Add YAML file converter to MarkItDown

[Aditya Kumar (Aditya-k63)]

Summary

Adds a YAML file converter to MarkItDown that converts .yaml and .yml files to Markdown.

Features

• Simple key-value pairs render as labeled blocks (**key:** value)
• Nested mappings preserve hierarchy with bold labels
• Sequences of mappings with uniform keys render as Markdown tables
• Lists of scalars use bullet points
• Multiple documents separated by --- are handled in order
• YAML anchors and aliases are resolved
• Flow mappings and sequences are supported
• Empty files, scalars, deep nesting, multiline strings, and special characters handled

Files changed

• packages/markitdown/src/markitdown/converters/_yaml_converter.py — new converter
• packages/markitdown/src/markitdown/converters/__init__.py — register YamlConverter
• packages/markitdown/src/markitdown/_markitdown.py — import and register YamlConverter

[Aditya Kumar (Aditya-k63)]

@microsoft-github-policy-service agree