Commits

Antoine Pitrou authored 49455ec010b
ARROW-12367: [C++] Stop producing when PushGenerator was destroyed When a PushGenerator is lost but its Producer is left dangling, avoid pushing values and inform the caller about it. Closes #10055 from pitrou/ARROW-12367-push-generator-lost Authored-by: Antoine Pitrou <antoine@python.org> Signed-off-by: Antoine Pitrou <antoine@python.org>