Fix _Once.ensure() to propagate handshake failure to concurrent waiters#3397
Open
bysiber wants to merge 1 commit intopython-trio:mainfrom
Open
Fix _Once.ensure() to propagate handshake failure to concurrent waiters#3397bysiber wants to merge 1 commit intopython-trio:mainfrom
bysiber wants to merge 1 commit intopython-trio:mainfrom
