diff options
Diffstat (limited to 'Lib/asyncio/windows_events.py')
| -rw-r--r-- | Lib/asyncio/windows_events.py | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/Lib/asyncio/windows_events.py b/Lib/asyncio/windows_events.py index acc97da..4dad436 100644 --- a/Lib/asyncio/windows_events.py +++ b/Lib/asyncio/windows_events.py @@ -439,7 +439,11 @@ class IocpProactor: self._poll(timeout) tmp = self._results self._results = [] - return tmp + try: + return tmp + finally: + # Needed to break cycles when an exception occurs. + tmp = None def _result(self, value): fut = self._loop.create_future() @@ -793,6 +797,8 @@ class IocpProactor: else: f.set_result(value) self._results.append(f) + finally: + f = None # Remove unregistered futures for ov in self._unregistered: |