[3.11] gh-102354: change python3 to python in docs examples (GH-102696) (#102697)

gh-102354: change python3 to python in docs examples (GH-102696)
(cherry picked from commit 80abd62647b2a36947a11a6a8e395061be6f0c61)

Co-authored-by: Paul Watson <paul.hermeneutic@gmail.com>
5 files changed