lite format for Structured Data within PlainText?

is a straightforward machine parsable data serialization format designed for human readability and interaction with scripting languages such as Perl and Python. YAML is optimized for data serialization, configuration settings, log files, Internet messaging and filtering. Alternative to XML, RDF.


example: http://www.yaml.org/start.html

Syck implementation http://whytheluckystiff.net/syck/

Python implementation http://iron.cx/yaml/

Wiki http://yaml.freepan.org/

Jan'2006 update - esp Syck/PySyck http://redhanded.hobix.com/inspect/languageHoppingWithYaml.html

Use it as "header" for data complementing a Markdown body-text within a PlainText file/node?

R-Markdown: https://zsmith27.github.io/rmarkdown_crash-course/lesson-4-yaml-headers.html A YAML header contains YAML arguments, such as “title”, “author”, and “output”, demarcated by three dashes (—) on either end.

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