func main lang:Markdown path:libs/langchain/README.md · langchain-ai/langchain

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## 🤔 What is this?
Legacy chains, `langchain-community` re-exports, indexing API, deprecated functionality, and more.
In most cases, you should be using the main [`langchain`](https://pypi.org/project/langchain/) package.

· · ·

In most cases, you should be using the main [`langchain`](https://pypi.org/project/langchain/) package.
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