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-rw-r--r--Lib/concurrent/futures/process.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/Lib/concurrent/futures/process.py b/Lib/concurrent/futures/process.py
index 36355ae..8e9b69a 100644
--- a/Lib/concurrent/futures/process.py
+++ b/Lib/concurrent/futures/process.py
@@ -728,6 +728,8 @@ class ProcessPoolExecutor(_base.Executor):
# objects that use file descriptors.
self._executor_manager_thread = None
self._call_queue = None
+ if self._result_queue is not None and wait:
+ self._result_queue.close()
self._result_queue = None
self._processes = None