A few things you need to do first
I assume you have Python installed and know how to run Jupyter notebooks. See: https://anaconda.org/.
1) Install the package by typing the following command in the terminal:
$ pip install deepzoomup
2) Get an account for cloud storage at Backblaze.
3) Create a public B2 bucket with credentials (id and key) for reading and writing.
4) Follow the instructions in the next paragraph on uploading.