pypi / apscheduler
apscheduler
What changed in apscheduler 3, from its official release notes, upgrade guides and advisories. Sources checked 2026-10-27.
5 fixes and other
See which of these apply to your code, ranked, in your agent:
npx @unstale/cli initapscheduler 35 changes
Fixes and other changes 5
Fixed imported jobs missing their scheduler and job store links.
Fixed sub-minute interval jobs stalling during a DST spring-forward gap when using a ZoneInfo time zone by computing the delay from the actual UTC difference.
Fixed an issue where a job using a CronTrigger scheduled in a repeated time interval during DST transitions could cause the scheduler to get stuck in an infinite loop.
Fixed CronTrigger getting stuck on a folded datetime during the fall-back DST transition.
Fixed asynchronous schedulers raising the wrong exception, or no exception, when shutdown is called while the scheduler is not running.