Langchain

What's Changed
* Harrison/image by hwchase17 in https://github.com/langchain-ai/langchain/pull/845
* Add base storage interface, 2 implementations and utility encoder by eyurtsev in https://github.com/langchain-ai/langchain/pull/8895
* Airbyte based loaders by flash1293 in https://github.com/langchain-ai/langchain/pull/8586
* scheduled tests GHA by baskaryan in https://github.com/langchain-ai/langchain/pull/8879
* Weaviate: adding auth example + fixing spelling in ReadME by mcantillon21 in https://github.com/langchain-ai/langchain/pull/8939
* Add id in error in tracer by hinthornw in https://github.com/langchain-ai/langchain/pull/8944
* document lcel fallbacks by baskaryan in https://github.com/langchain-ai/langchain/pull/8942
* Integrate Rockset as a chat history store by gadhagod in https://github.com/langchain-ai/langchain/pull/8940
* add instructions on integrating Log10 by arjunbansal in https://github.com/langchain-ai/langchain/pull/8938
* parent document retriever by hwchase17 in https://github.com/langchain-ai/langchain/pull/8941
* bump 259 by baskaryan in https://github.com/langchain-ai/langchain/pull/8951

New Contributors
* flash1293 made their first contribution in https://github.com/langchain-ai/langchain/pull/8586
* mcantillon21 made their first contribution in https://github.com/langchain-ai/langchain/pull/8939
* arjunbansal made their first contribution in https://github.com/langchain-ai/langchain/pull/8938

**Full Changelog**: https://github.com/langchain-ai/langchain/compare/v0.0.258...v0.0.259

What's Changed
* SQL use case docs by manuel-soria in https://github.com/langchain-ai/langchain/pull/8513
* Fixed a source for documents uploaded from GCS by lkuligin in https://github.com/langchain-ai/langchain/pull/8912
* Fixed inaccurate import in integrations:providers:bedrock documentation by Maurits-de-Groot in https://github.com/langchain-ai/langchain/pull/8915
* Update spec.py by xzy103 in https://github.com/langchain-ai/langchain/pull/8658
* Fix imports in awslambda docs by jhart0 in https://github.com/langchain-ai/langchain/pull/8916
* Add user_context to AmazonKendraRetriever by Mymoza in https://github.com/langchain-ai/langchain/pull/8869
* Automatically set docs appearance to system default by jacoblee93 in https://github.com/langchain-ai/langchain/pull/8924
* Fixes to the Nebula LLM Integration by dvonthenen in https://github.com/langchain-ai/langchain/pull/8918
* addition to docs at 'Store and reference chat history' by apurv101 in https://github.com/langchain-ai/langchain/pull/8910
* added filter kwarg to VectorStoreIndexWrapper query and query_with_so… by ChrisPappalardo in https://github.com/langchain-ai/langchain/pull/8844
* Fix typo in Vectara docs by 3eif in https://github.com/langchain-ai/langchain/pull/8925
* Remove Evaluation from Modules page by wawjchinawct in https://github.com/langchain-ai/langchain/pull/8926
* Improve query prompt of BGE embeddings by manmax31 in https://github.com/langchain-ai/langchain/pull/8908
* nit by baskaryan in https://github.com/langchain-ai/langchain/pull/8927
* Added consistent timeout for Vectara calls by ofermend in https://github.com/langchain-ai/langchain/pull/8892
* `PubMed` document loader by leo-gan in https://github.com/langchain-ai/langchain/pull/8893
* Relax Validation in Eval by hinthornw in https://github.com/langchain-ai/langchain/pull/8902
* fix: Resolve `AttributeError` in Google Cloud Enterprise Search retriever by holtskinner in https://github.com/langchain-ai/langchain/pull/8872
* new `tensoflow_datasets` document loader by leo-gan in https://github.com/langchain-ai/langchain/pull/8721
* Internal code deprecation API by eyurtsev in https://github.com/langchain-ai/langchain/pull/8763
* bump 258 by baskaryan in https://github.com/langchain-ai/langchain/pull/8932

