From eac91b60c90571c82a43843a6d709669a30a09dd Mon Sep 17 00:00:00 2001
From: Bagatur <22008038+baskaryan@users.noreply.github.com>
Date: Mon, 22 Jan 2024 11:17:32 -0800
Subject: [PATCH] docs: qa rag nit (#16400)

---
 .../docs/use_cases/question_answering/chat_history.ipynb | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/docs/docs/use_cases/question_answering/chat_history.ipynb b/docs/docs/use_cases/question_answering/chat_history.ipynb
index ffae5465de..0478fb846c 100644
--- a/docs/docs/use_cases/question_answering/chat_history.ipynb
+++ b/docs/docs/use_cases/question_answering/chat_history.ipynb
@@ -359,11 +359,20 @@
     "Here we've gone over how to add application logic for incorporating historical outputs, but we're still manually updating the chat history and inserting it into each input. In a real Q&A application we'll want some way of persisting chat history and some way of automatically inserting and updating it.\n",
     "\n",
     "For this we can use:\n",
+    "\n",
     "- [BaseChatMessageHistory](/docs/modules/memory/chat_messages/): Store chat history.\n",
     "- [RunnableWithMessageHistory](/docs/expression_language/how_to/message_history): Wrapper for an LCEL chain and a `BaseChatMessageHistory` that handles injecting chat history into inputs and updating it after each invocation.\n",
     "\n",
     "For a detailed walkthrough of how to use these classes together to create a stateful conversational chain, head to the [How to add message history (memory)](/docs/expression_language/how_to/message_history) LCEL page."
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "1f67a60a-0a31-4315-9cce-19c78d658f6a",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {