This bug in bpo-33329:
https://bugs.python.org/issue33329
was fixed for 3.6+, but it also affects 3.4 and 3.5. The bug is that
with newer versions of glibc--which I'm pretty sure has shipped on all
major Linux distros by now--the test suite may send signals that are
invalid somehow. As
One thing to keep in mind which is not a vote for/against mailing lists or
Discourse is that older projects, like Linux, have historically communicated
extensively with textual information. As JavaScript and other third party
projects, which rely more heavily on visualizations and UI, have grown