cookbook/qa_citations.ipynb

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   "cell_type": "markdown",
   "id": "9b5c258f",
   "metadata": {},
   "source": [
    "# Citing retrieval sources\n",
    "\n",
    "This notebook shows how to use OpenAI functions ability to extract citations from text."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "eae4ca3e",
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "/Users/harrisonchase/.pyenv/versions/3.9.1/envs/langchain/lib/python3.9/site-packages/deeplake/util/check_latest_version.py:32: UserWarning: A newer version of deeplake (3.6.4) is available. It's recommended that you update to the latest version using `pip install -U deeplake`.\n",
      "  warnings.warn(\n"
     ]
    }
   ],
   "source": [
    "from langchain.chains import create_citation_fuzzy_match_chain\n",
    "from langchain_openai import ChatOpenAI"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "2c6e62ee",
   "metadata": {},
   "outputs": [],
   "source": [
    "question = \"What did the author do during college?\"\n",
    "context = \"\"\"\n",
    "My name is Jason Liu, and I grew up in Toronto Canada but I was born in China.\n",
    "I went to an arts highschool but in university I studied Computational Mathematics and physics. \n",
    "As part of coop I worked at many companies including Stitchfix, Facebook.\n",
    "I also started the Data Science club at the University of Waterloo and I was the president of the club for 2 years.\n",
    "\"\"\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "078e0300",
   "metadata": {},
   "outputs": [],
   "source": [
    "llm = ChatOpenAI(temperature=0, model=\"gpt-3.5-turbo-0613\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "02cad6d0",
   "metadata": {},
   "outputs": [],
   "source": [
    "chain = create_citation_fuzzy_match_chain(llm)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "e3c6e7ba",
   "metadata": {},
   "outputs": [],
   "source": [
    "result = chain.run(question=question, context=context)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "6f7615f2",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "question='What did the author do during college?' answer=[FactWithEvidence(fact='The author studied Computational Mathematics and physics in university.', substring_quote=['in university I studied Computational Mathematics and physics']), FactWithEvidence(fact='The author started the Data Science club at the University of Waterloo and was the president of the club for 2 years.', substring_quote=['started the Data Science club at the University of Waterloo', 'president of the club for 2 years'])]\n"
     ]
    }
   ],
   "source": [
    "print(result)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "3be6f366",
   "metadata": {},
   "outputs": [],
   "source": [
    "def highlight(text, span):\n",
    "    return (\n",
    "        \"...\"\n",
    "        + text[span[0] - 20 : span[0]]\n",
    "        + \"*\"\n",
    "        + \"\\033[91m\"\n",
    "        + text[span[0] : span[1]]\n",
    "        + \"\\033[0m\"\n",
    "        + \"*\"\n",
    "        + text[span[1] : span[1] + 20]\n",
    "        + \"...\"\n",
    "    )"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "636c4528",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Statement: The author studied Computational Mathematics and physics in university.\n",
      "Citation: ...arts highschool but *\u001b[91min university I studied Computational Mathematics and physics\u001b[0m*. \n",
      "As part of coop I...\n",
      "\n",
      "Statement: The author started the Data Science club at the University of Waterloo and was the president of the club for 2 years.\n",
      "Citation: ...x, Facebook.\n",
      "I also *\u001b[91mstarted the Data Science club at the University of Waterloo\u001b[0m* and I was the presi...\n",
      "Citation: ...erloo and I was the *\u001b[91mpresident of the club for 2 years\u001b[0m*.\n",
      "...\n",
      "\n"
     ]
    }
   ],
   "source": [
    "for fact in result.answer:\n",
    "    print(\"Statement:\", fact.fact)\n",
    "    for span in fact.get_spans(context):\n",
    "        print(\"Citation:\", highlight(context, span))\n",
    "    print()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "8409cab0",
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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