[issue41569] json.JSONEncoder.default should be called for dict keys as well

[Andrei Kulakov]

Change by Andrei Kulakov <andrei.avk at gmail.com>:


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nosy: +kj
resolution:  -> duplicate
stage:  -> resolved
status: open -> closed
superseder:  -> json.dump() ignores its 'default' option when serializing dictionary keys

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue41569>
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