[issue40937] Remove deprecated functions marked for removal in 3.10

[Rémi Lapeyre]

Change by Rémi Lapeyre <remi.lapeyre at henki.fr>:


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pull_requests: +19973
pull_request: https://github.com/python/cpython/pull/20775

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue40937>
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