[issue40544] Formatter exception when using logging.config.fileConfig

[mirii1994]

Change by mirii1994 <miri.ignatiev at logz.io>:


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keywords: +patch
pull_requests: +19307
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/19991

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<https://bugs.python.org/issue40544>
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