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https://github.com/GoogleCloudPlatform/generative-ai/blob/main/language/orchestration/langchain/intro_langchain_palm_api.ipynb 
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    at sa.program_ (https://ssl.gstatic.com/colaboratory-static/common/0b1e1d33f4af18a2c1f2760b1379e93a/external_binary.js:2600:436)
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    at sa.next_ (https://ssl.gstatic.com/colaboratory-static/common/0b1e1d33f4af18a2c1f2760b1379e93a/external_binary.js:15:196)
    at oaa.next (https://ssl.gstatic.com/colaboratory-static/common/0b1e1d33f4af18a2c1f2760b1379e93a/external_binary.js:18:48)
    at b (https://ssl.gstatic.com/colaboratory-static/common/0b1e1d33f4af18a2c1f2760b1379e93a/external_binary.js:18:309)
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