Akhil Vempali

Hey added a fix for it in this PR. SQLAlchemy support for `Mapped` is from v1.4. https://github.com/hwchase17/langchain/pull/3716. Meanwhile you can simply upgrade your SQLAlchemy package to 1.4

@hwchase17 I did add the docs, but it also shows some unwanted metadata from python notebooks, not sure how to remove it.

@jiyuanq This [article](https://huggingface.co/blog/hf-bitsandbytes-integration#is-it-faster-than-native-models) mentions that it was tested to be ~20% slower for the BLOOM model, not sure otherwise. @Narsil once the GPTQ change gets merged I am assuming I...