GitLab

* Updates the default branch from master to main

* Links from `master` to `main`

* Typo

* Update examples/flax/README.md
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* ✨ refactor code samples with framework-specific blocks

* ✨ update training.mdx

* 🖍 apply feedback

* Update training.mdx

Fixed Error Raised Due to Wrongly Accessing Training Sample

* Ran make style

* Revert to Old Commit

* Apply suggestions from code review
Co-authored-by: Suraj Patil <surajp815@gmail.com>

* add fine-tune tutorial

* make edits, fix style

* 📝 make edits

* 🖍 fix code format links to external libraries

* 🔄revert code formatting

* 🖍 use DefaultDataCollator instead of DataCollatorWithPadding

* Fix bad examples

* Add black formatting to style_doc

* Use first nonempty line

* Put it at the right place

* Don't add spaces to empty lines

* Better templates

* Deal with triple quotes in docstrings

* Result of style_doc

* Enable mdx treatment and fix code examples in MDXs

* Result of doc styler on doc source files

* Last fixes

* Break copy from

* Convert a few docs

* And another

* Last tutorials

* New syntax for colab links

* Convert a few docs

* And another

* Last tutorials

* New syntax for colab links