pip install --user click flickrapi google-api-python-client

./from-flickr --help

For to-google create api and download client_secret.json

TODO, download videos
https://www.flickr.com/groups/51035612836@N01/discuss/72157621698855558/
They seemed to give up getting any attention on the 404 error for retrieving the orginal file, the implementation is now similar as discussed:
https://www.flickr.com/groups/51035612836@N01/discuss/72157671986445591/
A download link is created in a txt file instead.