diff --git a/ch17/ch17_part1.ipynb b/ch17/ch17_part1.ipynb
index 083d5285..87c8de06 100644
--- a/ch17/ch17_part1.ipynb
+++ b/ch17/ch17_part1.ipynb
@@ -335,13 +335,13 @@
     }
    ],
    "source": [
-    "import tensorflow as tf\n",
-    "print(tf.__version__)\n",
+    "#import tensorflow as tf\n",
+    "#print(tf.__version__)\n",
     "\n",
-    "print(\"GPU Available:\", tf.test.is_gpu_available())\n",
+    "#print(\"GPU Available:\", tf.test.is_gpu_available())\n",
     "\n",
-    "device_name = tf.test.gpu_device_name()\n",
-    "print(device_name)"
+    "#device_name = tf.test.gpu_device_name()\n",
+    "#print(device_name)"
    ]
   },
   {
@@ -370,8 +370,8 @@
     }
    ],
    "source": [
-    "from google.colab import drive\n",
-    "drive.mount('/content/drive/')"
+    "#from google.colab import drive\n",
+    "#drive.mount('/content/drive/')"
    ]
   },
   {