adding deps for L3

Author: aamini

lab3/RL.ipynb

@@ -89,6 +89,10 @@
         "id": "EvdePP-VyVWp"
       },
       "source": [
+        "#Install some dependencies for visualizing the agents\n",
+        "!apt-get install -y xvfb python-opengl x11-utils > /dev/null 2>&1\n",
+        "!pip install gym pyvirtualdisplay scikit-video > /dev/null 2>&1\n",
+        "\n",
         "# Import Tensorflow 2.0\n",
         "%tensorflow_version 2.x\n",
         "import tensorflow as tf\n",