GitLab

* First draft, still missing automatic function conversion

* First draft of the automatic schema generator

* Lots of small fixes

* the walrus has betrayed me

* please stop committing your debug breakpoints

* Lots of cleanup and edge cases, looking better now

* Comments and bugfixes for the type hint parser

* More cleanup

* Add tests, update schema generator

* Update tests, proper handling of return values

* Small docstring change

* More doc updates

* More doc updates

* Add json_schema decorator

* Clean up the TODOs and finish the docs

* self.maxDiff = None to see the whole diff for the nested list test

* add import for add_json_schema

* Quick test fix

* Fix something that was bugging me in the chat template docstring

* Less "anyOf" when unnecessary

* Support return types for the templates that need them

* Proper return type tests

* Switch to Google format docstrings

* Update chat templating docs to match new format

* Stop putting the return type in with the other parameters

* Add Tuple support

* No more decorator - we just do it implicitly!

* Add enum support to get_json_schema

* Update docstring

* Add copyright header

* Update src/transformers/tokenization_utils_base.py
Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>

* Update docs/source/en/chat_templating.md
Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>

* Update src/transformers/utils/chat_template_utils.py
Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>

* Update src/transformers/utils/chat_template_utils.py
Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>

* Add copyright header

* make fixup

* Fix indentation

* Reformat chat_template_utils

* Correct return value

* Make regexes module-level

* Support more complex, multi-line arg docstrings

* Update error message for ...

* Update ruff

* Add document type validation

* Refactor docs

* Refactor docs

* Refactor docs

* Clean up Tuple error

* Add an extra test for very complex defs and docstrings and clean everything up for it

* Document enum block

* Quick test fixes

* Stop supporting type hints in docstring to fix bugs and simplify the regex

* Update docs for the regex change

* Clean up enum regex

* Wrap functions in {"type": "function", "function": ...}

* Update src/transformers/utils/chat_template_utils.py
Co-authored-by: Pablo Montalvo <39954772+molbap@users.noreply.github.com>

* Temporary tool calling commit

* Add type hints to chat template utils, partially update docs (incomplete!)

* Code cleanup based on @molbap's suggestion

* Add comments to explain regexes

* Fix up type parsing for unions and lists

* Add custom exception types and adjust tests to look for them

* Update docs with a demo!

* Docs cleanup

* Pass content as string

* Update tool call formatting

* Update docs with new function format

* Update docs

* Update docs with a second tool to show the model choosing correctly

---------
Co-authored-by: amyeroberts <22614925+amyeroberts@users.noreply.github.com>
Co-authored-by: Pablo Montalvo <39954772+molbap@users.noreply.github.com>