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<title>Flask</title>
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<meta name="author" content="Julio Biason">
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<div class="reveal">
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<div class="slides">
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<section data-background='_images/flask.png'>
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<h1>Flask</h1>
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</section>
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<section>
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<h2>O que é Flask?</h2>
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<ul>
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<li>Microframework web em Python.</li>
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<li>Framework sobre o Werkzeug (outro framework).</li>
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<li>Sem ORM, mas templates.</li>
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</ul>
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</section>
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<section>
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<section>
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<h2>Aplicativo Flask Básico</h2>
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<p><pre><code data-trim>
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from flask import Flask
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app = Flask(__name__)
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@app.route('/')
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def index():
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return 'Hello world'
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</code></pre></p>
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</section>
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<section>
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<p><pre><code data-trim>
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#!/usr/bin/env python
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# -*- encoding: utf-8 -*-
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from flask import Flask
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app = Flask(__name__)
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@app.route('/')
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def index():
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return 'Hello world'
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</code></pre></p>
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<p><small>... mais o header...</small></p>
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</section>
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<section>
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<p><pre><code data-trim>
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#!/usr/bin/env python
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# -*- encoding: utf-8 -*-
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"""Meu aplicativo web em Flask."""
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from flask import Flask
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app = Flask(__name__)
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@app.route('/')
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def index():
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return 'Hello world'
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</code></pre></p>
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<p><small>... mais a documentação do módulo...</small></p>
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</section>
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<section>
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<p><pre><code data-trim>
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#!/usr/bin/env python
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# -*- encoding: utf-8 -*-
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"""Meu aplicativo web em Flask."""
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from flask import Flask
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app = Flask(__name__)
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@app.route('/')
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def index():
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"""Apresentação do 'root' do aplicativo."""
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return 'Hello world'
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</code></pre></p>
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<p><small>... mais a documentação das funções...</small></p>
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</section>
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<section>
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<p><pre><code data-trim>
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#!/usr/bin/env python
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# -*- encoding: utf-8 -*-
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"""Meu aplicativo web em Flask."""
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from flask import Flask
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from flask import render_template
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app = Flask(__name__)
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@app.route('/')
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def index():
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"""Apresentação do 'root' do aplicativo."""
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return render_template('hello.html')
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</code></pre></p>
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<p><small>... mais retornar templates ao invés de texto puro...</small></p>
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</section>
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<section>
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<p><pre><code data-trim>
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#!/usr/bin/env python
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# -*- encoding: utf-8 -*-
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"""Meu aplicativo web em Flask."""
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class Settings:
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SECRET_KEY = 'Sup3rs3cr33t'
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from flask import Flask
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from flask import render_template
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app = Flask(__name__)
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app.config.from_object(Settings)
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app.config.from_envvar('MEU_APLICATIVO_CONFIG')
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@app.route('/')
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def index():
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"""Apresentação do 'root' do aplicativo."""
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return render_template('hello.html')
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</code></pre></p>
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<p><small>... mais adicionar uma configuração...</small></p>
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</section>
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<section>
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<p><small>... mais tratamento de erros...</small></p>
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<p><small>... mais outras rotas...</small></p>
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<p><small>... mais blueprints/applications...</small></p>
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<p><small>... mais inicialização do ORM...</small></p>
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</section>
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</section>
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<section>
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<img src='_images/baby-steps.jpg'>
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</section>
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