New Contributors
* manuel-soria made their first contribution in https://github.com/langchain-ai/langchain/pull/8513
* Maurits-de-Groot made their first contribution in https://github.com/langchain-ai/langchain/pull/8915
* xzy103 made their first contribution in https://github.com/langchain-ai/langchain/pull/8658
* jhart0 made their first contribution in https://github.com/langchain-ai/langchain/pull/8916
* Mymoza made their first contribution in https://github.com/langchain-ai/langchain/pull/8869
* apurv101 made their first contribution in https://github.com/langchain-ai/langchain/pull/8910
* 3eif made their first contribution in https://github.com/langchain-ai/langchain/pull/8925
* wawjchinawct made their first contribution in https://github.com/langchain-ai/langchain/pull/8926

**Full Changelog**: https://github.com/langchain-ai/langchain/compare/v0.0.257...v0.0.258

What's Changed
* Add concurrency support for run_on_dataset by hinthornw in https://github.com/langchain-ai/langchain/pull/8841
* Fix/abstract add message by shibuiwilliam in https://github.com/langchain-ai/langchain/pull/8856
* Add BGE embeddings support by manmax31 in https://github.com/langchain-ai/langchain/pull/8848
* fix evaluation parse test by shibuiwilliam in https://github.com/langchain-ai/langchain/pull/8859
* JsonOutputFunctionParser: Fix mutation in place bug by eyurtsev in https://github.com/langchain-ai/langchain/pull/8758
* Add flush=True to stream examples by nfcampos in https://github.com/langchain-ai/langchain/pull/8862
* Fix colab link for extraction ntbk by rlancemartin in https://github.com/langchain-ai/langchain/pull/8878
* Introduce Nebula LLM to LangChain by dvonthenen in https://github.com/langchain-ai/langchain/pull/8876
* Add new parameter forced_decoder_ids to OpenAIWhisperParserLocal + small bug fix by idcore in https://github.com/langchain-ai/langchain/pull/8793
* Create ChatAnyscale by joshuasundance-swca in https://github.com/langchain-ai/langchain/pull/8770
* Fixes typo in documentation by Carsonthemonkey in https://github.com/langchain-ai/langchain/pull/8882
* Async RetryOutputParser, RetryWithErrorOutputParser and OutputFixingParser by Bennji94 in https://github.com/langchain-ai/langchain/pull/8776
* update metaphor docs by hwchase17 in https://github.com/langchain-ai/langchain/pull/8886
* when encountering error during fetch return "" in web_base.py by oegedijk in https://github.com/langchain-ai/langchain/pull/8753
* Fix metaphor install command in guide by jeffzwang in https://github.com/langchain-ai/langchain/pull/8888
* Make json output parser handle newlines inside markdown code blocks by bborn in https://github.com/langchain-ai/langchain/pull/8682
* Change default Metaphor search example to use prompt optimizer by jeffzwang in https://github.com/langchain-ai/langchain/pull/8890
* Allow to specify a custom loader for GcsFileLoader by lkuligin in https://github.com/langchain-ai/langchain/pull/8868
* Add: USearch Vector Store by ashvardanian in https://github.com/langchain-ai/langchain/pull/8835
* Adds Ollama as an LLM by jacoblee93 in https://github.com/langchain-ai/langchain/pull/8829
* bump 257 by baskaryan in https://github.com/langchain-ai/langchain/pull/8903

New Contributors
* manmax31 made their first contribution in https://github.com/langchain-ai/langchain/pull/8848
* dvonthenen made their first contribution in https://github.com/langchain-ai/langchain/pull/8876
* idcore made their first contribution in https://github.com/langchain-ai/langchain/pull/8793
* joshuasundance-swca made their first contribution in https://github.com/langchain-ai/langchain/pull/8770
* Carsonthemonkey made their first contribution in https://github.com/langchain-ai/langchain/pull/8882
* Bennji94 made their first contribution in https://github.com/langchain-ai/langchain/pull/8776
* oegedijk made their first contribution in https://github.com/langchain-ai/langchain/pull/8753
* ashvardanian made their first contribution in https://github.com/langchain-ai/langchain/pull/8835

