Duck types

gto76 · gto76 · commit 54db446de455 · 2020-03-11T12:02:11.000+01:00
diff --git a/README.md b/README.md
@@ -1093,7 +1093,7 @@ class MyComparable:
 ```python
 class MyHashable:
     def __init__(self, a):
-        self._a = copy.deepcopy(a)
+        self._a = a
     @property
     def a(self):
         return self._a
diff --git a/index.html b/index.html
@@ -1041,7 +1041,7 @@
 <li><strong>That is why Python automatically makes classes unhashable if you only implement eq().</strong></li>
 </ul><pre><code class="python language-python hljs"><span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">MyHashable</span>:</span>
     <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">__init__</span><span class="hljs-params">(self, a)</span>:</span>
-        self._a = copy.deepcopy(a)
+        self._a = a
 <span class="hljs-meta">    @property</span>
     <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">a</span><span class="hljs-params">(self)</span>:</span>
         <span class="hljs-keyword">return</span> self._a
