diff options
| -rw-r--r-- | Lib/asyncio/proactor_events.py | 2 | ||||
| -rw-r--r-- | Misc/NEWS.d/next/Library/2022-10-26-07-51-55.gh-issue-98703.0hW773.rst | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/Lib/asyncio/proactor_events.py b/Lib/asyncio/proactor_events.py index 2685a33..c6aab40 100644 --- a/Lib/asyncio/proactor_events.py +++ b/Lib/asyncio/proactor_events.py @@ -152,6 +152,8 @@ class _ProactorBasePipeTransport(transports._FlowControlMixin, self._loop.call_soon(self._call_connection_lost, exc) def _call_connection_lost(self, exc): + if self._called_connection_lost: + return try: self._protocol.connection_lost(exc) finally: diff --git a/Misc/NEWS.d/next/Library/2022-10-26-07-51-55.gh-issue-98703.0hW773.rst b/Misc/NEWS.d/next/Library/2022-10-26-07-51-55.gh-issue-98703.0hW773.rst new file mode 100644 index 0000000..3107519 --- /dev/null +++ b/Misc/NEWS.d/next/Library/2022-10-26-07-51-55.gh-issue-98703.0hW773.rst @@ -0,0 +1,2 @@ +Fix :meth:`asyncio.StreamWriter.drain` to call ``protocol.connection_lost`` +callback only once on Windows. |