "GET /login HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:47] "GET /logout HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:47] "GET /logout HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:50] "GET / HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:50] "GET /login HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:51] "GET /login HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:55] "GET /logout HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:55] "GET /logout HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:58] "GET / HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:59] "GET /search4 HTTP/1.1" 405 - 127.0.0.1 - - [13/Aug/2017 17:21:59] "GET /status HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:21:59] "GET /status HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:22:02] "GET /login HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:22:03] "GET /login HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:22:06] "GET /status HTTP/1.1" 200 - 127.0.0.1 - - [13/Aug/2017 17:22:06] "GET /status HTTP/1.1" 200 - C-c C-c$
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