- Register Google calendar API, then download the client_secret.json to your working directory.
- see https://developers.google.com/google-apps/calendar/quickstart/python
$ pip3 install --upgrade google-api-python-client
$ pip3 install --upgrade git+https://github.com/masaponto/ofls-shift
$ echo 'export OFLS_KEY=<your-key-for-spread-sheet-goes-here>' >> ~/.bash_profile
$ echo 'export OFLS_GID=' >> ~/.bash_profile