Commits
Ian Cook authored and Antoine Pitrou committed df212f44fcb
ARROW-14146: [Dev] Update merge script to specify python3 in shebang line This updates the shebang at the top of `dev/merge_arrow_pr.py` from `python` to `python3` Closes #11247 from ianmcook/ARROW-14146 Authored-by: Ian Cook <ianmcook@gmail.com> Signed-off-by: Antoine Pitrou <antoine@python.org>