[issue44082] Add a method to check interpolation errors in configparser

[Munir Contractor]

Change by Munir Contractor <munircontractor at gmail.com>:


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keywords: +patch
pull_requests: +24655
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/26002

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue44082>
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