**Full Changelog**: https://github.com/langchain-ai/langchain/compare/v0.0.256...v0.0.257

What's Changed
* feat(llms): add support for vLLM by mspronesti in https://github.com/langchain-ai/langchain/pull/8806
* Added chat history to codey models by lkuligin in https://github.com/langchain-ai/langchain/pull/8831
* add moderation example by hwchase17 in https://github.com/langchain-ai/langchain/pull/8718
* Add support for Xata as a vector store by tsg in https://github.com/langchain-ai/langchain/pull/8822
* bump 256 by baskaryan in https://github.com/langchain-ai/langchain/pull/8870

New Contributors
* mspronesti made their first contribution in https://github.com/langchain-ai/langchain/pull/8806
* tsg made their first contribution in https://github.com/langchain-ai/langchain/pull/8822

**Full Changelog**: https://github.com/langchain-ai/langchain/compare/v0.0.255...v0.0.256

What's Changed
* fix exception inconsistencies (8812) by hinthornw in https://github.com/langchain-ai/langchain/pull/8839
* Add Dist Metrics for String Distance Evaluation by hinthornw in https://github.com/langchain-ai/langchain/pull/8837
* Fix docs for Rockset by kwadhwa18 in https://github.com/langchain-ai/langchain/pull/8807
* 8786 Fixed: Callback handler disconnect in between by devilankur18 in https://github.com/langchain-ai/langchain/pull/8787
* Fix issue 7616 by paschembri in https://github.com/langchain-ai/langchain/pull/7617
* add example of memory and returning retrieved docs by hwchase17 in https://github.com/langchain-ai/langchain/pull/8830
* Fix typo in long_context_reorder.ipynb by eltociear in https://github.com/langchain-ai/langchain/pull/8811
* docs: Improvements on Mendable Search by nickscamara in https://github.com/langchain-ai/langchain/pull/8808
* Feature faiss delete by fqassemi in https://github.com/langchain-ai/langchain/pull/8135
* Async Recursive URL loader by proximal-phalanx in https://github.com/langchain-ai/langchain/pull/8502
* Harrison/as retriever docstring by hwchase17 in https://github.com/langchain-ai/langchain/pull/8840
* Fix invalid escape sequence warnings by aemr3 in https://github.com/langchain-ai/langchain/pull/8771
* MultiOn client toolkit update 2.0 by kitrak-rev in https://github.com/langchain-ai/langchain/pull/8750
* fix: overwrite stream for ChatOpenAI in runtime by viccao95 in https://github.com/langchain-ai/langchain/pull/8288
* bump 255 by baskaryan in https://github.com/langchain-ai/langchain/pull/8865

New Contributors
* kwadhwa18 made their first contribution in https://github.com/langchain-ai/langchain/pull/8807
* devilankur18 made their first contribution in https://github.com/langchain-ai/langchain/pull/8787
* fqassemi made their first contribution in https://github.com/langchain-ai/langchain/pull/8135
* proximal-phalanx made their first contribution in https://github.com/langchain-ai/langchain/pull/8502
* aemr3 made their first contribution in https://github.com/langchain-ai/langchain/pull/8771
* viccao95 made their first contribution in https://github.com/langchain-ai/langchain/pull/8288

**Full Changelog**: https://github.com/langchain-ai/langchain/compare/v0.0.254...v0.0.255

What's Changed
* added the embeddings part by balnarendrasapa in https://github.com/langchain-ai/langchain/pull/8805
* feat: expose Kendra result item id and document id as document metadata by wnleao in https://github.com/langchain-ai/langchain/pull/8796
* Update links on QA Use Case docs by snehil002 in https://github.com/langchain-ai/langchain/pull/8784
* Add missing test for retrievers self_query by shibuiwilliam in https://github.com/langchain-ai/langchain/pull/8783
* Improving the text of the invalid tool to list the available tools. by paulhager in https://github.com/langchain-ai/langchain/pull/8767
* Revert "Bagatur/nuclia (8404)" by baskaryan in https://github.com/langchain-ai/langchain/pull/8832
* Bagatur/revert revert nuclia by baskaryan in https://github.com/langchain-ai/langchain/pull/8833
* bump 254 by baskaryan in https://github.com/langchain-ai/langchain/pull/8834

New Contributors
* paulhager made their first contribution in https://github.com/langchain-ai/langchain/pull/8767

**Full Changelog**: https://github.com/langchain-ai/langchain/compare/v0.0.253...v0.0.254