[issue33594] add deprecation since 3.5 for a few methods of inspect.

[Matthias Bussonnier]

Change by Matthias Bussonnier <bussonniermatthias at gmail.com>:


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keywords: +patch
pull_requests: +6680
stage:  -> patch review

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue33594>
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