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six: completed the first example of converting to six

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Julio Biason 8 years ago
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3 changed files with 142 additions and 25 deletions
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  1. 7
      fisl2016.html
  2. 158
      python23six.html
  3. 2
      reveal.js

7
fisl2016.html
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@ -66,6 +66,7 @@ img {
<li>As apresentações não são minhas;</li> <li>As apresentações não são minhas;</li>
<li>Ver as apresentações não me tornou um expert no assunto;</li> <li>Ver as apresentações não me tornou um expert no assunto;</li>
<li>Essas são as minhas opiniões.</li> <li>Essas são as minhas opiniões.</li>
<li class="fragment">Então porque?</li>
</ul> </ul>
</section> </section>
</section> </section>
@ -403,6 +404,12 @@ img {
</section> </section>
</section> </section>
<section>
<section>
<h3>Impressões gerais do evento</h3>
</section>
</section>
<section data-background='_images/thats-all-folks.jpg'> <section data-background='_images/thats-all-folks.jpg'>
<section></section> <section></section>
</section> </section>

158
python23six.html
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@ -31,6 +31,12 @@
<!--[if lt IE 9]> <!--[if lt IE 9]>
<script src="lib/js/html5shiv.js"></script> <script src="lib/js/html5shiv.js"></script>
<![endif]--> <![endif]-->
<style type="text/css" media="screen">
.happy {
color: yellow;
}
</style>
</head> </head>
<body> <body>
@ -66,12 +72,22 @@
<li class="fragment">AsyncIO</li> <li class="fragment">AsyncIO</li>
<li class="fragment">SUPORTE AO PYTHON 2 TERMINA EM 2020!</li> <li class="fragment">SUPORTE AO PYTHON 2 TERMINA EM 2020!</li>
</ul> </ul>
<aside class="notes">
Segundo especialistas, python asyncio com pyuv consegue ser mais
performático que NodeJS.
</aside>
</section> </section>
<section> <section>
<img src="_images/bigstock-decorated-christmas-tree-close-76005554-1.jpg" style='float:left;' width="20%"> <img src="_images/bigstock-decorated-christmas-tree-close-76005554-1.jpg" style='float:left;' width="20%">
<img src='_images/carna-index-04.jpg' class="fragment" width="20%"> <img src='_images/carna-index-04.jpg' class="fragment" width="20%">
<img src="_images/2020.jpg" style='float:right;' class="fragment", width="20%"> <img src="_images/2020.jpg" style='float:right;' class="fragment", width="20%">
<aside class="notes">
Gente, natal tá chegando aí, logo depois vem o carnaval e,
quando tu vê, já é 2020.
</aside>
</section> </section>
</section> </section>
@ -98,6 +114,13 @@
<p class="fragment">(<code>%</code> para formatar strings <p class="fragment">(<code>%</code> para formatar strings
retornou, <code>2to3</code> não muda para <code>format()</code>)</p> retornou, <code>2to3</code> não muda para <code>format()</code>)</p>
</section> </section>
<section>
<p>
... mas agora o código pode ter ficado incompatível com
Python 2...
</p>
</section>
</section> </section>
<section> <section>
@ -114,7 +137,7 @@
<section> <section>
<h2>Exemplo <span class="fragment">(estúpido)</span></h2> <h2>Exemplo <span class="fragment">(estúpido)</span></h2>
<pre><code class="hljs python">import collections <pre><code>import collections
class Model(object): class Model(object):
def __init__(self, word): def __init__(self, word):
@ -133,7 +156,7 @@ class Model(object):
</section> </section>
<section> <section>
<pre><code class="hljs python"> <pre><code>
@property @property
def letters(self): def letters(self):
return self._count return self._count
@ -144,7 +167,7 @@ class Model(object):
</section> </section>
<section> <section>
<pre><code class="hljs python"> <pre><code>
