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<title>Fugindo para as Colinas com Python</title>
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<meta name="description" content="A framework for easily creating beautiful presentations using HTML">
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<meta name="author" content="Hakim El Hattab">
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</style>
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</head>
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<body>
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<div class="reveal">
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<div class="slides">
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<section>
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<section data-background="_images/python.jpg">
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<h1 class="semi-opaque">Fugindo para as Colinas Com Python</h1>
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</section>
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</section>
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<section>
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<section>
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<img src="_images/avatar-20170726.png" alt="Me" style="float:left;width:200px;" class="no-border">
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<div>
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<ul class="empty">
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<li>Júlio Biason</li>
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<li>@juliobiason</li>
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<li>julio.biason@gmail.com</li>
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<li><a href="http://presentations.juliobiason.net">http://presentations.juliobiason.net</a></li>
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</ul>
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</div>
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</section>
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<section>
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<img src="_images/start-a-fight.jpg" alt="Eu faço perguntas em reuniões que eu não sei nada e reunião explode; não é de propósito" class='stretch'/>
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<aside class="notes">
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Eu sou famoso (ou era) por entrar eu reuniões, fazer uma
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pergunta e a reunião explodir em discussões (úteis, diga-se
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de passagem). Mas eu não fazia isso de propósito.
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</aside>
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</section>
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<section>
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<img src="_images/fast-speaker.jpg" alt="Eu falo rárpido">
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<aside class="notes">
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Eu também tenho costume de falar rápido.
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Essa apresentação talvez termine em menos de
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20 minutos, mas eu deixo mais tempo para as
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perguntas dessa forma.
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</aside>
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</section>
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</section>
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<section>
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<section>
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<h2>O "Hello World"</h2>
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<pre><code>print("Hello world")</code></pre>
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<aside class="notes">
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Hello world não explica muita coisa sobre
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uma linguagem, então eu resolvi falar
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de outro problema.
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</aside>
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</section>
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<section>
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<h2>O "Fujam para as Colinas"</h2>
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<pre><code>print("Fujam para as colinas")</code></pre>
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<p class="fragment">
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Fulam Para As Cojinas
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</p>
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<p class="fragment">
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Julam Para As Conifas
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</p>
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</section>
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</section>
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<section>
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<section>
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<h2>Passo 1: Marcar onde entram os valores</h2>
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<pre><code>
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frase = 'Fujam para as colinas'
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print(frase)
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</code></pre>
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</section>
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<section>
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<h2>Passo 1: Marcar onde entram os valores</h2>
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<pre><code>
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consoantes = ['f', 'j', 'c', 'l', 'n']
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frase = 'Fujam para as colinas'
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print(frase)
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</code></pre>
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</section>
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<section>
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<h2>Passo 1: Marcar onde entram os valores</h2>
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<pre><code>
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$ python
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Python 3.6.2 (default, Aug 11 2017, 11:59:59)
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[GCC 7.1.1 20170622 (Red Hat 7.1.1-3)] on linux
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Type "help", "copyright", "credits" or "license" for more information.
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>>> help(str)
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</code></pre>
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</section>
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<section>
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<h2>Passo 1: Marcar onde entram os valores</h2>
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<pre><code>
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| format(...)
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| S.format(*args, **kwargs) -> string
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| Return a formatted version of S, using substitutions from args and kwargs.
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| The substitutions are identified by braces ('{' and '}').
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</code></pre>
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</section>
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</section>
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<section>
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<section>
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<h2>Pausa: <code>format</code></h2>
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<pre><code>
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>>> '{} {}.'.format('Hello', 'world')
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Hello world.
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</code></pre>
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</section>
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<section>
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<h2>Pausa: <code>format</code></h2>
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<pre><code>
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>>> '{1} {0}.'.format('Hello', 'world')
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world Hello.
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</code></pre>
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</section>
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<section>
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<h2>Pausa: <code>format</code></h2>
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<pre><code>
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>>> '{primeiro} {segundo}.'.format(primeiro='Hello',
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segundo='world')
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Hello world.
