[issue46848] Use optimized string search function in mmap.find()

[Stefan Tatschner]

Change by Stefan Tatschner <stefan at rumpelsepp.org>:


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keywords: +patch
pull_requests: +29675
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/31554

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue46848>
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