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* 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

* redo sans examples

* style

* [doc porting] 2 docs

* [doc porting] 2 docs

* Apply suggestions from code review
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* Update docs/source/main_classes/deepspeed.mdx

* cleanup
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>