reorganize xgboost imports, add markdown on deleting endpoints

Author: andremoeller

sagemaker-spark/pyspark_mnist/xgboost_mnist.ipynb

@@ -55,11 +55,13 @@
    },
    "outputs": [],
    "source": [
+    "import os\n",
+    "\n",
     "from pyspark import SparkContext, SparkConf\n",
     "from pyspark.sql import SparkSession\n",
-    "import os\n",
-    "import sagemaker_pyspark\n",
+    "\n",
     "import sagemaker\n",
+    "import sagemaker_pyspark\n",
     "from sagemaker import get_execution_role\n",
     "\n",
     "sagemaker_session = sagemaker.Session()\n",
@@ -209,8 +211,8 @@
     "\n",
     "for cluster in range(10):\n",
     "    print('\\n\\n\\nCluster {}:'.format(int(cluster)))\n",
-    "    digits = [ img for l, img in zip(clusters, images) if int(l.prediction) == cluster ]\n",
-    "    height=((len(digits)-1)//5)+1\n",
+    "    digits=[ img for l, img in zip(clusters, images) if int(l.prediction) == cluster ]\n",
+    "    height=((len(digits) - 1) // 5) + 1\n",
     "    width=5\n",
     "    plt.rcParams[\"figure.figsize\"] = (width,height)\n",
     "    _, subplots = plt.subplots(height, width)\n",
@@ -223,6 +225,13 @@
     "    plt.show()"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "Since we don't need to make any more inferences, now we delete the endpoint:"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,