slackbuilds/libraries/python3-PyYAML
..
README
python3-PyYAML.SlackBuild
python3-PyYAML.info
slack-desc

README

pyyaml (YAML parser and emitter for Python)

YAML is a data serialization  format  designed for  human readability
and interaction with scripting languages. PyYAML is a YAML parser and
emitter for Python.

This builds the python3 version of PyYAML. It is safe to install this
on a system that has the SBo's PyYAML (python2) package installed.