* add function decorator to converasble agent

* polishing

* polishing

* added function decorator to the notebook with async function calls

* added support for return type hint and JSON encoding of returned value if needed

* polishing

* polishing

* refactored async case

* Python 3.8 support added

* polishing

* polishing

* missing docs added

* refacotring and changes as requested

* getLogger

* documentation added

* test fix

* test fix

* added testing of agentchat_function_call_currency_calculator.ipynb to test_notebook.py

* added support for Pydantic parameters in function decorator

* polishing

* Update website/docs/Use-Cases/agent_chat.md

Co-authored-by: Li Jiang <bnujli@gmail.com>

* Update website/docs/Use-Cases/agent_chat.md

Co-authored-by: Li Jiang <bnujli@gmail.com>

* fixes problem with logprob parameter in openai.types.chat.chat_completion.Choice added by openai version 1.5.0

* get 100% code coverage on code added

* updated docs

* default values added to JSON schema

* serialization using json.dump() add for values not string or BaseModel

* added limit to openai version because of breaking changes in 1.5.0

* added line-by-line comments in docs to explain the process

* polishing

---------

Co-authored-by: Eric Zhu <ekzhu@users.noreply.github.com>
Co-authored-by: Li Jiang <bnujli@gmail.com>

* copy dicts before modifying

* update notebooks

* update notebooks

* close #567

* api_base -> base_url (#383)

* InvalidRequestError -> BadRequestError (#389)

* remove api_key_path; close #388

* close #402 (#403)

* openai client (#419)

* openai client

* client test

* _client -> client

* _client -> client

* extra kwargs

* Completion -> client (#426)

* Completion -> client

* Completion -> client

* Completion -> client

* Completion -> client

* support aoai

* fix test error

* remove commented code

* support aoai

* annotations

* import

* reduce test

* skip test

* skip test

* skip test

* debug test

* rename test

* update workflow

* update workflow

* env

* py version

* doc improvement

* docstr update

* openai<1

* add tiktoken to dependency

* filter_func

* async test

* dependency

* migration guide (#477)

* migration guide

* change in kwargs

* simplify header

* update optigude description

* deal with azure gpt-3.5

* add back test_eval_math_responses

* timeout

* Add back tests for RetrieveChat (#480)

* Add back tests for RetrieveChat

* Fix format

* Update dependencies order

* Fix path

* Fix path

* Fix path

* Fix tests

* Add not run openai on MacOS or Win

* Update skip openai tests

* Remove unnecessary dependencies, improve format

* Add py3.8 for testing qdrant

* Fix multiline error of windows

* Add openai tests

* Add dependency mathchat, remove unused envs

* retrieve chat is tested

* bump version to 0.2.0b1

---------

Co-authored-by: Li Jiang <bnujli@gmail.com>

* fix typo

* wording

* typo

* fix bug for windows

* fix bug for windows

* more clear example

* link to example

* add test

* format

* comment

* fix assertion error

* fix test error and links

---------

Co-authored-by: Chi Wang (MSR) <chiw@microsoft.com>