[issue43910] cgi.parse_header does not handle escaping correctly

[Mark Gordon]

Change by Mark Gordon <msg555 at gmail.com>:


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keywords: +patch
pull_requests: +24236
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/25519

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue43910>
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