On Github katyhuff / cyclus_wssspe
Hundreds of discrete facilities mine, mill, convert, fabricate, transmute, recycle, and store nuclear material.
A facility might create material.
It might request material.
It might do both.
Even simple fuel cycles have many independent agents.
Export control is serious.
Dynamic library loading and modular encapsulation allow for security of proprietary or sensitive data.
Leadership transition is key. Be friends.