Langchain

What's Changed
* update notebook and make backwards compatible by hwchase17 in https://github.com/hwchase17/langchain/pull/772
* Add missing verb by wunderalbert in https://github.com/hwchase17/langchain/pull/768
* Suggestions for better debugging by amosjyng in https://github.com/hwchase17/langchain/pull/765
* increase text-davinci-003 contextsize to 4097 by wskish in https://github.com/hwchase17/langchain/pull/748
* Harrison/add to search by hwchase17 in https://github.com/hwchase17/langchain/pull/778
* Harrison/hf pipeline by hwchase17 in https://github.com/hwchase17/langchain/pull/780
* Harrison/refactor agent by hwchase17 in https://github.com/hwchase17/langchain/pull/781
* add model kwargs to handle stop token from cohere by hwchase17 in https://github.com/hwchase17/langchain/pull/773
* fixing bash util by hwchase17 in https://github.com/hwchase17/langchain/pull/779
* Sql prompt improvement by fpingham in https://github.com/hwchase17/langchain/pull/787
* Sample row in table info for SQLDatabase (769) by hwchase17 in https://github.com/hwchase17/langchain/pull/782
* Harrison/fix caching bug by hwchase17 in https://github.com/hwchase17/langchain/pull/788
* Harrison/tool decorator by hwchase17 in https://github.com/hwchase17/langchain/pull/790
* bump version to 0074 by hwchase17 in https://github.com/hwchase17/langchain/pull/791

New Contributors
* wunderalbert made their first contribution in https://github.com/hwchase17/langchain/pull/768
* wskish made their first contribution in https://github.com/hwchase17/langchain/pull/748

**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.73...v0.0.74

What's Changed
* pass kwargs and bump by hwchase17 in https://github.com/hwchase17/langchain/pull/770


**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.72...v0.0.73

What's Changed
* Add type information for crawler.py by rowillia in https://github.com/hwchase17/langchain/pull/738
* Add params to reduce K dynamically to reduce it below token limit by Who828 in https://github.com/hwchase17/langchain/pull/739
* Upper bound on number of iterations by fpingham in https://github.com/hwchase17/langchain/pull/754
* add prompt type by hwchase17 in https://github.com/hwchase17/langchain/pull/730
* (wip) Harrison/serialize agents by hwchase17 in https://github.com/hwchase17/langchain/pull/725
* add loading chains from hub by hwchase17 in https://github.com/hwchase17/langchain/pull/757
* output parser serialization by hwchase17 in https://github.com/hwchase17/langchain/pull/758
* load agents from hub by hwchase17 in https://github.com/hwchase17/langchain/pull/759
* Harrison/serialize from llm and tools by hwchase17 in https://github.com/hwchase17/langchain/pull/760
* Serialize all the chains! by sjwhitmore in https://github.com/hwchase17/langchain/pull/761
* add docs for loading from hub by hwchase17 in https://github.com/hwchase17/langchain/pull/763
* bump version to 0072 by hwchase17 in https://github.com/hwchase17/langchain/pull/767

New Contributors
* rowillia made their first contribution in https://github.com/hwchase17/langchain/pull/738

**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.71...v0.0.72

What's Changed
* add tracing support to langchain by agola11 in https://github.com/hwchase17/langchain/pull/741
* bump version to 0071 by hwchase17 in https://github.com/hwchase17/langchain/pull/755


**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.70...v0.0.71

What's Changed
* clarify use cases by hwchase17 in https://github.com/hwchase17/langchain/pull/711
* Hotfix: Qdrant.from_text embeddings by kacperlukawski in https://github.com/hwchase17/langchain/pull/713
* Convert numpy arrays to lists in HuggingFaceEmbeddings by kacperlukawski in https://github.com/hwchase17/langchain/pull/714
* Add namespace to Pinecone.from_index by feynmanliang in https://github.com/hwchase17/langchain/pull/716
* Fix not imported 'validator' by shanginn in https://github.com/hwchase17/langchain/pull/715
* fix a url by I-E-E-E in https://github.com/hwchase17/langchain/pull/719
* fix typos in readme and text splitter docs by samheutmaker in https://github.com/hwchase17/langchain/pull/720
* Harrison/serialize llm chain by hwchase17 in https://github.com/hwchase17/langchain/pull/671
* move hyde into chains by scadEfUr in https://github.com/hwchase17/langchain/pull/728
* add stop to stream by hwchase17 in https://github.com/hwchase17/langchain/pull/729
* Harrison/generate blog post by hwchase17 in https://github.com/hwchase17/langchain/pull/732
* Fix sqlalchemy warnings when running tests by amosjyng in https://github.com/hwchase17/langchain/pull/733
* Hotfix: distance_func and collection_name must not be in kwargs by fpingham in https://github.com/hwchase17/langchain/pull/735
* Harrison/backwards compat by hwchase17 in https://github.com/hwchase17/langchain/pull/740
* bump version to 0.0.70 by hwchase17 in https://github.com/hwchase17/langchain/pull/744

New Contributors
* shanginn made their first contribution in https://github.com/hwchase17/langchain/pull/715
* I-E-E-E made their first contribution in https://github.com/hwchase17/langchain/pull/719
* samheutmaker made their first contribution in https://github.com/hwchase17/langchain/pull/720

**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.69...v0.0.70

What's Changed
* remove legacy embedding model name by scottleibrand in https://github.com/hwchase17/langchain/pull/703
* langchain hub docs by hwchase17 in https://github.com/hwchase17/langchain/pull/704
* docs: Update vector_db_qa_with_sources.ipynb by nickscamara in https://github.com/hwchase17/langchain/pull/706
* Fix typo by feynmanliang in https://github.com/hwchase17/langchain/pull/705
* bump version to 0069 by hwchase17 in https://github.com/hwchase17/langchain/pull/710

New Contributors
* feynmanliang made their first contribution in https://github.com/hwchase17/langchain/pull/705

**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.68...v0.0.69