[issue44123] make function parameter sentinel value true singletons

[Serhiy Storchaka]

Serhiy Storchaka <storchaka+cpython at gmail.com> added the comment:

I do not understand the problem with pickling sentinel values used as default values for function parameters. Could you please show an example?

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nosy: +serhiy.storchaka

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue44123>
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