Documentation

https://docs.python.org/3/library/math.html#math.tau
attempts to link to a YouTube video "Pi is (still) Wrong" by Vi Hart.
However, they intentionally removed their videos from YouTube (see their Patreon post ).

A possible quick fix would be to replace the link with a link to what I think is the same video on Vimeo:
https://vimeo.com/147792667

Linked PRs

• gh-136122: Fix video link for math.tau documentation #136129
• [3.14] gh-136122: Fix video link for math.tau documentation (GH-136129) #136131
• [3.13] gh-136122: Fix video link for math.tau documentation (GH-136129) #136132