Update Python 3 to 3.12.9

commit_hash:c8651982d81e18f18e037fb247cc6ae53c4fa7f1

1 files changed, 8 insertions, 5 deletions

diff --git a/contrib/tools/python3/Lib/asyncio/selector_events.py b/contrib/tools/python3/Lib/asyncio/selector_events.py
index 790711f834..160ed6ca13 100644
--- a/contrib/tools/python3/Lib/asyncio/selector_events.py
+++ b/contrib/tools/python3/Lib/asyncio/selector_events.py
@@ -1183,15 +1183,19 @@ class _SelectorSocketTransport(_SelectorTransport):
         # If the entire buffer couldn't be written, register a write handler
         if self._buffer:
             self._loop._add_writer(self._sock_fd, self._write_ready)
+            self._maybe_pause_protocol()
 
     def can_write_eof(self):
         return True
 
     def _call_connection_lost(self, exc):
-        super()._call_connection_lost(exc)
-        if self._empty_waiter is not None:
-            self._empty_waiter.set_exception(
-                ConnectionError("Connection is closed by peer"))
+        try:
+            super()._call_connection_lost(exc)
+        finally:
+            self._write_ready = None
+            if self._empty_waiter is not None:
+                self._empty_waiter.set_exception(
+                    ConnectionError("Connection is closed by peer"))
 
     def _make_empty_waiter(self):
         if self._empty_waiter is not None:
@@ -1206,7 +1210,6 @@ class _SelectorSocketTransport(_SelectorTransport):
 
     def close(self):
         self._read_ready_cb = None
-        self._write_ready = None
         super().close()