[issue27805] io.open('/dev/stdout', 'a') raises OSError with errno=ESPIPE

[Zackery Spytz]

Change by Zackery Spytz <zspytz at gmail.com>:


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keywords: +patch
pull_requests: +13166
stage: test needed -> patch review

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue27805>
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