* Add isort

* Apply isort on py files

* Fix circular import

* Fix format for notebooks

* Fix format

---------

Co-authored-by: Chi Wang <wang.chi@microsoft.com>

Tests that contain `if __name__ == "__main__":` now have a shebang line
and execute permission.

On April 2, 2024 the following API preview releases will be retired and will stop accepting API requests:

2023-03-15-preview
2023-06-01-preview
2023-07-01-preview
2023-08-01-preview

To avoid service disruptions, update to use the latest version 2024-02-15-preview.

https://review.learn.microsoft.com/en-us/azure/ai-services/openai/api-version-deprecation

* Validate the OpenAI API key format

Increase the amount of internal validation for OpenAI API keys. The intent is
to shorten the debugging loop in case of typos. The changes do *not* add
validation for Azure OpenAI API keys.

* Add the validation in `__init__` of `OpenAIClient`.

* Introduce the `MOCK_OPEN_AI_API_KEY` constant for testing.

*  Add unit test coverage for the `is_valid_api_key` function.

* Validate the OpenAI API key format

Increase the amount of internal validation for OpenAI API keys. The intent is
to shorten the debugging loop in case of typos. The changes do *not* add
validation for Azure OpenAI API keys.

* Add the validation in `__init__` of `OpenAIClient`.

* Introduce the `MOCK_OPEN_AI_API_KEY` constant for testing.

*Add unit test coverage for the `is_valid_api_key` function.

* Log a warning when register a default client fails.

* Validate the OpenAI API key format

Increase the amount of internal validation for OpenAI API keys. The intent is
to shorten the debugging loop in case of typos. The changes do *not* add
validation for Azure OpenAI API keys.

* Add the validation in `__init__` of `OpenAIClient`. We'll log a
  warning when the OpenAI API key isn't valid.

* Introduce the `MOCK_OPEN_AI_API_KEY` constant for testing.

* Add unit test coverage for the `is_valid_api_key` function.

* Check for OpenAI base_url before API key validation

---------

Co-authored-by: Chi Wang <wang.chi@microsoft.com>

* Added the ability to add tags to the OAI_CONFIG_LIST, and filter on them.

* Update openai_utils.py

Co-authored-by: Chi Wang <wang.chi@microsoft.com>

---------

Co-authored-by: Chi Wang <wang.chi@microsoft.com>

* Throw an explicit and proper error when someone asks to load the OAI_CONFIG_LIST, and it is missing.

* Updated to use pytest.raises. Added docstring. Updated some tests to not try to load the config_list when skipping OAI tests.

* Fixed wrong indentation in config_list_from_json, and updated test_utils to work with non-empty lists.

* Read key location from global constants.

* Added missingpath.

* Moved config_list_from_json to inside a skip check.

* Improve config_list_from_json
The `env_or_file` variabe can point to an
environment variable of file path.

* Update autogen/oai/openai_utils.py

Co-authored-by: Chi Wang <wang.chi@microsoft.com>

* Use "with" to open config file

* Remove unused.

* Remove accidental added file

---------

Co-authored-by: Eric Zhu <ekzhu@users.noreply.github.com>
Co-authored-by: Chi Wang <wang.chi@microsoft.com>

* openai base url default to None

* read from files when env vars exist

* fix for #762 ,get_config_list/oia assetion, docs, test

* Improved docstrings

* test_utils using fake data and temp files

* "Black" formatting applied

* Fix build (KEY_LOC and OAI_CONFIG_LIST as consts in test_client)

* Ramping up openai_utils coverage

* Missing parameter doc.

---------

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

* 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>

* FORMATTING

* UPDATE - OAI __init__.py

* ruff

* ADD - notebook covering oai API configuration options and their different purposes

* ADD openai util updates so that the function just assumes the same environment variable name for all models, also added functionality for adding API configurations like api_base etc.

* ADD - updates to config_list_from_dotenv and tests for openai_util testing, update example notebook

* UPDATE - added working config_list_from_dotenv() with passing tests, and updated notebook

* UPDATE - code and tests to potentially get around the window build permission error, used different method of producing temporary files

---------

Co-authored-by: Ward <award40@LAMU0CLP74YXVX6.uhc.com>