Fix waiter cancellation in asyncio.Lock (#1031)
Avoid a deadlock when the waiter who is about to take the lock is cancelled Issue #27585
M
Mathieu Sornay committed
894a654a9caafb7a5bf63e1383a048041c05023b
Parent: f9f1cca
Committed by Yury Selivanov <yury@magic.io>
on 6/9/2017, 8:17:40 PM