Use tf.io.gfile.Gfile() instead of open() to support uncompressed mod…

…el loading

PiperOrigin-RevId: 343830678

examples/colab/yamnet.ipynb

@@ -89,10 +89,7 @@
         "\n",
         "import matplotlib.pyplot as plt\n",
         "from IPython.display import Audio\n",
-        "from scipy.io import wavfile\n",
-        "\n",
-        "import os\n",
-        "os.environ[\"TFHUB_MODEL_LOAD_FORMAT\"] = \"COMPRESSED\""
+        "from scipy.io import wavfile"
       ]
     },
     {
@@ -140,7 +137,7 @@
         "def class_names_from_csv(class_map_csv_text):\n",
         "  \"\"\"Returns list of class names corresponding to score vector.\"\"\"\n",
         "  class_names = []\n",
-        "  with open(class_map_csv_text, newline='\\r\\n') as csvfile:\n",
+        "  with tf.io.gfile.GFile(class_map_csv_text) as csvfile:\n",
         "    reader = csv.DictReader(csvfile)\n",
         "    for row in reader:\n",
         "      class_names.append(row['display_name'])\n",