[issue41825] os.waitid() documentation needs TLC

[Georg Brandl]

Change by Georg Brandl <georg at python.org>:


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keywords: +patch
pull_requests: +21394
stage: needs patch -> patch review
pull_request: https://github.com/python/cpython/pull/22356

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue41825>
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