diff --git a/Lib/asyncio/base_events.py b/Lib/asyncio/base_events.py index 0df58c5f873..a4967b854c5 100644 --- a/Lib/asyncio/base_events.py +++ b/Lib/asyncio/base_events.py @@ -459,7 +459,8 @@ class BaseEventLoop(events.AbstractEventLoop): # local task. future.exception() raise - future.remove_done_callback(_run_until_complete_cb) + finally: + future.remove_done_callback(_run_until_complete_cb) if not future.done(): raise RuntimeError('Event loop stopped before Future completed.')