01_Hello_Langchain/Hello_Langchain.ipynb

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      "authorship_tag": "ABX9TyPlnXQSa14sK6jqVM6IBQr7",
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      "cell_type": "markdown",
      "metadata": {
        "id": "view-in-github",
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      "source": [
        "<a href=\"https://colab.research.google.com/github/sugarforever/wtf-langchain/blob/main/01_Hello_Langchain/Hello_Langchain.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
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      "metadata": {
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      "source": [
        "!pip install langchain==0.0.235 openai"
      ]
    },
    {
      "cell_type": "code",
      "source": [
        "from langchain.chat_models import ChatOpenAI\n",
        "from langchain.schema import HumanMessage\n",
        "\n",
        "import os\n",
        "os.environ['OPENAI_API_KEY'] = '您的有效OpenAI API Key'\n",
        "\n",
        "chat = ChatOpenAI(temperature=0)\n",
        "response = chat([ HumanMessage(content=\"Hello Langchain!\") ])\n",
        "print(response)"
      ],
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        "outputId": "f0f35ba0-48e2-439c-f754-2862884ad049"
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      "execution_count": 3,
      "outputs": [
        {
          "output_type": "stream",
          "name": "stdout",
          "text": [
            "content='Hello! How can I assist you today?' additional_kwargs={} example=False\n"
          ]
        }
      ]
    }
  ]
}