actually, there was a bit more

python.html

@@ -15,9 +15,11 @@
 
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@@ -590,6 +592,17 @@ Julio
 					<section>
 						<p>No Python 3, basta usar <code>super().__init__()</code>.
 					</section>
+
+					<section>
+						<p>Propriedades podem ser injetadas a qualquer momento.</p>
+
+&gt;&gt;&gt; class A(object):
+&gt;&gt;&gt;     def __init__(self):
+&gt;&gt;&gt;         self.value = 10
+&gt;&gt;&gt;
+&gt;&gt;&gt; a = A()
+&gt;&gt;&gt; a.name = 'Julio'
+					</section>
 				</section>
 
 				<section>
@@ -690,9 +703,9 @@ Julio
 &gt;&gt;&gt;     print kwargs
 &gt;&gt;&gt;
 &gt;&gt;&gt; a(a=1)
-{a: 1}
+{'a': 1}
 &gt;&gt;&gt; a(value1=10, a=2)
-{value1: 10, a: 2}
+{'value1': 10, 'a': 2}
 				        </code></pre></p>
 
 						<p><code>**</code> pega somente os parâmetros que tem nome.</p>
@@ -706,10 +719,10 @@ Julio
 &gt;&gt;&gt;
 &gt;&gt;&gt; a(a=1)
 []
-{a: 1}
+{'a': 1}
 &gt;&gt;&gt; a(1, 2, 3, a=5)
 [1, 2, 3]
-{a: 5}
+{'a': 5}
 				        </code></pre></p>
 					</section>
 
@@ -722,6 +735,8 @@ Julio
 &gt;&gt;&gt;     print 'name = ', name
 &gt;&gt;&gt;     print 'kwargs =', kwargs
 				        </code></pre></p>
+
+						<p>Saída de uma chamada desta função fica a cargo do leitor.</p>
 					</section>
 
 					<section>
@@ -742,7 +757,7 @@ Julio
 &gt;&gt;&gt; def funcao(a, b, c):
 &gt;&gt;&gt;     return (a + b) / c
 &gt;&gt;&gt;
-&gt;&gt;&gt; params = {b: 2, c: 3, a:10}
+&gt;&gt;&gt; params = {'b': 2, 'c': 3, 'a':10}
 &gt;&gt;&gt; funcao(**params)
 				        </code></pre></p>
 					</section>
@@ -768,6 +783,25 @@ Julio
 &gt;&gt;&gt;
 				        </code></pre></p>
 					</section>
+
+					<section>
+						<p>Como funções são cidadãos de primeira classe e classes podem
+						ter funções injetadas, pode-se extender uma classe em tempo
+						de execução.</p>
+
+				        <p><pre><code data-trim>
+&gt;&gt;&gt; class A(object):
+&gt;&gt;&gt;     def __init__(self):
+&gt;&gt;&gt;         self.value = 10
+&gt;&gt;&gt;
+&gt;&gt;&gt; def show_name(self):
+&gt;&gt;&gt;     print 'Julio'
+&gt;&gt;&gt;
+&gt;&gt;&gt; a = A()
+&gt;&gt;&gt; a.show = show_name
+&gt;&gt;&gt; a.show()
+				        </code></pre></p>
+					</section>
 				</section>
 
 				<section>
@@ -865,7 +899,7 @@ Julio
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