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bpo-35715: Liberate return value of _process_worker #11514

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Merged
pablogsal merged 3 commits into from
Mar 16, 2019
Merged

bpo-35715: Liberate return value of _process_worker #11514

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e519e3b
bpo-35715: Liberate return value of _process_worker
dchevell Jan 11, 2019
1d9d9e4
📜🤖 Added by blurb_it.
blurb-it[bot] Jan 11, 2019
aff887a
Only delete result symbol if call_item was successful
dchevell Jan 13, 2019
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1 change: 1 addition & 0 deletions Lib/concurrent/futures/process.py
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Original file line number Diff line number Diff line change
Expand Up @@ -235,6 +235,7 @@ def _process_worker(call_queue, result_queue, initializer, initargs):
_sendback_result(result_queue, call_item.work_id, exception=exc)
else:
_sendback_result(result_queue, call_item.work_id, result=r)
del r

# Liberate the resource as soon as possible, to avoid holding onto
# open files or shared memory that is not needed anymore
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1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Library/2019-01-11-08-47-58.bpo-35715.Wi3gl0.rst
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@@ -0,0 +1 @@
Librates the return value of a ProcessPoolExecutor _process_worker after it's no longer needed to free memory