[issue43325] Documentation should warn that 'is' is not a safe comparison operator for most values.

[Raymond Hettinger]

Change by Raymond Hettinger <raymond.hettinger at gmail.com>:


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keywords: +patch
pull_requests: +23909
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/25168

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue43325>
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