[issue41165] [Python 3.10] Remove APIs deprecated since Python 3.3

[Inada Naoki]

Change by Inada Naoki <songofacandy at gmail.com>:


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keywords: +patch
pull_requests: +20423
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/21273

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<https://bugs.python.org/issue41165>
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