if __name__ == "__main__": if __name__ == "__main__":
word = Model('This is an ex-parrot') word = Model('This is an ex-parrot')
for letter, count in word.letters.iteritems(): for letter, count in word.letters.iteritems():
@ -183,6 +206,94 @@ if __name__ == "__main__":
mais espaço entre itens).</p> mais espaço entre itens).</p>
</section> </section>
</section> </section>
<section>
<section>
<h2>Compatível entre 2 e 3</h2>
<pre><code>
class Model(object):
</code></pre>
<p class="fragment">Não precisa fazer nada.</p>
</section>
<section>
<h2>Compatível entre 2 e 3</h2>
<pre><code>
print letter, count
</code></pre>
<pre class="fragment"><code>
from __future__ import print_function
[...]
print('{} {}'.format(letter, count))
</code></pre>
</section>
<section>
<h2>Compatível entre 2 e 3</h2>
<h3>(sugestão)</h3>
<pre><code>
print('{letter} {count}'.format(letter=letter,
count=count))
</code></pre>
<aside class="notes">
Use os nomes das variáveis no print para
evitar confusões sem contar que agora a
ordem dos parâmetros não precisa mais
seguir a ordem do print.
</aside>
</section>
<section>
<h2>Compatível entre 2 e 3</h2>
<h3>(sugestão mais melhor ainda)</h3>
<pre><code>
import six
[...]
six.print_('{letter} {count}'.format(letter=letter,
count=count))
</code></pre>
<aside class="notes">
six.print_ é recomendado se tu não pode sequer rodar
Python 2.7 (mas por favor, né?)
</aside>
</section>
<section>
<h2>Compatível entre 2 e 3</h2>
<pre><code>
for letter, count in word.letters.iteritems():
</code></pre>
<pre class="fragment"><code>
import six
[...]
for letter, count in six.iteritems(word.letters):
</code></pre>
</section>
<section>
<h2><span class="happy">&#x1F389;</span> Parabéns! <span class="happy">&#x1F389;</span></h2>
<h3>Seu código roda em Python 2 <i>E</i> Python 3!</h3>
<p class="fragment">... o código era estúpido mesmo...</p>
</section>
</section>
</div> </div>
</div> </div>
@ -190,28 +301,27 @@ if __name__ == "__main__":
<script src="reveal.js/js/reveal.js"></script> <script src="reveal.js/js/reveal.js"></script>
<script> <script>
// Full list of configuration options available at: // Full list of configuration options available at:
// https://github.com/hakimel/reveal.js#configuration // https://github.com/hakimel/reveal.js#configuration
Reveal.initialize({ Reveal.initialize({
controls: true, controls: true,
progress: true, progress: true,
history: true, history: true,
center: true, center: true,
// showNotes: true,
transition: 'slide', // none/fade/slide/convex/concave/zoom
transition: 'slide', // none/fade/slide/convex/concave/zoom
// Optional reveal.js plugins
dependencies: [ // Optional reveal.js plugins
{ src: 'lib/js/classList.js', condition: function() { return !document.body.classList; } }, dependencies: [
{ src: 'plugin/markdown/marked.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } }, { src: 'reveal.js/lib/js/classList.js', condition: function() { return !document.body.classList; } },
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{ src: 'plugin/highlight/highlight.js', async: true, callback: function() { hljs.initHighlightingOnLoad(); } }, { src: 'reveal.js/plugin/markdown/markdown.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } },
{ src: 'plugin/zoom-js/zoom.js', async: true }, { src: 'reveal.js/plugin/highlight/highlight.js', async: true, callback: function() { hljs.initHighlightingOnLoad(); } },
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] { src: 'reveal.js/plugin/notes/notes.js', async: true }
}); ]
});
</script> </script>
</body> </body>

2
reveal.js

@ -1 +1 @@
Subproject commit bef2722eedd9671a9e0f0f9e553c0863437d1402 Subproject commit 3c36ee6cff43d2c4aefe59ef5198df4f327fa094
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