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GH-89237: fix hang in proactor subprocess.wait_closed() (#98572)

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Kumar Aditya 2022-10-25 01:51:42 +05:30 • committed by GitHub
parent e3b9dd8e87
commit ad1dc3ebb6
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3 changed files with 10 additions and 2 deletions
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4
Lib/asyncio/proactor_events.py
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@ -60,6 +60,7 @@ class _ProactorBasePipeTransport(transports._FlowControlMixin,
self._pending_write = 0
self._conn_lost = 0
self._closing = False # Set when close() called.
self._called_connection_lost = False
self._eof_written = False
if self._server is not None:
self._server._attach()
@ -136,7 +137,7 @@ class _ProactorBasePipeTransport(transports._FlowControlMixin,
self._empty_waiter.set_result(None)
else:
self._empty_waiter.set_exception(exc)
if self._closing:
if self._closing and self._called_connection_lost:
return
self._closing = True
self._conn_lost += 1
@ -166,6 +167,7 @@ class _ProactorBasePipeTransport(transports._FlowControlMixin,
if server is not None:
server._detach()
self._server = None
self._called_connection_lost = True
def get_write_buffer_size(self):
size = self._pending_write