Package updates, more Ollama, fixes

week5/day4.5.ipynb

@@ -214,7 +214,9 @@
    "source": [
     "## Visualizing the Vector Store\n",
     "\n",
-    "Let's take a minute to look at the documents and their embedding vectors to see what's going on."
+    "Let's take a minute to look at the documents and their embedding vectors to see what's going on.\n",
+    "\n",
+    "(As a sidenote, what we're really looking at here is the distribution of the Vectors generated by OpenAIEmbeddings, retrieved from FAISS. So there's no surprise that they look the same whether they are \"from\" FAISS or Chroma.)"
    ]
   },
   {
@@ -326,6 +328,17 @@
     "print(result[\"answer\"])"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "987dadc5-5d09-4059-8f2e-733d66ecc696",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "memory = ConversationBufferMemory(memory_key='chat_history', return_messages=True)\n",
+    "conversation_chain = ConversationalRetrievalChain.from_llm(llm=llm, retriever=retriever, memory=memory)"
+   ]
+  },
   {
    "cell_type": "markdown",
    "id": "bbbcb659-13ce-47ab-8a5e-01b930494964",
@@ -387,7 +400,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.10"
+   "version": "3.11.11"
   }
  },
  "nbformat": 4,