https://snippets.documatt.com/
Snippets - Sphinx reStructuredText and Markdown online preview and editor
Preview and edit reStructuredText or Markdown (MyST) documents online with Sphinx and Docutils without installing it.
online previewsnippetssphinxrestructuredtextmarkdown
https://mail.python.org/archives/list/doc-sig@python.org/message/WENVVE7NSQ5SVAXDME3WPO4LQVOEAG3A/
Mailman 3 rest-mode.el and more (was: Re: [Doc-SIG] reStructuredText: What a cool idea!!) - Doc-SIG...
and moremailmanrestmodeel
https://www.educative.io/courses/quick-start-full-stack-web-development/get-more-rest-making-changes
Document Python Code with reStructuredText and Sphinx
Learn to use reST markup language for Python docstrings and enhance your documentation with Sphinx including parameters, returns, and formatting.
python codedocumentrestructuredtextsphinx