Fixed issue aimacode#700 (aimacode#701)

Rishav1 · norvig · commit 7c5bcdda2563 · 2018-01-28T19:03:43.000-08:00
diff --git a/search-4e.ipynb b/search-4e.ipynb
@@ -825,6 +825,7 @@
     "    def __init__(self, initial, LIFO=False):\n",
     "        \"\"\"Initialize Frontier with an initial Node.\n",
     "        If LIFO is True, pop from the end first; otherwise from front first.\"\"\"\n",
+    "        super(FrontierQ, self).__init__()\n",
     "        self.LIFO = LIFO\n",
     "        self.add(initial)\n",
     "    \n",
