Update Misc/NEWS.d/next/Library/2025-04-30-19-32-18.gh-issue-132969.EagQ3G.rst

Co-authored-by: Bénédikt Tran <[email protected]>

Author: ogbiggles

Misc/NEWS.d/next/Library/2025-04-30-19-32-18.gh-issue-132969.EagQ3G.rst

@@ -1 +1,7 @@
-Prevent the ProcessPoolExecutor executor thread, which remains running when shutdown is called with wait=False, from attempting to adjust the pool's worker processes after the object state has already been reset during shutdown. A combination of conditions, including a worker process having terminated abormally, resulted in an exception and a potential hang when the still-running executor thread attempted to replace dead workers within the pool.
+Prevent the :class:`~concurrent.futures.ProcessPoolExecutor` executor thread,
+which remains running when :meth:`shutdown(wait=False)
+<concurrent.future.ProcessPoolExecutor.shutdown>`, from
+attempting to adjust the pool's worker processes after the object state has already been reset during shutdown.
+A combination of conditions, including a worker process having terminated abormally,
+resulted in an exception and a potential hang when the still-running executor thread
+attempted to replace dead workers within the pool.