Minor text change (aimacode#957)

mkhalid1 · norvig · commit 8a6cb3d9443e · 2018-09-18T20:42:02.000-07:00
To make it more accurate.
diff --git a/agents.ipynb b/agents.ipynb
@@ -95,7 +95,7 @@
     "\n",
     "class Park(Environment):\n",
     "    def percept(self, agent):\n",
-    "        '''prints & return a list of things that are in our agent's location'''\n",
+    "        '''prints & return a list of things that are in our agent's surrounding environemnt'''\n",
     "        things = self.list_things_at(agent.location)\n",
     "        return things\n",
     "    \n",
