Langchain

What's Changed
* memory docs by hwchase17 in https://github.com/hwchase17/langchain/pull/1501
* fix `ChatOpenAI.agenerate` by agola11 in https://github.com/hwchase17/langchain/pull/1504
* add fake embeddings class by hwchase17 in https://github.com/hwchase17/langchain/pull/1503
* Fix link to Pinecone notebook by tomdyson in https://github.com/hwchase17/langchain/pull/1492
* Harrison/fix text splitter by hwchase17 in https://github.com/hwchase17/langchain/pull/1511
* add return source docs by hwchase17 in https://github.com/hwchase17/langchain/pull/1515
* Harrison/rtd loader by hwchase17 in https://github.com/hwchase17/langchain/pull/1513
* allow passing of messages into prompt template by hwchase17 in https://github.com/hwchase17/langchain/pull/1505
* changed requests.run to requests.get by tomatyss in https://github.com/hwchase17/langchain/pull/1485
* add concept of prompt collection by hwchase17 in https://github.com/hwchase17/langchain/pull/1507
* Harrison/bumpver104 by hwchase17 in https://github.com/hwchase17/langchain/pull/1525

New Contributors
* tomdyson made their first contribution in https://github.com/hwchase17/langchain/pull/1492
* tomatyss made their first contribution in https://github.com/hwchase17/langchain/pull/1485

**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.103...v0.0.104

What's Changed
* Allow no token limit for ChatGPT API by kahkeng in https://github.com/hwchase17/langchain/pull/1481
* Harrison/memory refactor by hwchase17 in https://github.com/hwchase17/langchain/pull/1478
* Harrison/chat memory by hwchase17 in https://github.com/hwchase17/langchain/pull/1495
* change to baselanguagemodel by hwchase17 in https://github.com/hwchase17/langchain/pull/1496
* bump version to 103 by hwchase17 in https://github.com/hwchase17/langchain/pull/1498


**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.102...v0.0.103

What's Changed
* fix always verbose on summarization checker by timothyasp in https://github.com/hwchase17/langchain/pull/1440
* Change method to calculate number of tokens for OpenAIChat by juankysoriano in https://github.com/hwchase17/langchain/pull/1457
* (rfc) chat models by hwchase17 in https://github.com/hwchase17/langchain/pull/1424
* bump version to 102 by hwchase17 in https://github.com/hwchase17/langchain/pull/1471

New Contributors
* juankysoriano made their first contribution in https://github.com/hwchase17/langchain/pull/1457

**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.101...v0.0.102

What's Changed
* Minor documentation update in initialize_agent by eyurtsev in https://github.com/hwchase17/langchain/pull/1397
* [Docs] Add missing word from prompt docs by jonluca in https://github.com/hwchase17/langchain/pull/1406
* fix sql misinterpretation of % in query by jzluo in https://github.com/hwchase17/langchain/pull/1408
* [docs] fix minor import error by timothyasp in https://github.com/hwchase17/langchain/pull/1425
* searx: add install instructions, update doc and notebooks by blob42 in https://github.com/hwchase17/langchain/pull/1420
* Add PyMuPDF PDF loader by timothyasp in https://github.com/hwchase17/langchain/pull/1426
* Fix type hint of 'vectorstore_cls' arg in `SemanticSimilarityExampleSelector` by ktanaka101 in https://github.com/hwchase17/langchain/pull/1427
* Update huggingface_datasets.ipynb by eltociear in https://github.com/hwchase17/langchain/pull/1417
* Fix an unusual issue that occurs when using OpenAIChat for llm_math by pengqu123 in https://github.com/hwchase17/langchain/pull/1410
* Harrison/similarity search chroma by hwchase17 in https://github.com/hwchase17/langchain/pull/1434
* Harrison/simple memory by hwchase17 in https://github.com/hwchase17/langchain/pull/1435
* cr by hwchase17 in https://github.com/hwchase17/langchain/pull/1436

New Contributors
* jonluca made their first contribution in https://github.com/hwchase17/langchain/pull/1406
* ktanaka101 made their first contribution in https://github.com/hwchase17/langchain/pull/1427

**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.100...v0.0.101

What's Changed
* Update examples to prevent confusing missing _type warning by jasongill in https://github.com/hwchase17/langchain/pull/1391
* Return Cohere embeddings as lists of floats by kacperlukawski in https://github.com/hwchase17/langchain/pull/1394
* Allow the regular openai class to be used for ChatGPT models by nfcampos in https://github.com/hwchase17/langchain/pull/1393


**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.99...v0.0.100

What's Changed
* Fix the openaichat example by yakigac in https://github.com/hwchase17/langchain/pull/1377
* Harrison/summarizer chain by hwchase17 in https://github.com/hwchase17/langchain/pull/1356
* Harrison/track token usage by hwchase17 in https://github.com/hwchase17/langchain/pull/1382
* Bug: Fix Python version validation in PythonAstREPLTool by ryandao in https://github.com/hwchase17/langchain/pull/1373
* Minor grammatical fixes by lakshyaag in https://github.com/hwchase17/langchain/pull/1325
* add async and streaming support to `OpenAIChat` by agola11 in https://github.com/hwchase17/langchain/pull/1378
* remove limit clause from prompt for compatibility with ms sql server by fpingham in https://github.com/hwchase17/langchain/pull/1385
* Add Qdrant named arguments by kacperlukawski in https://github.com/hwchase17/langchain/pull/1386
* Add `recursive` parameter to `DirectoryLoader` by kacperlukawski in https://github.com/hwchase17/langchain/pull/1389
* bump version to 0.0.99 by hwchase17 in https://github.com/hwchase17/langchain/pull/1390

New Contributors
* ryandao made their first contribution in https://github.com/hwchase17/langchain/pull/1373
* lakshyaag made their first contribution in https://github.com/hwchase17/langchain/pull/1325

**Full Changelog**: https://github.com/hwchase17/langchain/compare/v0.0.98...v0.0.99