$ sudo npm install yaml
$ sudo npm install -g yaml

If want to update the yaml package execute the command as below,

$ sudo npm update yaml

Update package globally,

$ npm install -g yaml

Git clone:

$ sudo  git clone https://github.com/rektide/yaml.git

$ sudo  npm install -g ./yaml

yaml@0.3.0 /usr/lib/node_modules/yaml

How to remove yaml package :

You can uninstall or remove this package from your node_modules run the command as below,

$ sudo npm uninstall yaml

Basic Information of yaml NPM Package: