This section covers all of the currently available options for installing this package.
pip install ligo-gracedb
Follow the instructions here to configure the LSCSoft Debian repository. The instructions are for Debian Jessie but are also applicable (with corresponding modifications) to Stretch and Buster. After the repository is configured, you can install ligo-gracedb by doing:
apt-get update apt-get install python-ligo-gracedb python3-ligo-gracedb