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</code></pre>
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</section>
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</section>
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<section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> def soma(primeiro, segundo):
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... return primeiro + segundo
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>>>
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> soma(1, 2)
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3
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> soma(primeiro=3, segundo=4)
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7
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> soma(segundo=5, primeiro=6)
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11
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> def varargs(*args):
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... print(args)
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>>>
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> varargs('f', 'j', 'c', 'l', 'm')
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['f', 'j', 'c', 'l', 'm']
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> def varargs(**kwargs):
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... print(kwargs)
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> varargs(primeiro=2, segundo=4)
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{'primeiro': 2, 'segundo': 4}
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> def varargs(*args, **kwargs):
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... print(args)
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... print(kwargs)
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> varargs('f', 'j', 'c', primeiro=2, segundo=4)
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['f', 'j', 'c']
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{'primeiro': 2, 'segundo': 4}
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> valores = [3, 4]
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>>> soma(*valores)
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7
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</code></pre>
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</section>
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<section>
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<h2>Pausa da Pausa: <code>*args</code> e <code>**kwargs</code></h2>
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<pre><code>
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>>> valores = {'segundo': 12, 'primeiro': 7}
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>>> soma(**valores)
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19
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</code></pre>
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</section>
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</section>
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<section>
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<section>
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<h2>Passo 1: Marcar onde entram os valores</h2>
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<pre><code>
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consoantes = ['f', 'j', 'c', 'l', 'n']
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frase = 'Fujam para as colinas'
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print(frase)
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</code></pre>
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</section>
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<section>
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<h2>Passo 1: Marcar onde entram os valores</h2>
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<pre><code>
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consoantes = ['f', 'j', 'c', 'l', 'n']
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frase = '{}u{}am para as {}o{}i{}as'
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</code></pre>
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</section>
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<section>
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<h2>Passo 1: Marcar onde entram os valores</h2>
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<pre><code>
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consoantes = ['f', 'j', 'c', 'l', 'n']
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frase = '{}u{}am para as {}o{}i{}as'
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print(frase.format(*consoantes))
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</code></pre>
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</section>
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</section>
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<section>
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<section>
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<h2>Passo 2: Randomizar a lista</h2>
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<pre><code>
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import random
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consoantes = ['f', 'j', 'c', 'l', 'n']
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random.shuffle(consoantes)
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frase = '{}u{}am para as {}o{}i{}as'
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print(frase.format(*consoantes))
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</code></pre>
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|
</section>
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<section>
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<h2>Pausa: shuffle e "in place"</h2>
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<pre><code>
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>>> import random
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|
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>>> help(random.shuffle)
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</code></pre>
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</section>
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<section>
|
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<h2>Pausa: shuffle e "in place"</h2>
|
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|
|
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<pre><code>
|
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|
|
shuffle(self, x, random=None) method of random.Random instance
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|
|
x, random=random.random -> shuffle list x in place; return None.
|
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|
|
</code></pre>
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|
</section>
|
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|
</section>
|
|
|
|
|
</div>
|
|
|
|
|
</div>
|
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|
|
|
|
|
|
|
|
<script src="reveal.js/lib/js/head.min.js"></script>
|
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|
|
|
<script src="reveal.js/js/reveal.js"></script>
|
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|
|
|
|
|
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|
|
<script>
|
|
|
|
|
// Full list of configuration options available at:
|
|
|
|
|
// https://github.com/hakimel/reveal.js#configuration
|
|
|
|
|
Reveal.initialize({
|
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|
|
controls: true,
|
|
|
|
|
progress: true,
|
|
|
|
|
history: true,
|
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|
|
|
center: true,
|
|
|
|
|
// showNotes: true,
|
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|
|
|
|
|
|
|
|
transition: 'slide', // none/fade/slide/convex/concave/zoom
|
|
|
|
|
|
|
|
|
|
// Optional reveal.js plugins
|
|
|
|
|
dependencies: [
|
|
|
|
|
{ src: 'reveal.js/lib/js/classList.js', condition: function() { return !document.body.classList; } },
|
|
|
|
|
{ src: 'reveal.js/plugin/markdown/marked.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } },
|
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|
|
{ src: 'reveal.js/plugin/markdown/markdown.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } },
|
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|
|
|
{ src: 'reveal.js/plugin/highlight/highlight.js', async: true, callback: function() { hljs.initHighlightingOnLoad(); } },
|
|
|
|
|
{ src: 'reveal.js/plugin/zoom-js/zoom.js', async: true },
|
|
|
|
|
{ src: 'reveal.js/plugin/notes/notes.js', async: true }
|
|
|
|
|
]
|
|
|
|
|
});
|
|
|
|
|
</script>
|
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|
</body>
|
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</html>
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