This role installs the tool from

https://gitlab.erc.monash.edu.au/hpc-team/mclastlogin

It simply updates a mailchimp audience with tags containing data from the last log (/var/log/lastlog)

You need a playbook entry like

• { role: mailchimpLastlogin, python3_bin: /usr/local/python/3.6.2-static/bin/python3, mailchimp_user: na, mailchimp_key: na, mailchimp_list: "Monash HPC Users", mailchimp_datetag: "m3_last_login", mailchimp_numtag: "m3_days_since_active", install_path: /opt/mclastlog, cron_user: root }