request for license

[shimwell]

many thanks for making the repository.

would it be possible to add a license file.

this will help me check if I'm able to make use of the package in the way I hope to

thanks

[julia-sprenger]

Hi @shimwell,
thanks for raising the issue, it's a very good point.

@shinokumura I added the CC-BY license according to the IAEA NDS policy, see #3.

[shinokumura]

Hi @shimwell, @julia-sprenger, License added accordingly. Thank you for your request!

[shimwell]

thanks for solving this issue, I shall close it but feel free to reopen if anyone wants