NIST Public Domain Notice with license fallback
['https://github.com/usnistgov/jsip/blob/59700e6926cbe96c5cdae897d9a7d2656b42abe3/LICENSE', 'https://github.com/usnistgov/fipy/blob/86aaa5c2ba2c6f1be19593c5986071cf6568cc34/LICENSE.rst']