diff options
Diffstat (limited to 'Lib/asyncio/proactor_events.py')
| -rw-r--r-- | Lib/asyncio/proactor_events.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/asyncio/proactor_events.py b/Lib/asyncio/proactor_events.py index 6d230a2..66bfb0a 100644 --- a/Lib/asyncio/proactor_events.py +++ b/Lib/asyncio/proactor_events.py @@ -343,6 +343,10 @@ class _ProactorBaseWritePipeTransport(_ProactorBasePipeTransport, def _loop_writing(self, f=None, data=None): try: + if f is not None and self._write_fut is None and self._closing: + # XXX most likely self._force_close() has been called, and + # it has set self._write_fut to None. + return assert f is self._write_fut self._write_fut = None self._pending_write = 0 |