[issue35182] Popen.communicate() breaks when child closes its side of pipe but not exits

[Alex Rebert]

Change by Alex Rebert <alexandre.rebert at gmail.com>:


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pull_requests: +17537
pull_request: https://github.com/python/cpython/pull/18151

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue35182>
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