better solution using pop by Matt

fbkarsdorp · Jul 26, 2014 · 7981b50 · 7981b50
1 parent 8c95cbd
commit 7981b50
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/answerbook/Chapter 10 - Learning without Supervision.ipynb b/answerbook/Chapter 10 - Learning without Supervision.ipynb
@@ -1,7 +1,7 @@
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@@ -540,9 +540,8 @@
       "    \n",
       "    def merge(self, i, j):\n",
       "        # insert your code here\n",
-      "        self._clusters[i] = Cluster(self._n, self._clusters[i], self._clusters[j])\n",
+      "        self._clusters[i] = Cluster(self._n, self._clusters[i], self._clusters.pop(j))\n",
       "        self._n += 1\n",
-      "        del self._clusters[j]\n",
       "    \n",
       "    def __str__(self):\n",
       "        return '%s' % self._clusters[0]\n",