[issue43625] CSV has_headers heuristic could be improved

[Łukasz Langa]

Change by Łukasz Langa <lukasz at langa.pl>:


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resolution:  -> fixed
stage: patch review -> resolved
status: open -> closed
type:  -> behavior

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue43625>
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