python3-pyrsistenthttps://github.com/tobgu/pyrsistentBlue Devilbluedevil@sctzine.comprogramming.language.python3MITlibraryPersistent/Immutable/Functional data structures for Python.Pyrsistent is a number of persistent collections (by some referred to as functional data structures). Persistent in the sense that they are immutable.https://github.com/tobgu/pyrsistent/archive/v0.15.7.tar.gzpython3-setuptoolspython3-develpython3-pyrsistentPersistent/Immutable/Functional data structures for Python.python3-sixpython3/usr/lib/python3*/usr/share/doc/python3-pyrsistent2020-02-190.15.7First release.Blue Devilbluedevil@sctzine.com