# `mustangostang/spyc` WP-CLI fork This is a fork of the [`mustangostang/spyc`](https://github.com/mustangostang/spyc) package, under a different name to avoid potential security issues. See [`wp-cli/wp-cli#4017`](https://github.com/wp-cli/wp-cli/issues/4017) for more information. **_Original documentation follows below:_** --- **Spyc** is a YAML loader/dumper written in pure PHP. Given a YAML document, Spyc will return an array that you can use however you see fit. Given an array, Spyc will return a string which contains a YAML document built from your data. **YAML** is an amazingly human friendly and strikingly versatile data serialization language which can be used for log files, config files, custom protocols, the works. For more information, see http://www.yaml.org. Spyc supports YAML 1.0 specification. ## Using Spyc Using Spyc is trivial: ```