[docs] [issue38352] In typing docs, note explicit import needed for IO and Pattern/Match

Łukasz Langa <lukasz@langa.pl> added the comment: New changeset 00726e51ade10c7e3535811eb700418725244230 by Miss Islington (bot) in branch '3.9': bpo-38352: Add to typing.__all__ (GH-25821) (#25885) https://github.com/python/cpython/commit/00726e51ade10c7e3535811eb7004187252... ---------- _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue38352> _______________________________________