$ pip install dtool-tag
Get a dataset to play with:
$ LOCAL_DS_URI=$(dtool cp -q http://bit.ly/Ecoli-ref-genome .)
Add a couple of tags:
$ dtool tag set $LOCAL_DS_URI e.coli $ dtool tag set $LOCAL_DS_URI genome
List the dataset tags:
$ dtool tag ls $LOCAL_DS_URI e.coli genome
Delete a tag:
$ dtool tag delete $LOCAL_DS_URI genome
For more information see the dtool documentation.