The CC-BY-NC-SA license applies, as indicated by headers in the
respective source files.

https://creativecommons.org/licenses/by-nc-sa/4.0/

The detailed text is available here
https://creativecommons.org/licenses/by-nc-sa/4.0/legalcode

The Python code and cell morphology are licensed with the above mentioned CC-BY-NC-SA license.