Duck types

README.md

@@ -1183,7 +1183,7 @@ class Counter:
 
 ### Callable
 * **All functions and classes have a call() method, hence are callable.**
-* **To check if object is callable use `'callable(<obj>)'`, `'isinstance(<obj>, collections.abc.Callable)'`, or `'isinstance(<obj>, typing.Callable)'`.**
+* **Use `'callable(<obj>)'` or `'isinstance(<obj>, collections.abc.Callable)'` to check if object is callable.**
 * **When this cheatsheet uses `'<function>'` as an argument, it means `'<callable>'`.**
 ```python
 class Counter:

index.html

@@ -998,7 +998,7 @@ Z = dataclasses.make_dataclass(<span class="hljs-string">'Z'</span>, [<span clas
 <li><strong>File objects returned by the <a href="#open">open()</a> function, etc.</strong></li>
 </ul><div><h3 id="callable">Callable</h3><ul>
 <li><strong>All functions and classes have a call() method, hence are callable.</strong></li>
-<li><strong>To check if object is callable use <code class="python hljs"><span class="hljs-string">'callable(&lt;obj&gt;)'</span></code>, <code class="python hljs"><span class="hljs-string">'isinstance(&lt;obj&gt;, collections.abc.Callable)'</span></code>, or <code class="python hljs"><span class="hljs-string">'isinstance(&lt;obj&gt;, typing.Callable)'</span></code>.</strong></li>
+<li><strong>Use <code class="python hljs"><span class="hljs-string">'callable(&lt;obj&gt;)'</span></code> or <code class="python hljs"><span class="hljs-string">'isinstance(&lt;obj&gt;, collections.abc.Callable)'</span></code> to check if object is callable.</strong></li>
 <li><strong>When this cheatsheet uses <code class="python hljs"><span class="hljs-string">'&lt;function&gt;'</span></code> as an argument, it means <code class="python hljs"><span class="hljs-string">'&lt;callable&gt;'</span></code>.</strong></li>
 </ul><pre><code class="python language-python hljs"><span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">Counter</span>:</span>
     <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">__init__</span><span class="hljs-params">(self)</span>:</span>