Improve: Token-In Token-Out Usage for RLHF (#2843)

docs/backend/structured_outputs.ipynb

@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Structured Outputs (JSON, Regex, EBNF)"
+    "# Structured Outputs"
    ]
   },
   {
@@ -43,6 +43,10 @@
     "    print_highlight,\n",
     ")\n",
     "import openai\n",
+    "import os\n",
+    "\n",
+    "os.environ[\"TOKENIZERS_PARALLELISM\"] = \"false\"\n",
+    "\n",
     "\n",
     "server_process = execute_shell_command(\n",
     "    \"python -m sglang.launch_server --model-path meta-llama/Meta-Llama-3.1-8B-Instruct --port 30000 --host 0.0.0.0 --grammar-backend xgrammar\"\n",